STUD BOLT ALLOY STEEL + 2 HEX NUTS ASTM A193 GR.B8CL2 ASTM A194 GR.8 COATED FLUROPOLYMER

问题描述:

STUD BOLT ALLOY STEEL + 2 HEX NUTS ASTM A193 GR.B8CL2 ASTM A194 GR.8 COATED FLUROPOLYMER

双头螺栓合金钢 加上 两个符合ASTM A193 GR.B8CL2 ASTM A194 GR.8、有氟聚合物涂层(PVDF)的六角螺母