This regulation stipulates the composition, depth, format and representation method of the process construction drawing design documents for chemical powder and block material storage and transportation systems. This regulation applies to the process design of solid material storage and transportation systems (single operation and production units defined by the general provisions of HG20518 "Chemical Mechanized Transportation Design Principles") for the construction of new large and medium-sized chemical enterprises. The process design of solid material storage and transportation systems for expansion, reconstruction or small chemical enterprises can refer to it. HG/T 20560-1997 Chemical Mechanized Transportation Process Design Construction Drawing Content and Depth Regulations HG/T20560-1997 Standard Download Decompression Password: www.bzxz.net

Industry Standard of the People's Republic of China
HG/T20560-97
The Process Design Specification of the Detail Design Content and Procedure for Chemical Bulk Material Handling1997-09-14 Issued
Ministry of Chemical Industry of the People's Republic of China
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Ministry of Chemical Industry Document
Chemical Construction Development (1997) No. 598
Notice on the Issuance of Four Industry Standards, including the "Standard Series of Mufflers for Common Equipment in Chemical Plants" To all provincial, autonomous region, municipality directly under the Central Government, and independently planned cities, and all relevant units: The "Standard Series of Mufflers for Common Equipment in Chemical Plants", including the four standards organized and compiled by the relevant design and technology center stations of the Ministry of Chemical Industry, have been reviewed and approved as recommended industry standards and will be implemented from January 1, 1998. For details of the standard name, number, organization unit, and editor-in-chief unit, please see the attached table.
The four standards are managed by the respective organizations, and the Engineering Construction Standard Editing Center of the Ministry of Chemical Industry is responsible for publishing and issuing.
Ministry of Chemical Industry
September 14, 1997
Standards Enforcement Network wm.baeono-com Appendix
Standard Name
Standards for Mufflers of Common Equipment in Chemical Plants
Chemical Mechanization Transportation Process Design and Construction Drawing Contents and Depth Requirements
Modified Polypropylene Chamber||tt ||Standard No.
HG/T21616--97
Organizing Unit
Editing Unit
Ministry of Chemical Industry Environment
Jilin Chemical Industry
Design
Protection Design Technology Center Station
Ministry of Chemical Industry Powder
Ministry of Chemical Industry Powder
Engineering Design Technology
HG/T20560-9 7
Technical Center Station
Chemical Industry Department Equipment
HG/T21615-97 Design Technology
Type and Plate and Frame Filter Series
Engineering Design Technology Center Station
Shanghai Chemical Industry Equipment
Chemical Steam Condensation
Chemical Industry Department Thermal Engineering
Jilin Chemical Engineering
Water System Design Technology
HG/ T20591-97
Design Technology
Industry Company Design
Technical Regulations
Standards according to the network wwbzsogo.con Note
CD131A2-84
CD100A16—87
Industry Standards of the People's Republic of China
Chemical Mechanized Transportation Process Design Construction Drawing Content and Depth Regulations
The Process Design Specification of the Detail Design content and procedure for Chemical Bulk Material HandlingHG/T20560-97
Editor: Powder Engineering Design Technology Center of the Ministry of Chemical IndustryApproval Department: Chemical Industry
Effective Date: January 1, 1998 Engineering Construction Standard Editing Center of the Ministry of Chemical Industry
1998 Beijing
Ningzhunpihuan.com.m.baoso.comPrevious
1. This specification is compiled in accordance with the Ministry of Chemical Industry (90) Chemical Basic Standard No. 38 document, and is used to replace CD131A2-84 "Uniform Regulations for the Preparation of Process Design Documents for Chemical Mechanized Transportation". 2. This specification is applicable to the process design and construction drawing stage of mechanized storage and transportation of powder, granular and bulk materials and their processing in chemical enterprises, and specifies the content, depth, format and representation method of its design documents. 3. This regulation makes the following changes to CD130A2-84: (1) According to the requirements of (90) Chemical Base Standard No. 38, the content and depth of the preliminary design stage of chemical mechanized transportation process in CD131A2-84 are cancelled. (2) The content, depth, format and representation method of the construction drawing stage of chemical mechanized transportation process design strive to be close to the international general design system and consistent with the "Unified Regulations on the Content and Depth of Chemical Process Design Construction Drawings". (3) Updated related or referenced standards
4. With authorization, the Powder Engineering Design Technology Center of the Ministry of Chemical Industry is responsible for interpreting this regulation (No. 268, Geguan Road, Dachang District, Nanjing).
Editor of this regulation: Powder Engineering Design Technology Center of the Ministry of Chemical Industry Main drafter: Wang Zhennan
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General regulations
Composition of design documents
Drawing catalog
Design description
Home page diagram
Process flow chart of storage and transportation system
General process layout diagram of storage and transportation system
Workshop (section) process equipment layout diagram
Process pipeline layout diagram
Process equipment installation diagram| |tt||12 Installation drawing
13 Process equipment list
14 Comprehensive material list
Appendix A Explanation of terms used in this regulation
Explanation of clauses
Standard Control Network mm.b280so.com Customer Standard Industry Information Free Download (1)
（45)
（48)
1 General
1.0.1 This regulation is a guiding document, which aims to unify the content and depth of the design and construction drawings of the chemical mechanized transportation process, make them accurate and complete, ensure the design quality, and facilitate construction and installation. 1.0.2 This regulation stipulates the composition, depth, format and representation method of the design documents of the process construction drawings of the chemical powder and bulk material storage and transportation system.
1.0.3 These regulations apply to the process design of solid material storage and transportation systems (unit operations and production units defined by the general provisions of HG20518 "Chemical Mechanized Transportation Design Principles") for the construction of new large and medium-sized chemical enterprises. The process design of solid material storage and transportation systems for expansion, reconstruction or small chemical enterprises can refer to it. 1.0.4 These regulations are based on the design system used in my country over the years as the basic framework, but the representation method and format of design documents (drawings, tables, etc.) strive to be close to the international general design system and consistent with HG20519, HG20546, and HG20557~20559.
1.0.5 The main standards related to or referenced by this regulation are as follows: GB4457~4460, GB131 "Mechanical Drawing" GB20518
HG20519
HG·20533
HG21538
HG20546
HG2055720559
GB3100
GB3101
GB20505
CD130A20
"Provisions on the Principles of Chemical Mechanized Transportation Design" "Provisions on the Unification of the Content and Depth of Chemical Process Design Construction Drawings" "Provisions on the Unification of Common Terms and Terminology in Chemical Mechanized Transportation Design" "Legend of the Flowchart of Chemical Mechanized Transportation Process Design" "Chemical Plant Equipment Layout Design Regulations" "Chemical Plant Process System Engineering Design Regulations ()" "International System of Units and Its Application"
"General Principles of Quantity, Units and Symbols" "Text Codes and Graphic Symbols for Process Detection and Control Systems" "Chemical Equipment Design Document Preparation Regulations". 1.
Standard Reporting Network ww.bzsogo.con2 General Regulations
2.1 Drawing Representation
2.1.1 Drawing Representation Method (including drawing size, drawing method, dimension annotation method, etc.): All those not specially stipulated in these regulations shall be implemented in accordance with the corresponding national standards for mechanical drawing (GB4457~4460, GB131). 2.1.2. Drawing Line Width
Drawing lines are divided into three types: thick line, medium thick line and thin line, and their line widths are: thick line 0.9~1.2mm: medium thick line 0.5~0.7mm thin line 0.15~~0.3mm. Applicable to both solid and dashed lines. 2.1.3 Usage of Graphic Lines
General provisions for the usage of graphical lines are given in Table 2.1.3. Table 2.1.3 Usage table of lines
Process flow chart
General layout of storage and transportation system
Equipment layout
Pipeline layout
Equipment installation diagram
Material flow
Main material pipeline
Building and structure railway
Equipment outline
Line width (mm)
Other material pipelines
Equipment outline
Pipeline (solid or virtual
Pipe rack and flange valve
Mounting parts
Equipment foundation
Equipment outline
All lines should be clear, smooth and uniform. 2.1.4 Words and numbers
Words (Chinese and foreign languages) and numbers in the diagram must be in the same font Correct, clear strokes, neat arrangement, and even spacing. Chinese characters should be in long Fangsong font, and foreign characters should be in cursive font. 2.1.5 Font size (i.e. font height) shall be in accordance with Table 2.1.5. Table 2.1.5 Font size recommendation table
Writing content
Drawing name and view symbol in title bar
Project name
Text description and axis number in drawingsbZxz.net
Numbers and letters in drawings
Text in tables
Text in tables (grid size is less than 6mm) Note: The width of a character is approximately 2/3 of the character height. ·2.
Recommended font size (mm) for free download of various standards and industry information from the standard fierce network oow.bzsoeo.con
2.2 Text description
2.2.1 Where available If the graphic representation is clear, no text description shall be used. Text description is collectively referred to as "explanation", and words such as "annotation" or "remarks" shall not be used.
2.2.2 The order of text numbering on the drawings is as follows: 1.
XXXXXXXX.
XxXxxxxx.
In the design description, the order of text numbering shall be given by the project design manager or the chief person in charge of engineering design. 2.2.4
The quantities in the text description shall be expressed in Arabic numerals, such as: thirty-five percent
three quarters
thirty-five thousand
three hundred and fifty-five thousand
should be written as 35%
should be written as 3/4
should be written as 5000
should be written as 35000 or 35,000||tt ||Should be written as 355,000.
2.2.5 The symbols that appear in the text are written as shown in Table 2 and 2.5. Table 2.2.5 The writing rules of symbols
Percentage range
Temperature range
Approximately equal to
Multiplication of numbers and letters
Multiplication of numbers
Should be written as
35%~45%
35~45℃
35×45
30°30
Should not be written as
35~45%, 35-45%
35℃~45℃, 35-45℃
35·45
2.2.6 The text description should be concise and accurate, and simplified Chinese characters that have not yet been promulgated or abolished by the state shall not be used. Unless otherwise specified by the project design manager or the person in charge of engineering design, traditional Chinese characters shall not be used. 2.3 Units of measurement
2.3.1. The units of measurement used in the design documents shall comply with my country's legal measurement unit standards GB3100, GB3101, etc.
2.3.2 In view of my country's language habits, the word "weight" is allowed to be used in design documents to express the mass of an object, but the unit must be written as "kilogram" and not "kilogram". The unit of force (including gravity) must be written as "Newton" and not "kilogram". As shown in Table 2.3.2. Table 2.3.2 Symbols and units of mass and force
Name of quantity
Weight (mass)
Force, gravity
Symbol of quantity
Legal measurement units
Unit name
Gram, ton
Newton, kilonewton
Unit symbol
kg, t
N, kN
2.3.3 For the combined units in the design documents, the units of each physical quantity shall be marked with the symbols of the legal measurement units, and may also be marked with Chinese characters, but they shall not be mixed. For example: it should be written as
and should not be written as
1000kg/m2
1000kg/m3
or 1000kg/m3
or 1000kg/m
2.3.4 The units of non-physical quantities (pieces, bags, packages, boxes, units, people, etc.) in the design documents can be composed of combined units using Chinese characters and symbols. For example:
800 bags/hour
300,000 tons/year
50 tons/(person, day)
can be written as
can be written as
800bag/h or 800 bags/h
3×105t/a or 300,000t/a
can be written as 50t/(person·d)
2.3.5 The writing method of measurement units in each design document should be consistent, and the writing method of measurement units in the design documents of the same engineering project should be completely unified.
2.4 Drawing and graphic scale
2.4.1 Generally, A1 drawing is used (it can be appropriately lengthened when necessary), and A0 drawing is rarely used or not used. A2 drawing can be used for small projects.
2.4.2 The graphics should be of appropriate size, clear and beautiful. See Table 2.4.2 for commonly used scales. Table 2.4.2 Commonly used scales of drawings
General process layout of storage and transportation system
Equipment layout
Process piping layout
Equipment installation
Installation parts drawing
Basic scale
1:500
1:100, 1:50
1:10, 1:5
Available scale
1:1000, 1:200
1:200, 1:50
Corresponding to the above scale
1:10, 1:50
Select as appropriate according to actual size
Standard according to net change ww.bzso8o.con2.4.3 The same scale should be used for the plan and section of the layout drawing. If there are several different scales (such as partial enlargement) on the same drawing, their scales should be marked above the drawing (see Figure 2.4.3). However, the scale column in the title bar can only be filled in with the scale of the main view.
1:20
Marking of partial enlargement
2.5 Elevation
2.5.1 The elevation symbol should be the figure shown in Figure 2.5.1 (a), and the length 1 of its horizontal line should slightly exceed the number written. In special cases, the elevation symbol shown in Figure 2.5.1 (b) can also be used, and its height h depends on actual needs. 15
Figure 2.5.1 How to draw elevation symbols
2.5.2 The elevation numbers are all in meters, with three digits after the decimal point, up to millimeters. The elevation of the figure is only marked with numbers, not units. The ground design elevation is set at EL100.000. 2.5.3 On the section drawing, the tip of the elevation symbol may point upward or downward, and the position of the number marking is shown in Figure 2.5.3. EL146.000
EL146.000
EL146.000
EL146.000
Figure 2.5.3 Digital marking of elevation symbol
2.5.4 The elevations should be marked on the same side of the drawing as far as possible, and the elevation numbers of different heights should be based on the same vertical line as far as possible (as shown in Figure 2.5.4).
Standards are available for free download from the website owb2Boeoc. EL106.000
EL100.000(25.000)
Figure 2.5.4 Marking of elevation numbers on section drawings EL116.000
EL110.000
EL100.000(17.200)
2.5.5When buildings and structures are related to each other, the relative elevation of each building and structure EL100.000 must be followed by its corresponding absolute elevation in brackets (as shown in Figure 2.5.4). 2.6 Commonly used legends in construction drawings
2.6.1 Commonly used legends in construction drawings are listed in Table 2.6.1. Table 2.6.1 Common examples of construction drawings
Ordinary bricks
Rubber, plastic, etc.
Non-metallic materials
Glass, etc.
Transparent materials
Plain concrete
Reinforced concrete
Special bricks
Refractory bricks
Pinbigong
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