Astm a193 B7 B7M threaded rod,Stud bolt(assembly with Astm a194 2H 2HM nut)Dia. :1/2" ~ 4" Length :4" ~ 235"Material:Astm 4140,Astm 4142 (GB 42CrMo)Grade: Astm a193 B7 B7M,A194 2H 2HMSurface treatment : plain ,black oxygenation, zinc plated, hot dip... More
Ningbo Zhenhai Dingli Fastener Co.,Ltd.
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Main Products: Hex bolt, heavy hex structural bolt, threaded rod, hex nut, washer... More