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What is the name of the organization that compiles the technical standard of piston type regulating valve?
Time:2020-04-02    Click:972

Name of technical standard compiling organization for piston type regulating valve

Name of organization or standard
abbreviation
International Electrotechnical Commission
IEC
International Organization for Standardization
ISO
National standards of the people's Republic of China
GB
Electric power industry standard of the people's Republic of China
DL
Energy industry standard of the people's Republic of China
NB
Water conservancy industry standard of the people's Republic of China
SL
Machinery industry standard of the people's Republic of China
JB
Petroleum industry standard of the people's Republic of China
SY
Metallurgical industry standard of the people's Republic of China
YB
1.1.2 the technical standards used shall be the new version of Zui issued at the time of signing the contract. The thread of all screws, nuts, bolts, screws and relevant pipe fittings shall use GB standard. If the technical standards and requirements in the contract documents are inconsistent with the national standards and relevant industrial standards, the higher technical requirements shall prevail. If the seller adopts standards other than those in the contract, it can only be used with the consent of the buyer.
The design, manufacture, factory inspection and product quality of the valve and its auxiliary equipment shall meet the following standards (but not limited to the following standards)
GB / t1224 General requirements for pressure reducing valves
GB / t1225 pressure reducing valve performance test method
GB / t14478 basic technical conditions for inlet valves of large and medium sized hydraulic turbines
JB / t8527 metal seal butterfly valve
GB / t12238 flange and pair clamp connection elastic sealing butterfly valve
JB / t12796 fixed cone valve
GB / t13927 pressure test for industrial valves
GB / t12252 supply requirements for general purpose valves
GB 150 pressure vessel
GB / T1047 definition and selection of DN (nominal size) of piping components
GB / t1048 definition and selection of PN (nominal pressure) for piping components
GB / t1184 shape and position tolerance   Undeclared tolerance value
GB / t1771 paints and varnishes Determination of resistance to neutral salt spray
GB/T9113.1~9113.26       Integral steel pipe flange
GB/T9115.1~9115.36       Butt welded steel pipe flange
GB / t12220 marking of industrial valves
GB / t12223 connection of driving device of partial rotary valve
JB/T308       Valve model compilation method
JB / t7748 valve cleanliness and measurement method
JB / t8528 technical specification for common valve electric device
Code for construction and acceptance of wiring of panel, cabinet and secondary circuit in electrical equipment installation engineering (GB 50171)
GB/T 3797       Electrical control equipment
 
   
   
   
   
   
   
   
   
   

1.1.2 所用技术标准,应是签订合同时已颁发的zui新版本。所有螺钉、螺母、螺栓、螺杆和有关管件的螺纹应使用GB标准。本合同文件中的技术标准及要求,与国标及有关行业标准不一致的,以较高的技术要求为准。如果卖方采用合同以外的标准时,须买方同意方能使用。

阀门及其附属设备的设计、制造、工厂检验和产品质量应符合下列标准(但不限于):

GB/T1224 减压阀 一般要求

GB/T1225 减压阀 性能试验方法

GB/T14478 大中型水轮机进水阀门基本技术条件

JB/T8527 金属密封蝶阀

GB/T12238 法兰和对夹连接弹性密封蝶阀

JB/T12796 固定锥形阀

GB/T13927 工业阀门 压力试验

GB/T12252 通用阀门 供货要求

GB150 压力容器

GB/T1047 管道元件 DN(公称尺寸)的定义和选用

GB/T1048 管道元件 PN(公称压力)的定义和选用

GB/T1184 形状和位置公差  未注公差值

GB/T1771 色漆和清漆 耐中性盐雾性能的测定

GB/T9113.1~9113.26     整体钢制管法兰

GB/T9115.1~9115.36     对焊钢制管法兰

GB/T12220 工业阀门 标志

GB/T12223 部分回转阀门驱动装置的连接

JB/T308     阀门 型号编制方法

JB/T7748 阀门清洁度和测定方法

JB/T8528 普通型阀门电动装置技术条件

GB50171 电气装置安装工程盘、柜及二次回路接线施工及验收规范

GB/T 3797     电气控制设备

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