GB 15735-2012 PDF English
US$85.00 · In stock · Download in 9 secondsGB 15735-2012: Requirements for the safety and health in production process of metal heat treatment Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid GB 15735: Evolution and historical versions
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
GB 15735-2012 | English | 85 |
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Requirements for the safety and health in production process of metal heat treatment
| Valid |
GB 15735-2004 | English | 559 |
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Requirements for the safety and health in production process of metal heat treatment
| Obsolete |
GB 15735-1995 | English | 639 |
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Requirements for the safety and health in production process of metal heat treatment
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GB 15735-2012: Requirements for the safety and health in production process of metal heat treatment ---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB15735-2012
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 25.200
J 36
Replacing GB 15735-2004
Requirements for the safety and health in production
process of metal heat treatment
Issued on: NOVEMBER 05, 2012
Implemented on: JUNE 01, 2013
Issued by.
General Administration of Quality Supervision, Inspection and
Quarantine of the People’s Republic of China;
Standardization Administration of the People’s Republic of
China.
Table of Contents
Foreword... 3
1 Scope... 5
2 Normative references... 5
3 Terms and Definitions... 6
4 Hazardous Factors and Harmful Factors in Heat Treatment Production... 6
5 Heat Treatment Plant and Operating Environment... 8
6 Production Materials and Waste Materials... 10
7 Production Installation... 11
8 Heat Treatment Processing Operation... 15
9 Technical Measures of Safety and Health Protection... 18
10 Management Measures of Safety and Health... 20
Foreword
All contents of this Standard are mandatory.
This Standard is drafted according to rules given in GB/T 1.1-2009.
This Standard replaces GB 15735-2004 Requirements for the Safety and Health in Production
Process of Metal Heat Treatment. Compared with GB 15735-2004, the changes of main technical
contents are as follows.
— Some reference standards are added (see Chapter 2);
— Contents in original Table 1 are modified;
— Table 3, Table 4, Table 5 and Table 8 in the original standard are deleted;
— Technical contents “5.1 Plant construction”, “5.2 Operating environment”, “6.2 Waste
materials” are increased and modified;
— “General requirements” are added in Chapter 7(see 7.1);
— Some technical requirements in Chapter 7 are added and modified (see 7.2.1~7.2.10);
— The original “7.2 Gas furnace and heavy oil furnace” is changed to be “7.3 Fuel furnace”;
— Technical contents in “7.4 Salt bath furnace” are added and modified;
— The original “Ion nitriding equipment” is changed to “Plasma heat treatment equipment” (see
7.6);
— Open flash point temperature for working temperature of quenching oil and tempering oil are
modified (see 7.9.3);
— The original 7.10~7.14 are combined into “7.11 Auxiliary equipment for heat treatment”; and
corresponding contents are added;
— “8.3 Surface treatment” and “8.4 Chemical heat treatment” in the original standard are
combined into “8.3 Surface heat treatment”;
— 8.4.4~8.4.7 are added in “8.4 salt bath heat treatment”;
— “Alignment” contents in original 8.7 are deleted;
— “Confined space” and “equipment overhaul” are added (see 9.6, 9.7).
This Standard was proposed and shall be under the jurisdiction of National Technical Committee
on Heat Treatment of Standardization Administration of China (SAC/TC 75).
Drafting organizations of this Standard. Jiangsu Fengdong Thermal Technology Co., Ltd., Beijing
Research Institute of Mechanical and Electrical Technology, Nanjing Kerun Industrial Media Co.,
Ltd, and Tianjin Heat Treatment Institute Co., Ltd.
Requirements for the Safety and Health in Production Process of
Metal Heat Treatment
1 Scope
This Standard specifies the general technical requirements for the safety and health in production
process of heat treatment.
This Standard is applicable to heat treatment production and production installation that are
provided for heat treatment production and safety-health related to heat treatment production.
2 Normative references
The articles contained in the following documents have become part of this document when they
are quoted herein. For the dated documents so quoted, all the modifications (including all
corrections) or revisions made thereafter shall be applicable to this document.
GB 2893 Safety colours
GB 2894 Safety signs and guideline for the use
GB 5083 General rules for designing the production facilities in accordance with safety and
health requirements
GB 5959.1 Safety in electroheat installations - Part 1.General requirements
GB 5959.3 Safety in electroheat installations - Part 3.Particular requirements for induction and
conduction heating and induction melting installations
GB 5959.4 Safety in electroheat installations - Part 4.Particular requirements for safety
resistance heating installations
GB 7231 Basic identification colors and code indications and safety sign for industrial pipelines
GB/T 10067.3 Basic specifications for electroheat installations - Part 3.Induction electroheat
installations
GB/T 10067.4 Basic specifications for electroheat installations - Part 4.Indirect resistance
furnaces
GB/T 11651 Code of practice for selection of personal protective equipment
GB/T 12801 General principles for the requirements of safety and health in production process
GB/T 15236 Occupational safety and health glossary
GB/T 27945.1 The management of hazardous solid wastes from heat treatment salt - Part 1.
General management
GB/T 27945.2 The management of hazardous solid wastes from heat treatment salts - Part 2.
Test method of extractives
GB/T 27945.3 The management of hazardous solid wastes from heat treatment salts - Part 3.
Method of innocent treatment
GB/T 27946 Limited value of hazardous substance in the air of heat treatment working place
Regulations on Safety Management of Hazardous Chemicals No. 591 Decree of the State
Council (Implemented on December 01, 2011)
3 Terms and Definitions
The terms defined in GB/T 15236 AND the following terms and definitions are applicable to this
document.
3.1 Hazardous factors
Factors which can cause casualties or sudden damage to materials.
3.2 Harmful factors
Factors which can affect people’s physical and psychological health, and cause diseases
(including occupational disease) or cause chronic damage to materials.
3.3 Production materials
Raw materials, materials, fuel, auxiliary materials and semi-finished products that are required in
production.
3.4 Waste materials
Excess materials in production process, and the waste caused in production process, including
gaseous, liquid and solid materials.
3.5 Production installation
Various labour information, such as equipment, facilities, tools and machines, instruments that are
required in production.
4 Hazardous Factors and Harmful Factors in Heat
Treatment Production
4.1 Common hazardous factors in heat treatment production
Common hazardous factors in heat treatment production include flammable substances, explosive
substances, toxic substances, high voltage, hot objects and corrosive substances, refrigerants,
dropped objects or gushers, and restricted areas, etc. Their sources and hazard ratings are shown
in Table 1.
5.1.2 Production installation foundation shall meet requirements of corresponding load-bearing
and vibration. Underground water cannot be exuded from the ground. Sump is also set and
automatic drainage device shall be increased in areas where flood easily happens.
5.1.3 The ground intensity shall meet load-bearing requirements of production organization,
materials storage and transportation; the ground materials shall meet requirements of heat
resistance, corrosion resistance and impact resistance.
5.1.4 The plant shall have enough height and skylight, and vent shall be set properly to meet
requirements of ventilation and brightness.
5.1.5 Exhaust devices in the plant and areas which generate hazardous substances such as bath
furnace, quenching tank, rinse tank and discharge outlet for waste gas burning shall have enough
capacity of ventilation.
5.1.6 Induction equipment, laser beam, electron beam, plasma beam, shot blasting and sand
blasting equipment shall be separated into independent areas and meet special requirements in
hazardous work area.
5.1.7 Storage and placement area of hazardous chemical production materials such as liquid
oxygen, liquefied petroleum gas, propane and butane must meet the “Regulations on the Control
over Safety of Dangerous Chemicals” by the State Council.
5.1.8 The heating device and pit for oil-quenching tank shall be separated; wall surface and bottom
of pit shall effectively adopt waterproofing and leakage measures; and drain pit shall be set in the
pit bottom; automatic drainage device shall be set if necessary. At the same time, the wall surface
of pit shall be laid with safety cover plate.
5.1.9 Transmission pipeline for hazardous raw materials gas including natural gas, liquefied
petroleum gas, ammonia, propane, butane in the plant must be overhead along wall, maintain a
certain safe distance, and laid steadily.
5.1.10 Lightning arrestor shall be set in the plant.
5.1.11 The plant shall be set with enough quantity of fire hydrants and fire extinction equipment;
the safety evacuation exit shall meet requirements of personnel emergency evacuation and
entrance of fire engine.
5.1.12 Centralized and effective grounding device shall be set inside the plant to ensure safe use
of electrical equipment.
5.2 Operating environment
5.2.1 The workplace shall meet regulations of GB/T 27946, and ventilation conditions must f...
...... Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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