HG/T 20702.4-2000 Quality Assurance Procedure for Special Equipment Professional Design HG/T20702.4-2000 Standard download decompression password: www.bzxz.net

Special equipment professional design quality assurance procedures HG/T:20702.4-2000
Subject content and scope of application
This standard specifies the special equipment professional design quality assurance procedures and is applicable to design quality assurance work. 2
HG/T20701.6-2000
HG/T20701.14-2000
HG/T20701.9-2000
HG/T20701.10-2000
HG/T 20701.11 -2000
HG/T20702.5-2000
Referenced standards
"Key points for reviewing manufacturing drawings of containers and heat exchangers" "Management methods for professional engineering design data of equipment" "Instructions for the preparation of professional engineering design regulations for containers, heat exchangers and special equipment" "Instructions for the preparation of general technical regulations for professional equipment of containers, heat exchangers and special equipment" "Format and preparation instructions for equipment/material (inquiry, ordering) purchase requisition and technical specifications"
"Detailed rules for reviewing professional engineering design documents for special equipment" 3 Document management
Acceptance conditions
3.1.1 The person in charge of the profession is responsible for accepting the conditions, and shall request the conditions and data from the profession that proposed the design conditions according to the design schedule, distribute them to relevant personnel, and establish engineering files in accordance with the requirements of HG/T20701.14-2000 "Management methods for professional engineering design data of equipment" for management and reference. 3.1.2 The person in charge of the discipline shall check that all acceptance conditions have been checked, reviewed and signed by the discipline proposing the conditions in accordance with the quality assurance procedures.
3.1.3 The person in charge of the discipline shall verify the acceptance conditions and shall promptly submit any incomplete or doubtful information to the person in charge of the discipline proposing the conditions, and shall submit such information in writing if necessary. 3.1.4 The person in charge of the discipline shall regularly check the acceptance conditions to ensure that the acceptance conditions used by the discipline in the work of the discipline are the latest versions (this is especially important when completing the manufacturing version or construction version of the equipment schematic). 3.2 Proposing conditions
3.2.1 All proposed conditions of this discipline shall be uniformly managed and proposed by the person in charge of the discipline. All proposed conditions shall be checked and signed in accordance with the quality assurance procedures.
3.2.2 The person in charge of the discipline shall keep the original documents prepared by the discipline and establish engineering files in accordance with the requirements of HG/T20701..14-2000 "Management Measures for Engineering Design Data of Equipment Disciplines". 3.2.3 In addition to preserving the original document, the person in charge of the discipline shall also preserve a copy of each edition and store it in the data book together with the data delivery form.
Acceptance conditions shall include:
Design commencement report;
Engineering design basic data:
User's regulations and opinions;
Engineering design regulations
Engineering material selection regulations (material memorandum). Acceptance conditions
Preparation, review and signature
4.2.1 The engineering design regulations are prepared by the person in charge of the discipline under the guidance of the professional team leader in accordance with the format and requirements specified in HG/T20701.9-2000 "Explanation on the Preparation of Engineering Design Regulations for Vessels, Heat Exchangers and Special Equipment", and the opinions of the material department shall be added when necessary.
4.2.2 After the engineering design regulations are prepared, they shall be submitted to the professional team leader for preliminary review, and then distributed to the director or chief engineer, the material department and other relevant departments for review. 172
4.2.3 The person in charge of the discipline shall summarize the review opinions of all parties and sign the revised documents. The signed engineering design regulations shall be sent to the design manager, who shall send them to the user for review. The adopted opinions shall be included in the design regulations by the 4.2.4
preparer.
4.2.5 The reviewer shall finally review the documents and sign. The director of the department or the chief engineer shall review the final text of the engineering design regulations and sign after confirming that all opinions have been included in the regulations. 4.2.6 The final text of the engineering design regulations shall be sent to the design manager by the person in charge of the discipline, who shall send the document to the user for confirmation and then publish it. 4.2.7 The engineering design regulations are important design documents and should be modified as little as possible after they are officially published. Most modifications generally come from the user and are proposed in the form of user change notices. When the special equipment professional requires any modification, a modification description shall be attached in advance to obtain the user's confirmation. Special equipment schematics (equipment engineering drawings) and data sheets 5
Acceptance conditions
Acceptance conditions should include:
Engineering schedule and quality plan:
Engineering design basic data;
Engineering design regulations:
Engineering material selection regulations (material memorandum): Equipment table;
Special equipment process data sheet including equipment analysis sketch; Special equipment connection summary table including design pressure and maximum operating temperature; Equipment elevation or equipment layout diagram;
Equipment and pipeline insulation (cold insulation) regulations; Equipment and pipeline painting regulations;
Connection diagram including pressure, temperature, liquid level and other control point interfaces; Pipeline plane design drawings or pipe opening orientation diagrams: Elevation, orientation and type of supporting components of equipment operating platform and ladder. Elevation, orientation, type, load and supporting component summary table of pipe rack supporting components to be pre-welded on the equipment; Local load acting on equipment connection points; Special requirements for engineering design.
For the inquiry version of equipment schematics (equipment engineering drawings) and/or data sheets, all the above conditions are not required, only 1 to 11 items of information are required.
5.1.2 The person in charge of the discipline shall review all acceptance conditions, distribute them to the designers and verifiers, and put forward engineering design requirements to them, and review the data sheets and engineering design requirements together with the designers and verifiers. 5.2 Draw (compile) the inquiry version of equipment schematics (equipment engineering drawings) and/or data sheets. The designer shall integrate all necessary information, including the design analysis data and sketches of special equipment, instrument and equipment connection diagrams, structural materials, design requirements, adopted specifications, standards and calculation data, etc., and draw the inquiry version of equipment schematics (equipment engineering drawings) and/or data sheets in accordance with the format and requirements specified in HG/T20701.82000 "Design Regulations for Container and Heat Exchanger Professional Equipment Schematics (Equipment Engineering Drawings)" and HG/T20702.6-2000 "Format and Compilation Instructions for Special Equipment Professional Equipment Data Sheets".
Review and Signature
5.3.1 The designer shall carefully check his/her work according to HG/T20702.5-2000 "Detailed Rules for Review of Special Equipment Professional Engineering Design Documents" and sign in the "Design" or "Preparation" column. 5.3.2 The reviewer (or professional person in charge) shall check the correctness, drawing quality, lines, dimensions, graphic layout and data integrity of the drawings according to the requirements of HG/T20702.5-2000. Errors found on the drawings shall be corrected by the designer and returned to the reviewer for review.
5.3.3 After the revision and verification, the reviewer (or professional person in charge) shall sign in the "Verification" column. 5.3.4 The auditor (or professional team leader) shall audit the drawings and/or data sheets according to the requirements of HG/T20702.5-2000. After the audit opinions are supplemented and modified by the designer, the auditor (or professional team leader) shall sign in the "Audit" column. 5.3.5 The professional person in charge shall keep the original drawings of the equipment schematics (equipment engineering drawings) and/or data sheets and the modification records of each version.
5.3.6 The professional person in charge shall distribute these drawings and materials together with the drawing and material delivery form to the relevant disciplines and departments according to the distribution requirements of the engineering drawing and material distribution form. 5.4 Ordering version
5.4.1 The ordering version of the equipment schematics (equipment engineering drawings) and/or data sheets is based on the inquiry version. The drawings and/or data sheets in this version shall supplement or modify the relevant contents discussed and confirmed by the buyer and seller during the manufacturer coordination meeting or ordering period.
5.4.2 The designer shall Indicate the modification mark in the drawing and/or data sheet of this version, fill in the modified content in the "Modification" column, sign, indicate the date, and then submit it to the verifier (or professional person in charge) for review and signature. 5.5 Manufacturing version
5.5.1 The professional person in charge should check that all acceptance conditions in Article 5.1.1 must be final and reviewed. 5.5.2 The manufacturing version of the equipment schematic (equipment engineering drawing) is based on the inquiry version (or order version), according to the pipeline plan design drawing (or pipe mouth orientation drawing) published by the pipeline profession and the relevant information provided by the pipeline machinery and civil engineering profession, supplement the support and pipe mouth orientation drawing, pipe rack, ladder, platform, supporting components that need to be pre-welded on the equipment, and clarify the location of the fixed support of horizontal equipment (when the special equipment is arranged horizontally). The designer should indicate the modification mark and "for manufacturing version" in the modification column of the drawing,After verification by the reviewer (or the person in charge of the discipline), the reviewer shall sign and fill in the date. Then, the person in charge of the discipline shall send it to the relevant disciplines and departments.
5.6 Construction version
5.6.1 The equipment schematic diagram of the construction version (the final version for the equipment data sheet) is usually published after receiving the final confirmation (CF) drawing of the manufacturer and no further modification is expected. 5.6.2 Before the construction version is published, the designer shall fill in the modification mark or content in the modification column and indicate "for construction version". After review by the person in charge of the discipline, the reviewer shall sign and fill in the date, and the person in charge of the discipline shall send it to the relevant disciplines and departments. 6
Acceptance conditions shall include:
Engineering design regulations;
Engineering design basic data:
General technical regulations for equipment
Engineering material selection regulations (material memorandum): Acceptance conditions
Process data sheet containing special equipment design analysis sketches: Relevant engineering standards and instructions.
6.2 Preparation, review and signature
6.2.1 The general technical regulations for equipment are an important technical document in the technical appendix of equipment procurement. Usually, under the guidance of the professional team leader, the person in charge of the special equipment specialty shall prepare it in accordance with the format specified in HG/T20701.10-2000 "Instructions for the Preparation of General Technical Regulations for Containers, Heat Exchangers and Special Equipment Specialties". When the company (institute) has relevant general technical regulations for equipment, the professional person in charge shall study and decide on the selection, revision or rewriting together with the professional team leader, department director or department director engineer. 6.2.2 When the general technical regulations for equipment need to be modified or recompiled, the modified or recompiled general technical regulations for equipment shall be first checked by the professional team leader and then published to the material specialty and other relevant departments for review. 6.2.3 After the professional leader summarizes the review opinions of all parties, he/she shall sign in the "Compilation" column of the document. 6.2.4 The professional team leader shall conduct verification work, confirm that all opinions have been included, sign in the "Verification" column, and then send it to the director of the department or the chief engineer for review and signature, and then send it to the chief engineer (or deputy chief engineer) for approval. 6.2.5 The final general technical regulations of the equipment shall be sent to the design manager, who shall send it to the purchasing department. The general technical regulations of the equipment are an important technical document. The documents that have been reviewed and published should be modified as much as possible, otherwise it will affect the design and equipment delivery schedule, and sometimes the equipment price. 7 Equipment (inquiry, order) technical specifications and/or purchase requisitions 7.1
Acceptance conditions
Acceptance conditions should include:
Equipment schematics (equipment engineering drawings) and/or data sheets; general technical regulations of equipment:
Attachments related to the equipment (inquiry, order) technical specifications and/or purchase requisitions. 7.2 Preparation, review and signature
7.2.1 The equipment (inquiry, order) technical specification and/or purchase order are usually prepared or filled in by the designated engineer in accordance with HG/T20701.11-2000 "Format and Writing Instructions for Equipment/Material (Inquiry, Order) Purchase Order and Technical Specification", and ensure that the equipment (inquiry, order) technical specification and/or purchase order number, the name and position of the equipment used, and the attachments (official version) involved in the equipment (inquiry, order) technical specification and/or purchase order are accurate.
7.2.2 The professional person in charge and the professional team leader shall review the writing format and completeness of the equipment (inquiry, order) technical specification and/or purchase order, and check whether each attachment used is correct, then sign, copy and send. 7.2.3 The equipment (inquiry, order) technical specification and/or purchase order signed by the professional person in charge and the professional team leader shall be sent to the design manager for approval and then sent to the purchasing department. 8 Technical evaluation table and evaluation opinion acceptance conditions for the factory (commercial) quotation
The acceptance conditions should include:
Technical attachments to the factory (commercial) quotation:
Equipment (inquiry, order) technical specification and/or purchase order: relevant equipment general technical regulations, engineering standards, procedure instructions; relevant equipment schematics (equipment engineering drawings) or data sheets. 8.2
Review and Signature
The professional person in charge shall review the factory (commercial) quotation to see whether it meets the requirements of the equipment (inquiry, order) technical specification and/or 8.2.1
Purchase order and its attachments.
8.2.2 The professional person in charge shall complete the technical evaluation table and evaluation opinion of the factory (commercial) quotation. 8.2.3Www.bzxZ.net
The professional team leader shall check the technical evaluation form and evaluation opinions. 8.2.4
The professional person in charge shall include the professional team leader’s verification opinions into the technical evaluation form and evaluation opinions. 8.2.5
After the professional team leader confirms that the verification opinions have been included, he shall sign and send them to the director of the department or the chief engineer for review and signature. The professional person in charge shall send the technical evaluation form and evaluation opinions to the design manager. 9
Acceptance conditions should include:
Manufacturer’s drawings and materials
Acceptance conditions
Manufacturer’s drawing file catalog and related drawing file materials: 2 Equipment (order) technical specifications and/or purchase orders and their attachments: 3 Relevant general technical regulations, engineering standards, procedure manuals, etc. for equipment; 4 Relevant equipment schematics (equipment engineering drawings) or data sheets. 9.2 Review and Signature
9.2.1 After receiving the drawings and materials from the manufacturer, the professional person in charge shall check them according to the manufacturer's drawing file catalog or data delivery list, and forward the relevant drawings and materials to the relevant professionals for review after preliminary review by this professional. 9.2.2 The manufacturer's drawings and materials shall be checked in advance by the designer or checker who has completed the equipment schematic (equipment engineering drawing) and/or data sheet, and then sent to the professional person in charge for review. 9.2.3 The review of the manufacturer's drawings and materials is mainly to review whether the manufacturer's drawings and materials meet the requirements of the equipment (order) technical specifications and/or purchase requisitions and their attachments. 9.2.4 The review of the manufacturer's drawings and materials shall refer to the procedures and requirements specified in HC/T20701.6-2000 "Key Points for Drawing Review of Container and Heat Exchanger Professional Manufacturers". 9.2.5 The designer or checker who undertakes the review of the manufacturer's drawings and materials shall record the review opinions of this professional and other professionals on the drawings. If the manufacturer's drawings deviate from the design requirements, for issues related to chemical process, the chemical process engineer should be consulted; for issues related to materials, the material engineer should be consulted. After the review, the designer or checker who undertakes the review work should stamp the review seal on the drawings and put a "V" in front of the "Approved" or "Approved after Modification" column, and sign and indicate the date in the signature column. 9.2.6 The professional person in charge should organize the quality status of the manufacturer's drawings and materials into a brief written document, and send it to the manufacturer along with the reviewed and signed manufacturer's drawings and materials in accordance with the engineering procedures. 10
Equipment construction drawings
10.1.1 Acceptance conditions should include:
1 Unified regulations for the design of engineering equipment construction drawings; Acceptance conditions
2 Equipment schematics (equipment engineering drawings) or equipment design condition drawings confirmed by relevant professionals. 10.1.2 The professional person in charge should check the validity of the equipment schematics (equipment engineering drawings) and whether they have been confirmed and signed by relevant professionals.
When the project stipulates that the "equipment design condition drawing" is used directly as the design condition, the professional person in charge should review the "equipment design condition drawing". The professional person in charge should distribute the "Uniform Regulations for the Design of Engineering Equipment Construction Drawings", equipment diagrams (equipment engineering drawings) or "Equipment Design Condition Drawings" to designers and reviewers. 10.2 Drawing Equipment Construction Drawings
Designers should draw equipment construction drawings and prepare strength calculations based on the requirements of equipment diagrams (equipment engineering drawings) or "equipment design condition drawings" and the specified design standards, specifications, and "Uniform Regulations for the Design of Engineering Equipment Construction Drawings". 10.3
Review and Signature
10.3.1 Designers should carefully check their work in accordance with HG/T20702.5-2000 "Detailed Rules for Review of Special Equipment Professional Design Documents" and sign in the "Design" column. 10.3.2 The verifier shall comprehensively check all drawings and strength calculations of the equipment in accordance with the requirements of HG/T20702.5-2000. In addition to marking errors and problems on the drawings, the "Review Record" and "Quality Assessment Card" shall be carefully filled out. Errors and problems found shall be modified by the designer and returned to the verifier. 10.3.3
After the drawings and strength calculations are checked and modified, the verifier shall sign in the "Review" column. 10.3.4 The auditor shall review the drawings and calculations in accordance with the requirements of HG/T20702.52000. In addition to marking problems found during the review on the drawings, the "Review Record" and "Quality Assessment Card" shall be carefully filled out. The designer shall make additional modifications to the review problems, which shall be verified by the verifier and signed by the auditor in the "Review" column. 10.3.5 The general drawings and key component drawings of Class III containers and complex key equipment shall be in accordance with HG/T20702.5~2000 requirements shall be reviewed by the reviewer. In addition to marking the problems found during the review on the drawings, the "Review Record" and "Quality Assessment Card" shall be filled in. The review problems shall be supplemented and modified by the designer, and the reviewer shall sign in the "Review" column after review by the reviewer and auditor.
10.3.6 Before the equipment construction drawings are entered into the database, the equipment general drawing shall be countersigned by the relevant professionals. 10.4 Modification
After the equipment construction drawings are entered into the database, if any problems are found, they shall be modified. For general problems, the form of a modification notice 10.4.1
sheet may be adopted; for larger problems, such as those involving structural changes, the relevant drawings shall be modified, and the previous version of the drawings that have been stored in the database shall be replaced by the new version.
The quality assurance procedure for modifying the equipment construction drawings shall refer to the quality assurance procedure for the design of equipment construction drawings. 10.4.2
10.4.3 The professional person in charge shall keep a copy of the original equipment construction drawings and each version of the modified drawings or modification sheets. 179
Acceptance conditions should include:
Related documents published by the process:
Engineering design basic data;
Engineering design regulations.
Engineering standards and/or procedure specifications
Acceptance conditions
11.2 Preparation, review and signature
11.2.1 Engineering standards and/or procedure specifications should be prepared by the professional person in charge in a certain format under the guidance of the professional group leader.
When the company (institute) has relevant engineering standards and/or procedure specifications, the professional person in charge should study and decide with the professional group leader, the director of the department or the chief engineer to select, revise or rewrite them. 11.2.2After the preparation of the engineering standards and/or procedure specifications is completed, they shall be checked by the professional group leader first, then sent to the director or chief engineer for review, and finally sent to other relevant departments and professions for review. 11.2.3After the professional person in charge summarizes the review opinions, he shall sign the document and submit it to the chief engineer for final approval. 11.2.4 The professional group leader, director or chief engineer shall check the final text and sign it. 11.2.5 The engineering standards and procedure instructions that have been reviewed and signed shall be distributed to the relevant disciplines and departments by the professional person in charge according to the requirements of the drawing and data distribution sheet.
12.0.1 When the design reaches a certain stage and some conditions are still missing, in order not to affect the normal progress of the design work, some design conditions can be issued to the relevant disciplines first with reference to the design experience of similar projects or this discipline, but the words "to be determined" should be clearly marked in the relevant parts of these issued documents. Once the professional person in charge receives the supplementary conditions sent by the relevant discipline, he shall check, confirm or modify them in time, and immediately issue a formal document to replace them after removing the words "to be determined". 12.0.2 If the company (institute) undertakes the equipment construction drawing design, it shall prepare the unified regulations for the construction drawing design of engineering equipment before carrying out the equipment construction drawing design, and its design quality assurance procedures shall refer to Chapter 4 "Engineering Design Regulations" for implementation. 12.0.3 In order to ensure the quality of modification, the modification must be carried out according to the steps of the design quality assurance procedure, and the modification mark shall be marked at the modification place, and a brief description, date and signature shall be noted in the modification column. In order to facilitate the implementation of the design quality assurance procedure, a review procedure (see Chapter 13) is specially formulated for reference and implementation. 12.0.4
Situation.
In order to ensure the correct implementation of this procedure, the professional group leader, department director or chief engineer shall regularly check and implement the engineering design regulations.
Quality assurance review procedure (see attached table)
Special equipment schematics (equipment engineering drawings) and data sheets. General technical regulations for equipment.
Equipment (inquiry and order) technical specifications and/or purchase orders. Technical comparison table and evaluation opinions of factory (commercial) quotations. Manufacturer's drawings and materials.
Equipment construction drawings.
Engineering standards and/or procedure instructions.
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