1.Seamless steel tube and carbon tube, seamless pipe

Widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly
STKM-13CT, ST52, CK45 and AISI 1020. We can also offer as customized seamless steel tube.

2.cold drawn steel tube/cold rolled steel tube, cold drawn pipe, cold rolled pipe, cold drawn tube, cold rolled tube

Grade: 20# 45# 16Mn 25Mn 27SiMn E355 ST52 STKM11A STKM13A ST52 S45C CK45

Standard: GB/T8713 GB/T3639 DIN2391 EN10305 ASTMA519

Range: 30-300mm

Length: 11m(max)

The cold process can change the thickness of tube to meet client's request and offer better mechanical property.

3. Honed steel tube&SRB steel pipe, honed tube, honed tubes, honed steel pipe, honed pipe

ID Tolerance: H8 H9

ID Roughness: RA0.4micron(max)

Length: 6m(max)

Inner roughness: Ra0.2-0.8um

Straightness: 1:1000 or customized

This process can improve the roughness of the inner tube to 0.2-0.8um and make inside tube more smooth which can be used for
cylinder directly.

4.hydraulic cylinder steel tube, hydraulic tube, cylinder tube, hydraulic pipe, cylinder pipe

(1)Product Name
DIN2391 CK45 Hot Sale Cold Rolled Steel Pipe
(2)Material
Carbon Steel Tube
(3)Outer Diameter
30-250mm
(4)Wall Thickness
2-30mm
(5)Material Grade
ST52,E355,CK45,A106,A53,SKTM11A,STKM13A,STKM13C,S45C,and so on
(6)Delivery Condition
BK/BKS/GBK/NBK
(7)Delivery time
within 20-30 days after receiving prpayment
(8)Trade Terms
FOB Yantai, Qingdao or any other China main port