GB 18584-2001 室内装饰装修材料木家具中有害物质限量 英文版

GB 18584-2001 室内装饰装修材料木家具中有害物质限量 英文版

1. Scope
This standard has stated the limit of harmful substances in the wood-based furniture, testing method and test principles.
This standard is applicable to all kinds of indoor wood furniture products.
2. Normative Standards Quoted
Clauses in the following documents have been quoted by this standard and become clauses of this standard. For documents marked with time, their amendments (amendments to errors excluded) or revise versions are inapplicable. But, it is encouraged that parties that have reached on an agreement can discuss whether the latest edition of these documents can be adopted. For documents without date, their latest editions are applicable to this standard.
GB 6682-1992 Water for Analytical Laboratory Use --- Specification and Test Methods (idt ISO 3696:1987)
GB/T 9758.1-1998 Paints and Varnishes--Determination of "Soluble" Metal Content --- Part 1: Determination of Lead Content --- Flame Atomic Absorption Spectrometric Method and Dithizone Spectrophotometric Method (idt SIO 3856.1:1984)
GB/T 9758.1-1998 Paints and Varnishes--Determination of "Soluble" Metal Content --- Part 4: Determination of Cadmium Content --- Flame Atomic Absorption Spectrometric Method and Polarographic Method (idt ISO 3856.4:1984)
GB/T 9758.1-1998 Paints and Varnishes --- Determination of "Soluble" Metal Content --- Part 6: Determination of Total Chromium Content of the Liquid Portion of the Paint --- Flame Atomic Absorption Spectrometric Method (idt ISO 3856.6:1984)
GB/T 9758.1-1998 Paints and Varnishes --- Determination of "Soluble" Metal Content --- Part 7: Determination of Mercury Content of the Pigment Portion of the Paint and of the Liquid Portion of Water --- Dilute Paints --- Flameless Atomic Abs (idt ISO 3856.7:1984)
GB/T 17657-1999 Test Methods of Evaluating the Properties of Wood-based Panels and Surface Decorated Wood-based Panels
3. Terms and Definitions
The following terms and definitions are adopted in this standard.

GBT 14285- 2006 继电保护和安全自动装置技术规程 英文版

GBT 14285- 2006 继电保护和安全自动装置技术规程 英文版

Technical Code for Relaying Protection and Security Automatic Equipment


1. Scope

This Code has stated the fundamental principles on the power system relaying protection and security automatic equipment. These principles shall be executed by related scientific research, design, manufacture, construction and operation departments.

This Code is applicable to the relaying protection in power equipment and circuits and the security automatic equipment that are used in the 3kV-or-higher power system.

2. Normative Standards Quoted

Clauses in the following documents have been quoted by this standard and become clauses of this standard. For documents marked with time, their amendments or revise versions are inapplicable. But, it is encouraged that parties that have reached on an agreement can discuss whether the latest edition of these documents can be adopted. For documents without date, their latest editions are applicable to this standard.

GB 16847-1997 Requirement for Protective Current Transformers for Transient Performances

GB/T 7409.1-7409.3-1997 Excitation System for Synchronous Electrical Machines-Definitions

DL/T 553-1994 Technical Specification of Dynamic Fault Recording for 220kV-500 kV Power System
DL/T 667-1999 Tele-control Equipment and Systems Part 5:Transmission protocols, Section 103 Companion Standard for the Information Interface of Protection Equipment (idt IEC 60870-5-103)
DL/T 723-2000 Guide on Security and Stability for Power System
DL 755-2001 Guide on Security and Stability for Power System
DL/T 866-2004 Guide of Selection and Calculation of Current Transformer and Voltage Transformer
IEC 60044-7 Instrument Transformers-Part 7: Electronic Voltage transformers
IEC 60044-8 Instrument Transformers-Part 8: Electronic Current transformers
IEC 60255-24 Electrical relays – Part 24: Common format for transient data exchange (COMTRATE) for power systems
IEC 60255-26 Measuring relays and protection equipment-part 26: Electromagnetic Compatibility requirements for measuring relays and protection equipment.

3. General

GB T 5137-2-2002 汽车安全玻璃试验方法--光学性能试验 英文版

GB T 5137-2-2002 汽车安全玻璃试验方法--光学性能试验 英文版

Test Methods of Safety Glazing Materials Used on Road Vehicles
Part 2: Optical Properties Test;
1. Scope
This part of GB/T 5137 has stated the test method for the optical properties of safety glass used for road vehicles.
This part is applicable for the road vehicle safety glass (hereinafter referred to as safety glass.)The safety glass includes glass products processed from all kinds of glass or the combination of the glass and other materials, but excludes plastic safety glass.
2. Test Conditions
Except special regulations, the test shall be carried out under the following conditions:
A) Environmental Temperature: 20℃±5℃;
B) Air Pressure: 8.60*104Pa-1.06*105Pa;
C) Relative Humidity: 40%-80%.
3. Test Application Conditions
For some safety glass that can have the test result predicted from the known properties, not all tests shall be carried out.

GB T 5137-1-2002 汽车安全玻璃试验方法--力学性能试验 英文版

GB T 5137-1-2002 汽车安全玻璃试验方法--力学性能试验 英文版

Test Methods of Safety Glazing Materials Used on Road Vehicles
Part 1: Mechanical Properties Test
1. Scope
This part of GB/T 5137 has stated the test method for the mechanical properties of safety glass used for road vehicles.
This part is applicable for the road vehicle safety glass (hereinafter referred to as safety glass.). The safety glass includes glass products processed from all kinds of glass or the combination of the glass and other materials, but excludes plastic safety glass.
2. Standards Quoted
Clauses in the following documents have been quoted by this standard and become clauses of this standard. For documents marked with time, their amendments or revise versions are inapplicable. But, it is encouraged that parties that have reached on an agreement can discuss whether the latest edition of these documents can be adopted. For documents without date, their latest editions are applicable to this standard.
GB/T 531-1999 Rubber-Determination of Indentation Hardness by Means of Pocket Hardness Meters (idt iso 7619:1986)
3. Test Conditions
Except special regulations, the test shall be carried out under the following conditions:
A) Environmental Temperature: 20℃±5℃;
B) Air Pressure: 8.60*104Pa-1.06*105Pa;
C) Relative Humidity: 40%-80%.

GBT 6680-2003 液体化工产品采样通则 英文版

GBT 6680-2003 液体化工产品采样通则 英文版
General Principles for Sampling Liquid Chemical Products
1. Scope
The standard specifies the terms and definitions, basic requirements, sampling plan and equipment, and operating method for sampling liquid chemical products.
The standard is applicable to the sampling of liquid chemical products with temperature not exceeding 100℃, and pressure at or near normal pressure; while it inapplicable to the sampling of those liquid chemical products with special requirements in their standard specifications.
2. Normative Quoted Documents
The following standards contain the provisions which, through reference in this text, constitute the provisions of the standard. For dated reference, subsequent amendments to, or revisions of, any of these publications do not apply. For undated reference, the latest edition of the normative document referred to applies.
GB/T 6678-2003 General Principles for Sampling Chemical Products
GB/T 6679 General Principles for Sampling Solid Chemical Products
GB/T 6681 General Principles for Sampling Gaseous Chemical Products
GB/T 3723-1999 Sampling of Chemical Products for Industrial Use - Safety in Sampling (IDT ISO 3165: 1976)
3. Term and Definition

GBT 986-1988 埋弧焊焊缝坡口的基本形式和尺寸

GBT 986-1988 埋弧焊焊缝坡口的基本形式和尺寸
1 The subject content and scope of application
The national standard prescribed the basic forms and sizes of weld grooves for submerged arc weld.
The national standard is suitable for the submerged arc welding welded joint of carbon steel and low alloy steel.
2 Cited standard
GB 324 Symbolic representation method of welded joint on drawings
3. The basic forms and sizes of weld grooves for submerged arc weld should conform to prescription of Table 1.
4 The symbolic representation of welded joint on drawings should conform to prescription of GB/ T 324.
5 So as to obtain full-penetration weld, the welded joint back gouging is allowed.
6 The basic forms and sizes for butt weld grooves of steel plates with different thickness.

GBT 985-1988气焊、手工电弧焊及气体保护焊焊缝坡口的基本形式与尺寸 英文版

GBT 985-1988气焊、手工电弧焊及气体保护焊焊缝坡口的基本形式与尺寸 英文版
1 The subject content cum scope of application
The national standard prescribed different kinds of groove forms and groove sizes for steel welded joints.
The national standard is suitable for welded joint of carbon steel and low alloy steel with gas welding (being used for sheet metal), manual arc welding and gas- shielded welding.
2 Normative reference
GB 324 Symbolic representation method of welded joint on drawings
GB 5185 Welding and soldering of metals-List of processes for symbolic representation on drawings 3 The basic form and size of the welded joint groove is prescribed according to Table 1.

GB_T 1250－1989 极限数值的表示方法和判定方法 英文版

GB_T 1250－1989 极限数值的表示方法和判定方法 英文版
1. Subject content and application scope
This national standard has regulated the written way of limiting value, definition of relative terms, as well as the comparison method between measured value or calculated value and the limiting value specified in the standard.
The standard is applicable to the draft of standards at all levels and the judgment of measurement result.

2. Normative References
GB 8170 Rules for Rounding-off of Numerical Values

3. General rules for writing limiting values
It is regulated by the standard that the checked indicators and parameters should be listed in form of numbers, so as to ensure they are within a range of limit values. It is expressed in minimum and maximum limit value, or basic value and limit deviations.

GB 9439-88 灰铸铁件 英文版

GB 9439-88 灰铸铁件 英文版

1. Subject and the Aspect(s) Covered
This standard specifies grey pig iron grades and technical specifications of castings.
This standard is applicable to sand-casting grey iron castings or grey iron castings whose thermal conduction is equivalent to sand-casting grey iron castings. This standard can also be referred by grey iron castings of other molds.

2. Normative Reference
GB 5612 Code for Representing Cast Iron
GB 6414 Castings - System of Dimensional Tolerances and Machining Allowances
GB 6060.1 Roughness Comparison Specimens Cast Surfaces
GB 977 Methods for Testing Mechanical Properties of Grey Cast Iron
GB 223.1 - 223.5 Methods for Chemical Analysis of Iron
GB 7216 Grey Cast Iron Metallography
GB 5677 Methods of Radiographic Testing and Classification of Radiographs for Steel Castings
GB 7233 Methods for Ultrasonic Testing and for Specifying Quality Levels of Steel Castings
GB 9444 Methods for Magnetic Particle Testing and for Specifying Quality Levels of Steel Castings

3. Grades of Grey Pig Iron