Cusomized seamless cold drawn steel tube with black annealed out
Tube shall have a smooth internal and external surface consistent
with cold working process, tube inner surface should be free from
rust, scratches and other surface irregularities.
Honed tube for hydraulic cylinder, swivel crane, injection machine
and construction machine application
|Length:||Fixed length, random length.|
|Type:||Seamless, cold drawn, honing tube|
|Tolerance:||DIN2391, EN10305, GB/T 1619|
|Tolerance INT:||H7, H8, H9|
|27SiMn||0.24-0.32||1.1-1.40||1.10-1.40||0.035 max||0.035 max|
|Tensile strength (MPa)||Yield strength (MPa)||Elongation (%)|
|27SiMn||980 min||835 min||12 min|
|As rolled||Stress relieved||Annealed||Normalized||Quenched+tempered|
|Delivery condition||Cold finished (hard) (BK)||Cold drawn and stress-relieved (BK+S)|
|Steel Grade||Tensile Strength (Mpa)||Elongation (%)||Tensile Strength (Mpa)||Yield Strength (Mpa)||Elongation (%)|
Plain ends with square cuts, free of burrs, bevelled ends with
plastic caps proteced.
Bare, varnished,oiled, or polised as request.
1. bundle packing.
2. marking as per customer's requests.
3. paint on the pipe as per customer request
4. pipe caps as customer request.
If you have any suggestions or inquiry, please feel free to contact