Cold Rolled Carbon Steel Seamless Pipe
Negotiable /Ton
Min.Order:2 Tons
Cold Rolled Carbon Steel Seamless Pipe
♦ Professional tube manufacturer which have over 20years experience
♦High reputation in tube world benefit by competitive price, quality and service.
♦ Supply all kinds of steel pipes such as:
√ hot rolled/cold drawn seamless steel stubes/pipes
√ precision steel tubes/pipes
√ honed and skived tubes/pipes
√ cold drawn welded tubes/pipes
About Our Productions:
Production Details: | |||||
Grade: | 20#(CK20,AISI1020),45#(CK45,AISI1045),Q345,ST52(16Mn,Q345D), 42CrMo,25Mn (STKM13C-T),27SiMn.etc cold drawn seamless pipes | ||||
ID: | 50-250mm | ||||
ID tolerance: | H8,H9 | ||||
Surface roughness: | Ra 0.02—0.4μm | ||||
Final supply condition: | cold drawn and stress-relieved(BK+S) | ||||
Machining allowance: | 0.5-1.5mm | ||||
Wall thickness: | 10%×ID |
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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 |
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 |
Tolerance on ID: | ||
No. | Inside diameter (mm) | ID machining allowance (mm) |
1 | 300-80 | 0.5-0.8 |
2 | 81-125 | 0.7-1.1 |
3 | 125-200 | 0.9-1.2 |
4 | 200-250 | 1-1.5 |
Other dimension can be customize |