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Cold rolling steel pipe
Product Detailed
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High accuracy cold rolled steel pipe
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Detail description of the cold rolled steel pipe as follows:
Material: Q195.Q215.Q235
Application: this quality standard is suitable for cold rooled steel tube core,aluminum foil, petro oil pipe, shock absorber, hydraulic pressure cylinder body...
Specification and technical parameter(suitable for aluminum foil's coil):
Specification | Φ80×5800 | Φ82.2×5800 |
I.D tolerence | Φ76.2+0.2-0.00 | Φ76.2+0.2-0.00 |
Length tolerence | +1 | +1 |
Ellipticity | ≤0.15 | ≤0.15 |
Bending(mm/m) | ≤0.3 | ≤0.3 |
wall thickness | 1.9±0.1 | 3±0.1 |
End surface verticality | ≤0.2 | ≤0.2 |
Standards:GB/T700
Cold finishing conditions mechanical property conform to: δ5≥7%αb500625Mpaαs450626 Mpa.
Cold rolling steel pipe