Jiangyin Zhengbang Tube-making Co., Ltd
small diameter hrdraulic seamless tube
Product Information:
Synopsis of Process Routing：DIN highly accurate, cold rolled and bright seamless steel tube is used as the tube to be galvanized. The outer wall of tube is electroplating. The caps are covered at two ends of tube to prevent from the dust.
Main Features：white galvanized, color galvanized (yellow galvanized). The high brightness of tube surface is obtained after galvanizing. A good property of antirust and anticorrosion on outer wall of tube is reached.
Main Application：used in automotive industry, and in the occasion where the high accuracy, brightness and anticorrosion property of the tube are required

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Jiangyin Zhengbang Tube-making Co., Ltd.)
Norm DIN2391 EN10305,High quality carbon steel St35,St37.4,St52,cold drawing,bright heattreatmentwithoutoxidization(NBKstatus),non-destructivetesting,cleaing,phosphating,anti-rust oil dipping.This precision seamless tube with high accuracy and brightness features.
Mechanical properties:These tubes can be bent at any angel and bear the impact of high pressure,cold bending,flaring,and tensile force without cracks and breaks,oxidized residual substances on either inner or outer surface of tubes.Additionally,blockage to pneumatic,hydraulic and oil routes shall never occur.the elongation rate and tensile strength are in high standard.
our products used in industries of engineering machinery,machine tools,hydraulic machinery,shipbuilding ,automobile,heavy duty automobile,special automobile,railway locomotive,heavy duty machine,compressor,diesel engine,die casting machine,compressor,power station and boiler equipment etc