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材质：碳 钢 级别：8.8级、10.9级、12.9级；
不锈钢 200系/304系
表面：（ROHS）发黑、镀白锌、彩锌、蓝白锌、黑锌、镀镍、镀铜、达克罗
产品规格：
M5*25,30,35,40,45,50,55,60,65,70,75,80,85,90,95,100
M6*30,35,40,45,50,55,60,65,70,75,80,85,90,95,100
M8*40,45,50,55,60,65,70,75,80,85,90,95,100
M10*45,50,55,60,65,70,75,80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,
230,240,250
M12*50,55,60,65,70,75,80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,
240,250
M14*50,55,60,65,70,75,80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,
240,250,260
M16*65,70,75,80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,
260
M18*65,70,75,80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,
260
M20*80,85,90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,260,270,
280
M24*90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,260,270,280
M27*90,95,100,110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,260,270,280
M30*110,120,130,140,150,160,170,180,190,200,210,220,230,240,250,260,270,280,290,300
M36*140,150,160,170,180,190,200,210,220,230,240,250,260,270,280,290,300,310,320,330,340,
350,360
M42*160,170,180,190,200,210,220,230,240,250,260,270,280,290,300,310,320,330,340,350,360,
370,380,390,400,410,420,430,440
