SHANGHAI NANSHI SCREW CO., LTD
Shanghai Nanshi screw co., and distinctive enterprise specialized in fastener manufacture and trade.With effort and development of more than 30 years, our company aow enjoys high reputation in fastener industry in forward our enterprise spirit of€œTake peopie as the foundation, constantly improve our service€, we will make more efforts to keep forging ahead and do solid work steadily so as to contribute more to our society.CountryName of productsStandard NO.Grade of propertiesU.S.AHeat-treated steel structural boltsASTM-A325 A490A325;A490High strength bolts for structural steel jointsASTM-A325MA490M8S;10SAlloy steel and stainless steel bolting materials for hign-temperature serviceASTM-A193/A193MB7Carbon and alloy steel nutsASTM-A563/A563MA;C;DH 8S;10SCarbon and alloy steel nuts for bolts for hign-pressure and hign-emperature serviceASTM-A194/194M2HCarbon steel bolts and studs ASTM-A307A;B;C
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