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六角头螺栓

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
公称长度(mm
   
NormalLength (mm)
对边宽度(mm
   
S (mm)
头部高度(mm
   
H (mm)
螺纹精度
   
Accuracy  of thread
材料
   
Material
性能等级
   
Performance degree
GB/T 5782M6~M8030~50010~1204~506g钢或不锈钢
   
Carbon and alloy steel or Stainless steel
8.810.9A2-50A2-70A4-50A4-70
   
或按协议
   
8.810.9A2-50A2-70A4-50A4-70  
   or According to agreement
GB/T 5785M8×1~  M80×440~50013~1205.3~50
GB/T 1228M12~M3035~26021~507.5~18.7  
   Carbon and alloy steel
8.8S10.9S
SH /T 3404M10~M64×340~48018~956.4~40钢或不锈钢
   
Carbon and alloy steel or Stainless steel
按标准规定
   
According to standard
HG/T 20613M10~M56×432~50016~856.4~358.8A2-50 A2-70A4-50A4-70
HG/T 20634M14~M6460~32021~508.8~40
GB/T 9125M10~M6445~38016~606.4~408.8A2-50A2-70  A2-80A4-50 A4-70A4-80
ASME B18.2.1≤2.5"按合同规定   According to standard≤3.8"≤1.5"2A

Carbon and alloy stee

根据相应的材料标准

According to the corresponding material standards