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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 43073-2023 |
Pneumatics - Test method for measuring sound pressure levels of exhaust Mufflers 气动 测量排气消声器声压级的试验方法 |
China National Standards Muffle |
 English PDF |
| GB/T 41318-2022 |
Ventilation Muffler 通风消声器 |
China National Standards Muffle |
English PDF |
| GB/T 4498.1-2013 |
Rubber—Determination of ash—Part 1: Muffle furnace method 橡胶 灰分的测定 第1部分：马弗炉法 |
China National Standards Muffle |
English PDF |
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