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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 40548-2021 |
Technical specification of separate layers pressure control and combined layers drainage for coalbed methane wells 煤层气井分层控压合层排采技术规范 |
China National Standards wells |
 English PDF |
| GB/T 39096-2020 |
Petroleum and natural gas industries—Aluminium alloy pipe for use as tubing for wells 石油天然气工业 油气井油管用铝合金管 |
China National Standards wells |
English PDF |
| GB/T 19830-2017 |
Petroleum and natural gas industries—Steel pipes for use as casing or tubing for wells 石油天然气工业 油气井套管或油管用钢管 |
China National Standards wells |
English PDF |
| GB/T 30040.6-2013 |
Leak detection systems―Part 6：Sensors in monitoring wells 双层罐渗漏检测系统 第6部分：监测井用传感器显示系统 |
China National Standards wells |
English PDF |
| GB/T 19830-2011 |
Petroleum and natural gas industries - Steel pipes for use as casing or tubing for wells 石油天然气工业 油气井套管或油管用钢管 |
China National Standards wells |
English PDF |
| GB/T 50625-2010 |
Technical code for water wells 机井技术规范 |
China National Standards wells |
English PDF |
| GB/T 7025.2-2008 |
Lifts - Main specifications and the dimensions arrangements for its cars, wells and machine rooms - Part 2: Lifts of class Ⅳ 电梯主参数及轿厢、井道、机房的型式与尺寸 第2部分：Ⅳ类电梯 |
China National Standards wells |
English PDF |
| GB/T 7025.1-2008 |
Lifts - Main specifications and the dimensions, arrangements for its cars, wells and machine rooms - Part 1: Lifts of classesⅠ、Ⅱ、Ⅲ、Ⅵ 电梯主参数及轿厢、井道、机房的型式与尺寸 第1部分：Ⅰ、Ⅱ、Ⅲ、Ⅵ类电梯 |
China National Standards wells |
English PDF |
| GB/T 19901-2005 |
Metal thermowells for thermometer sensors-Functional dimensions 温度计检测元件的金属套管 实用尺寸 |
China National Standards wells |
English PDF |
| GB/T 7025.3-1997 |
Lifts--Main specifications and the dimension arrangements for its cars， wells and machinerooms--Part 3:Lifts of class V 电梯主参数及轿厢、井道、机房的形式与尺寸 第三部分:Ⅴ类电梯 |
China National Standards wells |
English PDF |
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