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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 42664-2023 |
Non-destructive testing of steel pipes Automatic ultrasonic detection of longitudinal and/or transverse defects in welded steel pipe seams 钢管无损检测 焊接钢管焊缝纵向和/或横向缺欠的自动超声检测 |
China National Standards seams |
 English PDF |
| GB/T 16989-2013 |
Geosynthetics - Tensile test for joints/seams by wide-width strip method 土工合成材料 接头/接缝宽条拉伸试验方法 |
China National Standards seams |
English PDF |
| GB/T 13771-2009 |
Textiles - Test method for assessing the smoothness appearance of seams in fabrics after cleansing 纺织品 评定织物经洗涤后接缝外观平整度的试验方法 |
China National Standards seams |
English PDF |
| GB/T 482-2008 |
Sampling of coal seams 煤层煤样采取方法 |
China National Standards seams |
English PDF |
| GB/T 19833-2005 |
Coal preparation plant-Assessment of the liability to breakdown in water of materials associated with coal seams 选煤厂 煤伴生矿物泥化程度测定 |
China National Standards seams |
English PDF |
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