双头螺柱
可按客户要求进行发黑、磷化、镀锌、达克罗、镀镉、镀铬、镀镍铬合金、热镀锌、特氟隆等表面处理。
详细内容
执行标准Standard | 螺纹规格 Normal diameter | 总长度(mm) Total length (mm) | 螺纹精度 Accuracy of thread | 材料 Material | 性能等级 Performance degree |
GB 897 | M6~M48 | 26~348 | 6g | 钢或不锈钢 Carbon and alloy steel or Stainless steel | 6.8、8.8、10.9、12.9、A2-50、A2-70 |
GB 898 | 28~360 | ||||
GB 899 | 29~372 | ||||
GB 900 | 32~396 | ||||
GB 901 | M6~M90 | 25~500 | |||
NB/T47027 | M14~M56×3 | 50~500 | 6g | 钢 Carbon and alloy steel | 按GB/T 150规定 According to GB/T 150 |
JB/T 4707 | M16~M56 | 100~480 | 按标准规定 According to standard | ||
SH/T 3404 | M10~ M130×3 | 40~670 | 钢或不锈钢 Carbon and alloy steel or Stainless steel | ||
HG /T20613 | M10~M56×4 | 按合同 According to order | 8.8、A2-50, A2-70、A4-50、A4-70 或专用级(按标准规定) 8.8、A2-50, A2-70、A4-50、 A4-70 or Special class (According to standard | ||
HG/T 20634 | M14~M90×3 | ||||
GB/T 9125 | M10~M90×3 | ||||
ASME B18.31.2 | 0.25"~4" | 2A | 根据相应的材料标准 According to the corresponding material standards |