ASTM 1020 Best Price China Non Alloy Hydraulic Honed Steel Tube
USD $1.48 - $1.55 /Kilogram
Min.Order:5000 Kilograms
1.Seamless steel tube and carbon tube
Widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly STKM-13CT ST52 CK45 E355 and AISI 1020. We can also offer as customized seamless carbon steel tube.
ld drawn steel tube/cold rolled steel pipe
Grade: 20# 45# Q345 16Mn 25Mn 27SiMn E355 ST52 CK45 STKM11A STKM13A STKM13C
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&skived and roller burnished steel pipe
ID Tolerance: H8 H9 or as client's request
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 steel tube and cylinder steel tube
1.100% quality satisfaction guarantee following with ISO9001 verified
2. professional package which can assure long distance sea transportation
3. delivery carbon tube in time
4. more than 20 years experience specializing in steel trading line
5.alibaba trade assurance supplier