Wemajormanufacture high strength hex bolt,thread rod, stud double-ended and other nonstandard fasteners. Under the different standards of GB, ANSI, DIN, BS, AS ISO,JIS1186and so on. The bolts grade include: 8.8, 10.9, 12.9, 14.9,A325, A490, A394, A449, etc; And the stud bolts include B7, B7M, L7, L7M B16 and L43. Our producing range: diameter: 5/16”-4”, M8-M100, ; Length: 16MM-6000MM. Our yearly throughput for bolt is 6000 Tons and for stud bolt is 10000 Tons. Now our products are widely export to America,Southeast Asia, Europe, Middle East and so on
B7/B7M/L7/L7M /B16/L43 THREAD ROD&STUD BOLT,HIGH STRENGTH HEX AND SOCKET BOLTS












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