The principle of precision seamless steel pipes.
2014-08-12
Classification of fine seamless steel pipes: precision seamless steel pipes, fine hydraulic seamless steel pipes, cold drawn fine seamless steel pipes, cold rolled fine seamless steel pipes, high fine seamless steel pipes, and bright fine seamless steel pipes. Classification of fine seamless steel pipes 1) Important types of steel pipes: DIN series high precision bright seamless steel pipes, hydraulic system special purpose steel pipes, automotive manufacturing special purpose steel pipes. Encyclopedia of fine seamless steel pipes. Classification of fine seamless steel pipes 2) Important dimensions: DIN 2391, DIN 2445, EN 10305, DIN 1629, DIN 1630, ASTM A179. Classification of fine precision seamless steel pipe. Classification of fine seamless steel pipes 3) Important materials: ST35 (E235), ST37.4, ST45 (E255), ST52 (E355). Classification of fine seamless steel pipes 4) Important delivery forms: NBK (+N), GBK (+A), BK (+C), BKW (+LC), BKS (+SR). Classification of fine seamless steel pipes 5) Important characteristics: The inner and outer walls of the pipe have no oxidation layer, withstand high pressure without leakage, high precision, high brightness, stable shape under cold bending, no gaps in flaring and flattening. Classification of fine seamless steel pipes 6) Important uses: Used in hydraulic system piping, automotive manufacturing piping, military industry, engineering machinery, railway locomotives, aerospace, ships, injection molding machines, die casting machines, machine tools, diesel engines, petroleum chemical industry, power plants, boiler equipment and various industries.
Shenyang Tengfei Iron Corporation
Shenyang Tengfei Steel Pipe Co., Ltd.
Address: No.6 A 3, No.13 Road, Economic and Technological Development Zone, Shenyang City, Liaoning Province
E-mail:tfwelcome@163.com
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