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ASTM a 193 B7 Thread Rod /ASTM a 194 2h Nut Balck B7 Black Thread Bar

ASTM a 193 B7 Thread Rod /ASTM a 194 2h Nut Balck B7 Black Thread Bar
ASTM A 193 B7 Thread Rod /ASTM A 194 2h Nut Balck B7 black thread bar   1. Material:SS304, SS316, SS316L, 2205.2. Grade:...