This standard specifies the basic requirements for safety management in the design, construction, use, management, inspection, repair and modification of oil and gas process pipelines and oil and gas pipelines in oil (gas) fields. This standard applies to steel oil and gas process pipelines and steel oil and gas pipelines in onshore oil (gas) fields, and includes pipeline accessories and safety protection devices. SY 6186-1996 Safety Regulations for Oil and Gas PipelinesSY6186-1996 Standard download decompression password: www.bzxz.net

People's Republic of China Petroleum and Natural Gas Industry Standard SY 61861996
Safety Regulations for Petroleum and Natural Gas Pipelines
1996-08-20 Release
China National Petroleum Corporation
1997-03-01 Implementation
Shishan Natural Gas Production Company widely uses oil and gas pipelines, which directly affect the safe operation of these pipelines and the smooth completion of production tasks. In order to manage the safety of these pipelines, this standard is specially formulated. The Appendix A of this standard is the annex to the standard.
This standard is proposed by the Professional Standardization Technical Committee of the Petroleum Industry Safety Enterprise! ! Drafting organization of this standard: Daqing Petroleum Administration Bureau Main drafters of this standard Liu Jingxuan Sun Chuan
Gao Tie Binhong Zhanhang
Li Mingyou
Chen Yizeng
Sang Xiaoling
1 Scope
Petroleum and Natural Gas Industry Standard of the People's Republic of China Safety Regulations for Petroleum and Natural Gas Pipelines
$Y 6186--99(
This standard specifies the design, construction, use and management of oil and gas process pipelines and oil and gas pipelines in Shantou (gas) fields. Basic requirements for safety management in terms of inspection, repair and modification. This standard applies to steel oil and gas process pipelines and steel oil and gas pipelines in onshore oil (gas) fields, and includes pipeline accessories and safety protection devices.
2 Referenced standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, all versions are valid. All standards will be revised, and the parties using this standard should explore the possibility of using the latest versions of the following standards. Code for Construction and Acceptance of Industrial Pipeline Engineering
GBJ 235-82
GBJ 236--82
GB 498185
GB 647986
GB 8163--7
GB 9711-88
GB 12234-90
GB 12237---90
GH 1224[--90
Field equipment, construction and acceptance specifications for industrial pipeline welding projectsForce test for industrial valves
High-pressure seamless steel pipes for fertilizer equipment
Seamless steel pipes for conveying fluids
Spiral seam submerged arc welded steel pipes for natural gas transmission pipelinesGeneral valves with flanges and butt-welding connectionsSteel gate valves with flanges and butt-welding connectionsGeneral valves with flanges and butt-welding connectionsSteel ball valvesSafety valves, general requirements
GH/T 12252-9
G350183-93
Supply requirements for general valves
Code for fire protection design of crude oil and natural gas engineering GB 50251-94
Code for Design of Gas Transmission Pipeline Engineering
GB50253—94 Code for Design of Oil Transmission Pipeline Engineering Carbon Steel and Low Alloy Steel Forgings for Pressure Vessels JB 4726-94
SYJ4--84 Code for Oil and Gas Gathering and Transportation Facilities in OilfieldsSYJ10—S6 Code for Design of Gas Gathering Engineering in Gas FieldsSY11—5 Code for Design of Natural Gas Purification
SY0027--94 Code for Design of Gathering, Transportation and Steam Injection SystemsSY/TS037—92 Spiral Seam Submerged Arc Welded Steel Pipes for Ordinary Fluid Transportation PipelinesSY5297—1 Straight Seam Electric Resistance Welded Steel Pipes for Natural Gas Transportation Pipelines Regulations on the Protection of Natural Gas Pipelines (Decree No. 33 of the State Council of the People's Republic of China, issued on March 12, 1989)
3 Final text
This standard contains the following definitions.
31 Zhou (gas) Tianshishan, natural gas Jiangyi pipelines Pipelines used for oil and gas gathering and transportation, storage and transportation of oil and gas primary processing and gas injection 3.2 Oil and gas pipelines
Approved by China National Petroleum Corporation on August 20, 1996, implemented on March 1, 1997
Pipelines for transporting commercial crude oil and natural gas
3.3 Pipeline accessories
SY 6186: 1996
A general term for special parts such as elbows, elbows, two-way joints, reducing joints, pipe heads, flanges, valves and assemblies, insulating joints, insulating flanges, pipe silencers, transmitters and receivers, and filters. 4 Materials
4.1 The material selection of steel pipes and pipeline accessories used in continental (gas) countries, natural gas process pipelines and oil and gas pipelines (hereinafter referred to as pipelines) should be determined based on the use pressure, temperature and physical properties of the medium, and after technical and economic comparison. The steel pipes and steel materials used should have good toughness and weldability. 4.2 Steel pipes used in pipelines: should meet the requirements of GB9711.GB6479.GB8163, SY/T5037, SY5297.
Material production units should provide material quality certificates in accordance with the provisions of relevant standards. 4.3 The valves selected for pipelines should meet the requirements of GB4981GB12234, GB12237.GB12241: CiB/T12252 and other standards.
4.4 The material of pipeline accessories should meet the corresponding design specifications. 4.5 Steel forged flanges and other forgings should be carried out in accordance with the relevant provisions of JB4726. For special pipe fittings with complex shapes: they can be made of steel. The manufacturing factory shall comply with the phase flow standard and export quality certificates for cast steel and forgings. 4.6 Pipeline accessories should not be made of iron parts alone.
4.7 When the pipeline and pipeline accessories are connected by welding, the materials of the two should be the same. 4.8 Heads, manifolds and pig receivers should be made by factories with the qualification to manufacture pressure vessels. And technical data such as measurement certificates shall be issued in accordance with regulations.
4.9 Pipelines using foreign steel pipes and pipeline fittings shall comply with the standards of the corresponding countries (not lower than the standards of my country) and have qualification certificates.
5 Design
Pipeline engineering design shall be undertaken by units with corresponding design qualification levels. 5.2 Pipeline design units shall comply with national safety production regulations and meet the relevant national and industry standards for safety production. 5.3 The design of oil (gas) ports, petroleum and natural gas T-process pipelines shall comply with (B50183, SYJ4, SYJ10.SYI1!SY 0027 5.4 The design of oil and gas pipelines shall comply with GB50183 (B5025) and GR50253 standards. 5.5 The design documents of pipelines shall be signed step by step according to the design specifications. 5.6 The safety devices of oil and gas pipelines generally include the following: a) Pressure and temperature regulation system: b) Water hammer control system: c) Pressure relief system d) Fire protection system f) Flammable gas monitoring system f) Signs and anchors: f) Electrical protection measures 2) Natural disaster protection and safety protection facilities 6 Construction 6.1 The construction of pipeline projects shall be undertaken by units with corresponding qualification certificates 6.2 Before the start of pipeline projects: The design unit shall apply for the approval of the start of construction from the competent department and file it with the safety department. SY 6186-1996
6.3 Pipeline construction units shall implement the standards and specifications formulated by the state and relevant departments.6.4 Pipeline construction units shall construct according to the design drawings. If the original design documents need to be revised, the design modification documents of the original design unit shall be obtained in advance.
6.5 Pipeline welders shall hold a welding certificate issued by the competent department to perform qualified domestic welding work during the validity period.6.6 The steel pipes and pipeline accessories used in the pipeline shall be re-inspected by units with corresponding qualifications according to the requirements of the quality certificate.6.7 The processing standards of pipelines shall be implemented in accordance with the relevant provisions of GB.I235.6.8 The construction and acceptance of pipeline welding shall be carried out in accordance with the provisions of GB50251, GB50253.GBJ236, and the special requirements of the design shall be implemented in accordance with the provisions of the design drawings.
6.9 Pipeline strength test and tightness test shall be carried out according to the design drawings, and the medium of strength test should be water. 6.10 During the construction of pipelines, the following completion materials shall be provided to the construction unit: engineering drawings
b) design revision and material substitution documents:
c) inspection and re-inspection report of steel pipes and pipeline accessories; d) hidden process and crossing engineering data; e) commissioning or inspection report of safety devices;
trial operation report: bzxZ.net
9) inspection report of anti-corrosion, thermal insulation and heat insulation materials:
1) non-destructive testing report of welds:
D strength test and tightness test report
k) engineering quality assessment report.
During the construction of pipelines, quality supervision shall be carried out by quality supervision units recognized by the quality management department of China National Petroleum Corporation 7. Use management
The enterprise implements hierarchical management of pipeline safety production and designates technical personnel with pipeline professional knowledge to be responsible for safety and technical management work 7.2 Pipeline safety technology management mainly includes: a) Implement relevant national laws and regulations and this standard; b) Participate in pipeline design review, construction acceptance and trial operation; c) Technical review of pipeline inspection, repair, restoration, transformation and scrapping; d) Formulate safety management rules and regulations and regular inspection plans; d) Pipeline accident investigation; f) Safety technology training management; 7.3 Pipeline users should establish pipeline technical archives, including: \) Pipeline use registration form [see Appendix A (Standard Appendix) b) Pipeline design technical documents; d) Pipeline construction engineering data; g) Pipeline repair, restoration and transformation completion data; g) Pipeline safety device regular calibration, repair and replacement records; d) Records and handling reports of related accidents. SY 6186-1996 7.4. Before the pipeline is put into use, the pipeline user unit shall report to the competent department of the enterprise and go through the registration procedures for use. 7.5 The repair, restoration and reconstruction of the pipeline shall be the responsibility of the technical person in charge of the user unit and reported to the competent department for approval. 7.6 The repair, restoration and reconstruction of the pipeline shall be carried out by a unit with corresponding qualification certificates and shall provide cross-construction materials. The quality inspection department shall conduct supervision and inspection during the construction process. 7.7 Except for the use of special equipment for pressure repair, it is not advisable to repair the pipeline under pressure. 7.8 The pipeline user unit shall establish safety technical operation procedures and inspection system. The content of the safety technical operation procedures shall at least include: a) process flow chart and operation process indicators of the pipeline; b) start-up and shutdown operation procedures; d) abnormal situation handling measures and reporting procedures; c) anti-blocking and safety requirements; d) cleaning operation procedures. 7.9 When inspecting the pipeline: the user shall make preparations before the inspection in accordance with relevant regulations; the safety devices shall be managed and used in accordance with regulations. 7.10
8 Periodic inspection
8.1 The unit using the pipeline shall formulate a regular inspection plan and report it to the competent department for filing. 8.2. The regular inspection of pipelines is divided into:
a) External inspection: In addition to routine inspection, it shall be carried out at least once a year by full-time personnel of the unit using the pipeline; b) Cover inspection: Once every five years, it shall be undertaken by a professional inspection unit approved by the quality management department of China National Petroleum Corporation. 8.3 The pipeline shall be put back into use after being out of service for one year: a comprehensive inspection shall be carried out: 8.4 External inspection items:
a) Pipeline damage, deformation defects
b) Pipeline anti-corrosion layer and insulation layer;
c) Pipeline accessories;
() Safety devices:
e) Pipeline marker piles, staggered piers, test, fences, cables and signs, etc.; Pipeline protection books and covers:
) Electrical protection system.
8.5 Comprehensive inspection items:
a) All items of external inspection:
b) Pipeline thickness measurement;
) Soil corrosiveness density test:
d) Stray current test:
e) Pipeline monitoring system inspection:
f) Corrosive medium test inside the pipe.
8.6 If there is any of the following conditions, the comprehensive inspection period can be shortened: a) Multiple accidents occurred; b) The anti-corrosion layer is seriously damaged: c) After repair, restoration and construction: d) Damaged by natural fire: d) More than 15 years in service
Appendix (Standard Record)
User unit:
Outer diameter × wall
Registration form for oil and natural gas pipeline use (format)
International standard number
Design reference
Note: "Pipeline name" refers to the name specified in the design drawing or by the user; 3 "Pipeline number" refers to the number of the pipeline by the user. Responsible person (signature)
Next inspection date
Registration person (signature)
Year Month Month (public opinion)
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