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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 39684-2020 |
Testing method of thermal irregularities for external window opening 外窗热工缺陷现场测试方法 |
China National Standards irregularities |
 English PDF |
| GB/T 9634.8-2018 |
Ferrite cores—Guideline on the limits of surface irregularities—Part 8: PQ-cores 铁氧体磁心 表面缺陷极限导则 第8部分：PQ型磁心 |
China National Standards irregularities |
English PDF |
| GB/T 28864.1-2012 |
Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms used for physical irregularities 软磁铁氧体磁心术语定义 第1部分：物理缺陷术语 |
China National Standards irregularities |
English PDF |
| GB/T 9634.4-2007 |
Ferrite cores-Guide on the limits of surface irregularities - Part 4: Ring-cores 铁氧体磁心表面缺陷极限导则 第4部分：环形磁心 |
China National Standards irregularities |
English PDF |
| GB/T 9634.3-2002 |
Ferrite cores--Guide on the limits of surface irregularities--Part 3:ETD-cores and E-cores 铁氧体磁心表面缺陷极限导则 第3部分:ETD和E形磁心 |
China National Standards irregularities |
English PDF |
| GB/T 9634.2-2002 |
Ferrite cores--Guide on thelimits of surface irregularities--Part 2:RM-cores 铁氧体磁心表面缺陷极限导则 第2部分:RM磁心 |
China National Standards irregularities |
English PDF |
| GB/T 9634.1-2002 |
Ferrite cores--Guide on the limits of surface irregularities--Part 1:General specification 铁氧体磁心表面缺陷极限导则 第1部分:总则 |
China National Standards irregularities |
English PDF |
| GB/T 5441.4-1985 |
Test methods for communication cable--Impedance and impedance irregularities test of coaxial pair--Pulse method 通信电缆试验方法 同轴对端阻抗及内部阻抗不均匀性试验 脉冲法 |
China National Standards irregularities |
English PDF |
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