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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 32076.9-2017 |
High-strength structural bolting assemblies for preloading—Part 9: Torshear type bolt with hexagon head with large width across flats，and nut assemblies 预载荷高强度栓接结构连接副 第9部分：扭剪型大六角头螺栓和螺母连接副 |
China National Standards flats |
 English PDF |
| GB/T 32076.7-2015 |
High-strength structural bolting assemblies for preloading—Part 7: M39~M64—Hexagon bolt with large width across flats and nut assemblies 预载荷高强度栓接结构连接副 第7部分：M39~M64 大六角头螺栓和螺母连接副 |
China National Standards flats |
English PDF |
| GB/T 32076.4-2015 |
High-strength structural bolting assemblies for preloading—Part 4: System HV—Hexagon bolt with large width across flats and nut assemblies 预载荷高强度栓接结构连接副 第4部分：HV型 大六角头螺栓和螺母连接副 |
China National Standards flats |
English PDF |
| GB/T 32076.3-2015 |
High-strength structural bolting assemblies for preloading—Part 3: System HR—Hexagon bolt with large width across flats and nut assemblies 预载荷高强度栓接结构连接副 第3部分：HR型 大六角头螺栓和螺母连接副 |
China National Standards flats |
English PDF |
| GB/T 9945-2012 |
Hot-rolled bulb flats 热轧球扁钢 |
China National Standards flats |
English PDF |
| GB/T 13388-2009 |
Method for measuring crystallographic orientation of flats on single-crystal silicon slices and wafers by X-ray techniques 硅片参考面结晶学取向X射线测试方法 |
China National Standards flats |
English PDF |
| GB/T 18230.4-2000 |
Hexagon nuts for structural boltingwith large width across flats，style 1--Product grade B--Property class 10 栓接结构用1型大六角螺母 B级 10级 |
China National Standards flats |
English PDF |
| GB/T 18230.3-2000 |
Hexagon nuts for high-strength structural bolting with large width across flats--Product grade B--Property classes8 and 10 栓接结构用大六角螺母 B级 8和10级 |
China National Standards flats |
English PDF |
| GB/T 18230.2-2000 |
Hexagon bolts forhigh-strength structural bolting with large width across flats(short thread length)--Product grade C--Property classes 8.8 and 10.9 栓接结构用大六角头螺栓 短螺纹长度 C级 8.8和10.9级 |
China National Standards flats |
English PDF |
| GB/T 18230.1-2000 |
Hexagon bolts for high-strength structural bolting with large width across flats(thread lengths according to GB/T 3106)--Product grade C--Property classes 8.8 and 10.9 栓接结构用大六角头螺栓 螺纹长度按GB/T 3106 C级 8.8和10.9级 |
China National Standards flats |
English PDF |
| GB/T 6131.3-1996 |
Parallel shanks for milling cutters--Part 3:Dimen-sional characteristics of parallel shanks with 2°angular flats 铣刀直柄 第3部分:2°斜削平直柄的型式和尺寸 |
China National Standards flats |
English PDF |
| GB/T 3104-1982 |
Fasteners--Widths across flats of hexagon products 紧固件 六角产品的对边宽度 |
China National Standards flats |
English PDF |
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