义乌星丰螺丝钉紧固件厂
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螺母依据属性主要有国标(GB)、德标(DIN)、国际标准(ISO)、日标(JIS)、美标(ASTM/ANSI)等标准。其中、国标、德标、日标用M表示(例如M8、M16)，美制、英制则用分数或#表示规格(如8#、10#、1/4、3/8)。
螺母常用国家标准
GB41 Ⅰ型六角螺母--C级
GB6170 Ⅰ型六角螺母--A、B级
GB6171Ⅰ型六角螺母-细牙-A、B级
GB6172六角薄螺母--A、B级-倒角
GB6173六角薄螺母--细牙-A、B级
GB6174六角薄螺母--B级-无倒角
GB6175Ⅱ型六角螺母--A、B级
GB6176Ⅱ型六角螺母--细牙-A、B级
GB6177六角法兰面螺母-A级
GB55六角厚螺母
GB56六角超厚螺母
GB1229大六角螺母(钢结构用高强度)
According to the attributes of nuts, there are mainly national standard (GB), German standard (DIN), international standard (ISO), Japanese standard (JIS), American standard (ASTM/ANSI) and other standards. The Chinese, German and Japanese standards are represented by M (such as M8 and M16), while the American and British systems are represented by fractions or # (such as 8#, 10#, 1/4 and 3/8).
National standard for nuts in common use
GB41 Hexagon Nuts Type Ⅰ -- Class C
GB6170 Hexagon nuts Type Ⅰ -- Class A and B
Hexagon nuts type Ⅰ - Fine teeth - Class A, B
GB6172 Hexagon thin nuts - Class A, B - chamfered
GB6173 Hexagon thin nuts - Fine teeth - Class A, B
GB6174 Hexagon thin nuts -- Class B -- without chamfering
Hexagon nuts Type Ⅱ -- Class A and B
Hexagon nuts type Ⅱ -- Fine teeth - Class A, B
GB6177 Hexagon Flange Nuts - Class A
GB55 Hexagon thick nuts
GB56 Hexagon super thick nuts
GB1229 Large hexagon nuts (High strength for steel structures)
更新时间：2024-12-04 16:23
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