J bolt steel carbon steel concrete foundation galvanized anchor bolts
J bolt steel carbon steel concrete foundation galvanized anchor bolts
1. Grade: SUS201,SUS304,SUS316,A2-70,A2-80,A4-80,4.8 6.8 8.8 10.9 12.92. Size: Diameter: 6-72mm,Length: 10mm-6000mm.3. Standard: GB DIN ANSI JIS4. Certification: ISO9001, SGS, CTI, ROHS
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