Essential details
Factory Direct Sales Carbon Seamless Steel Pipe Honed Tube For Hydraulic Cylinder
Place of Origin: | China |
Tolerance: | ±5% |
Section Shape: | Round |
Outer Diameter: | 20 - 200 mm |
Certificate: | CE ISO |
Processing Service: | Welding, Punching, Cutting, Bending |
Special Pipe: | Thick Wall Pipe |
Length: | 12M, 6m |
Oiled or Non-oiled: | Slightly Oiled |
Processing Service: | Welding, Punching, Cutting, Bending, Decoiling |

Technical Specification
Standard | DIN2391, EN10305, ASTM A519, GB/T 3639-200 |
Material | Q345B Q355D C20,ST52,E355 SAE1026.CK45 4130 4140 STKM 13C |
Heat treatment | BK+S |
Specification | Outer diameter(mm) | Inner diameter(mm) |
40-480mm | 30-400mm |
I.D Tolerance | H8-H9 |
Length | Fixed Length, Random Length(3--9m)or as requests of customers |
Straightness | 0.3/1000 |
ID roughness | RA 0.1-0.8micron(max) |
Technology | Honed & SRB(SKIVED AND ROLLER BURNISHED ) |
Scope | Honed tube for hydraulic cylinder, swivel crane, injection machine and |



Q1: Are you trading company or Manufactuer ?
A: Of course, we are manufactuer. We are in field of honed tube and piston rod for more than 15 years.
Q2: What is the package?
A: The package is seaworthy wooden case by container, or accoding to your requirements.
Q3: Do you have inspection procedures before sending goods?
A: 100% inspection before packing and Third Party Inspection Service is available if customer apply for it.
Q4: What is the payment term? Do you accept LC ?
A: Normally payment is by T/T, 30% advance payment, balance pay after receiving the copy BL.