Top manufacture cold drawing hydraulic piping
USD $800 - $1,380 /Metric Ton
Min.Order:5 Metric Tons
Yantai Xinpeng Steel Pipe Co., Ltd.
hydraulic cylinder using DIN 2391 st52 carbon seamless cold rolling steel tube
High Quality and Unique Customized bright annealed st52 hydraulic cylinder steel tube
bks q235 GB/T3639 cold drawn precision steel tube for hydraulic cylinder
42CrMo cold drawn seamless steel tube for machanical application
Commodity name: Top manufacture cold drawing hydraulic piping
1.Grade: 20#(ck20,aisi1020),45#(ck45,aisi1045),st52(16Mn,Q345D),25Mn(stkm13c-t),27SiMn
2.ID:30-250mm
3.ID tolerance:H8,H9
4.Surface roughness:Ra 0.02— 0.4μm
5. Final supply condition:cold drawn and stress-relieved(BK+S)
6. Machining allowance:0.5-1.5mm
7.Wall thickness:10%×ID
Variety
Processing | Cylinder Diameter | Straightness | Size Accuracy | W.T/mm | Inner Bore Roughess |
Cold drawn/ cold rolled | ID30-250 | 0.3 | H9-H11 | ±10% | 0.4~1.6um |
Honed tube | ID50-250 | 0.3 | H7-H9 | ±10% | <0.4um |
Mechanics performance
Material | Tensile strength | Yield strength | Elongation | Hardness |
Ck20/20#/AISI1020 | >520 N/ mm2 | >375 N/mm2 | >15% | >85HB |
Ck45/45#/AISI1045 | >600 N/ mm2 | >520 N/ mm2 | >15% | >85HB |
ST52/16Mn/Q345D | >600 N/ mm2 | >520 N/ mm2 | >15% | >85HB |
25Mn/STKM 13C-T | >600 N/ mm2 | >530 N/ mm2 | >15% | >85HB |
Dimension tolerance
ID size | ID deviation (mm) | |||
H7 | H8 | H9 | H10 | |
30 | +0.021 0 | +0.033 0 | +0.052 0 | +0.084 0 |
>30~50 | +0.025 0 | +0.039 0 | +0.062 0 | +0.100 0 |
>50~80 | +0.030 0 | +0.046 0 | +0.074 0 | +0.120 0 |
>80~120 | +0.035 0 | +0.054 0 | +0.087 0 | +0.140 0 |
>120~180 | +0.040 0
| +0.063 0 | +0.100 0 | +0.160 0 |
>180~250 | +0.046 0 | +0.072 0 | +0.115 0 | +0.185 0 |
>250~315 | +0.052 0 | +0.081 0 | +0.130 0 | +0.210 0 |
>315~400 | +0.0527 0 | +0.089 0 | +0.140 0 | +0.230 |
Delivey conditions:
We can supply precision cold drawn tube,honed tube,hydraulic pipe,hydraulic cylinder tube also cold drawn welded tube, cold rolled tube, all assure the best quality and competitive price
Production Process:
Pretreatment : Acid cleaning- Parkerizing
Cold drawn/cold rolled
Annealing furnace——+SR
Straightener—— Straightening
Straightness inspecting
Dimension inspecting
Sawing
Lathe
Polishing Finished products
Finished products
If there are any need or intrest , please feel free to contact us!
Any need or intrest, please feel free to contact us!