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Cold draw seamless steel tube
Features:
1)Steel tube
2) Grade 20# 45# 16Mn 27SiMn 25Mn
Standard: GB/T8713 ISO4394
3) Metric size: Inside diameter from 40 to 377mm, Max length 12 m.
4) Straightness: 0.5 /1000
5) Tolerance EXT: DIN 2391 GB/T8713
6) Tolerance INT: ISO H8-H10
7) Roughness(Ra): 0.8 to 0.1.6µ
8)Type: cold drawing, normalizing treatment
9) Condition: BK, BKW, BKS, NBK, GBK
10) Prime quality of raw material from famous steel mill
. High precision on the tolerance of tube size
11)The tubes are specialized in automobile parts, motorcycle part,
shock absorber, hydraulic cylinder, and other cylinders.
Din st33 Cold Draw Seamless Steel Tube