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    Main Norm：DIN2391-94/C EN10305 DIN2445 DIN1630 DIN1629 ASTM A179 ASTM A106 JIS G3445
    Steel Grade：St35(E235) St37.4 St45(E255) St52(E355)
    Delivery Condition：NBK(+N) GBK(+A) BK(+C) BKW(+LC) BKS(+SR)
Products Class
High Precision Brightness Cold- Drawn Seamless Steel Tube
DIN Black and Phosphated Hydraulic Tube with High Precision
High Pressure Oil Tube For Compression ignition engine
DIN High Precision Galvanized Steel Tube with
Specifications
DIN2391-1/EN10305-1
DIN1629/EN10216-1
DIN17175/EN10216-2
GB/T8163
ASTM A179(ASME SA179)
ASTM A 106
ASTM A210 (ASME SA210)
Specification
Production Process
Applications
Norm DIN2391 EN10305, High quality carbon steel St35 St37.4 St52, cold drawing, bright heat treatment without oxidization (NBK status), non-destructive testing, cleaning, phosphating, anti-rust oil dipping , the application for machine tools industry, construction machinery, ship building industry hydraulic system and automotive steel tube.
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  Norm DIN2391 EN10305,High quality carbon steel St35,St37.4,St52,cold drawing,bright heat treatment without oxidization(NBK status),non-destructive testing,cleaning,phosphating,anti-rust oil dipping.This precision seamless tube with high accuracy and brightness features...
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