Chongqing Shoulei Materials Co., Ltd. introduces the related knowledge of Chongqing Precision Seamless Pipe 1) Precision and Seamless Pipe The main varieties: DIN series of high-precision precision light seamless tubes, precision seamless tubes for hydraulic systems, precision seamless tubes for automobile manufacturing.
2) Main standards: DIN2391, DIN2445, EN10305, DIN1629, DIN1630, ASTM A179
3) Precision seamless tube Main material: ST35 (E235) ST37.4 ST45 (E255) ST52 (E355).
4) Main delivery status: NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR).
5) Main features: There is no oxide layer on the inner and outer walls of the precision seamless pipe, which can withstand high pressure without leakage, high precision, high finish, no deformation due to cold bending, flaring, flattening without cracks.
6) Precise and seamless pipe main uses: used in hydraulic system piping, automotive manufacturing piping, military, construction machinery, railway locomotives, aerospace, shipbuilding, injection molding machines, die casting machines, machine tools, diesel engines, petrochemicals, power stations, boiler equipment, etc. All walks of life.
The source of precision knowledge
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