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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 42812-2023 |
General Technical Specifications for Soil Improvement in Continuous Cropping barriers 连作障碍土壤改良通用技术规范 |
China National Standards barriers |
 English PDF |
| GB/T 30649-2014 |
Rubber Articles for sound barriers 声屏障用橡胶件 |
China National Standards barriers |
English PDF |
| GB/T 29641-2013 |
Poly(methyl methacrylate)(PMMA) cast noise barriers 浇铸型聚甲基丙烯酸甲酯声屏板 |
China National Standards barriers |
English PDF |
| GB/T 19884-2005 |
Acoustics-In-situ determination of insertion loss of outdoor noise barriers of all types 声学 各种户外声屏障插入损失的现场测定 |
China National Standards barriers |
English PDF |
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