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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 31309-2020 |
Calculation of electron vacancy number in cast superalloys 铸造高温合金电子空位数计算方法 |
China National Standards superalloys |
 English PDF |
| GB/T 31309-2014 |
Calculation of electoron vacancy number in nickel-base superalloys 镍基高温合金电子空位数计算方法 |
China National Standards superalloys |
English PDF |
| GB/T 14999.4-2012 |
Test methods for superalloys - Part 4: Determination of characterizing banding grains and primary carbides distribution of superalloy rollings 高温合金试验方法 第4部分：轧制高温合金条带晶粒组织和一次碳化物分布测定 |
China National Standards superalloys |
English PDF |
| GB/T 14999.3-2012 |
Test methods for superalloys - Part 3: Verification of longitudinal fracture of bars 高温合金试验方法 第3部分：棒材纵向断口检验 |
China National Standards superalloys |
English PDF |
| GB/T 14999.2-2012 |
Test methods for superalloys - Part 2: Verification of transverse macro-structures and defect by etch 高温合金试验方法 第2部分：横向低倍组织及缺陷酸浸检验 |
China National Standards superalloys |
English PDF |
| GB/T 14999.1-2012 |
Test method for superalloys - Part 1: Verification of longitudinal macro-structures and defect by etch 高温合金试验方法 第1部分：纵向低倍组织及缺陷酸浸检验 |
China National Standards superalloys |
English PDF |
| GB/T 14992-2005 |
Classification and designation for superalloys and high temperature intermetallic materials 高温合金和金属间化合物高温材料的分类和牌号 |
China National Standards superalloys |
English PDF |
| GB/T 14999.5-1994 |
Photomicrographs and photomacrographs for evaluating of heat-resisting superalloys 高温合金低倍、高倍组织标准评级图谱 |
China National Standards superalloys |
English PDF |
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