What is precision seamless steel pipe

Precision seamless seamless steel pipe, precision hydraulic seamless steel pipe, cold drawn fine seamless steel pipe, cold-rolled fine seamless steel pipe, high-precision seamless steel pipe, fine bright seamless steel pipe.
Fine seamless steel pipe classification a) steel pipe important types: DIN series of high precision fine bright seamless steel pipe, hydraulic system of public steel pipe, automobile manufacturing public pipe fine seamless steel pipe Encyclopedia of fine seamless steel pipe classification b) important scale: DIN two three nine one , DIN 2445, EN 10305, DIN 1629, DIN 1630, ASTM A 179 fine seamless steel pipe seam steel pipe fine fine seamless steel pipe classification III) important material: (E 255) ST five two (E three five five) fine seamless steel pipe classification four) important delivery form: NBK (+ N) GBK (E two five five) ST three seven. (+ A) BK (+ C) BKW (+ SR) BKS (+ SR) fine seamless steel pipe classification five) important features: steel pipe wall without oxidation layer, suffered high pressure without leakage, high precision, high brightness, Stable use, flaring, flattening seamless seamless steel pipe classification VI) Important use: used in hydraulic system piping, automobile manufacturing piping, military, engineering machinery, railway locomotive, aerospace, ship, injection molding machine, die casting machine, , Diesel engine, kerosene chemical, power station, boiler set, and other industries.

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