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 39187-2020 |
Jack up conductor/blow out preventer tension compensation system 自升式平台隔水管/防喷器张力补偿系统 |
China National Standards preventer |
English PDF |
GB/T 25178-2020 |
Reduced-pressure type backflow preventer 减压型倒流防止器 |
China National Standards preventer |
English PDF |
GB/T 25178-2010 |
Reduced-pressure type backflow preventer 减压型倒流防止器 |
China National Standards preventer |
English PDF |
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