In Feb 2005, our factory is equipped with a Hardness Tester which is specially used for B7M & 2HM bolts and nuts as per requirements of ASTM A193-03 and ASTM A194-03(new version).
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Roc-Master is a leading global supplier of CRA weld overlay clad pipelines, prefabricated pipe spools, subsea pipeline connectors, bends, fittings, valves, RocLok Clamp Hub Connectors and all types of corrosion-resistant coated fasteners. Meanwhile we also provide integrated piping solution as well as internal and external anti-corrosion services.
Roc-Master Piping Solutions Ltd. (Suzhou Head Office)
Roc-Master Piping Solutions Ltd. (Suzhou Plant)
Roc-Master Piping Solutions Ltd. (Xuancheng Plant)
Roc-Master Piping Solutions Ltd. (Jiangyin Plant)
Roc-Master Piping Solutions Ltd. (Ji'an Plant)
Roc Master Piping Solutions Trading Ltd.
Normal Testing Technology Co.., Ltd.
Normal Testing Technology Co., Ltd.(Xuancheng Branch)
Normal Testing Technology Co., Ltd. (Ji'an Branch)