|Payment Type:||L/C,T/T,D/P,Paypal,Money Gram,Western Union|
|Min. Order:||1 Ton|
|Delivery Time:||5-45 Days|
Model No.: XLR-00015
Packaging: in bundles or as per required
Productivity: 400,000 tons per year
Brand: Xinglong & ZGL
Place of Origin: China
Supply Ability: 400,000 tons per year
Certificate: ISO, API
HS Code: 730419 730429 730439
1.Seamless steel 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
Grade: 20# 45# 16Mn 25Mn 27SiMn E355 ST52 S45C STKM11A STKM13A
Standard: GB/T8713 GB/T3639 DIN2391 EN10305 ASTMA519
The cold process can change the thickness of tube to meet client's request and offer better mechanical property.
3. Honed steel tube, honed tube, honed steel pipe
ID Tolerance: H8 H9
ID Roughness: RA0.4micron(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.
Benifits of the precision steel tube:
(1) No Oxidation Layer on the outer and inner walls;
(2) No Leakage under high pressure;
(3) No Crake under flating and flattening;
(4) No distortion after cold bending;
(5) High precision high cleanness;
(6) Excellent brightness
All kinds of our seamless steel pipe can be widely used for hydraulic cylinder, hydraulic parts, automobile parts, bike frame, engineering machinery, oil drilling and other field.
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