Zhejiang dingxin steel tube manufacturing company ltd is specialized in the supply of cold-drawn and cold-rolled precision steel tubes.
Size range: od Ø10 to 370mm, wt 1 to 32mm
Standards: din 2391, din 1629, en 10305-1 and astm a519
Materials: st37, st45, st52, e235, e255, e355, sae1020, sae1026, sae1045, 4130 and 4140
Delivery condition: +c (bk), +sr (bks), +a (gbk) and +n (nbk)
Applications: auto-parts, hydraulic and pneumatic cylinder, honed tubes and drilling
Steel strips bundled, cover with plastic fabric, woven bag packed
Suitable for hydraulic and pneumatic cylinder
Excellent mechanical property
Able to withstand high pressure impacting
Nice straightness, minimum surface roughness and small wall thickness deviation
Size range:
Inner diameter: 14 to 320mm
Wall thickness: 2 to 32mm
Main standards: DIN 2391 and EN 10305-1
Main materials: 1020, 1026, 1045, ST45, ST52, E255 and E355
Delivery condition: cold finished (BK)
Inner roughness: 0.8|¨¬m
steel strips bundled,cover with plastic fabric,woven bag packed