标 准 编 号:GB/T 9074.16-1988简体中文标题:六角头螺栓和外锯齿锁紧垫圈组合件繁体中文标题:六角头螺栓和外锯齿锁紧垫圈组合件English name :Hexagon head bolt and serrated lock washer external teeth assemblies... 上一篇:GB/T 9074.28-1988 组合件用锥形锁紧垫圈下一篇:GB/T 9074.29-1988 自攻螺钉组合件用平垫圈