Precision Rolling Pipe
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Precision Rolling Pipe
Introduction
We manufacture precision rolling pipes used for barrel, hollow sucker rod and plunger etc with accurate size and high quality. And our pipes are widely used in oilfields, engineering machinery and coal industrials etc.
Technical Parameters
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Spec
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WT deviation
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Material
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Final product Spec(mm)
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Hardness
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(mm)
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Coupling
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19T
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S≤0.4
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40Cr
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Φ42.1(±0.15)* Φ24.8(±0.15)
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HRA56-62
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19TSH
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S≤0.4
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Φ38.9(±0.15)* Φ24.8(±0.15)
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22T
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S≤0.4
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Φ46.8(±0.15)* Φ27.9(±0.15)
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22TSH
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S≤0.4
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Φ42.1(±0.15)* Φ27.9(±0.15)
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22SMSH
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S≤0.4
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Φ41(±0.15)* Φ27.9(±0.15)
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25T
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S≤0.4
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Φ56.4(±0.15)* Φ32.7(±0.15)
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25TSH
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S≤0.4
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Φ51.6(±0.15)* Φ32.7(±0.15)
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25SMSH
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S≤0.4
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Φ50.5(±0.15)* Φ32.7(±0.15)
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Plunger
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28
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S≤0.4
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45#
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Φ27.4(±0.05)*Φ18(±0.25)
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HB207-HB240
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31.75
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S≤0.4
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Φ33(±0.05)*Φ20(±0.25)
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38.1
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S≤0.4
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Φ39(±0.05)*Φ26(±0.25)
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44.45
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S≤0.4
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Φ45(±0.05)*Φ32(±0.25)
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57.15
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S≤0.4
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Φ57.5(±0.05)*Φ45.5(±0.25)
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69.85
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S≤0.4
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Φ70.5(±0.05)*Φ57.15(±0.25)
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82.55
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S≤0.4
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Φ83.2(±0.15)*Φ64 (±0.25)
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95.25
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S≤0.4
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Φ95.8(±0.05)*Φ76.2(±0.25)
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Barrel
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28
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S≤0.2
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45#
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Φ45(+0.25 0)*
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HB207-HB240
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Φ28(+0.10+0.05)
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31.75
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S≤0.2
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Φ46(+0.25 0)*
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Φ31.75(+0.10+0.05)
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38.1
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S≤0.2
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Φ51(+0.25 0)*
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Φ38.1(+0.10+0.05)
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44.45
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S≤0.2
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Φ57.4(+0.25 0)*
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Φ44.45(+0.10+0.05)
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57.15
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S≤0.2
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Φ70.1(+0.25 0)*
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Φ57.15(+0.10+0.05)
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69.85
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S≤0.2
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Φ82.8(+0.25 0)*
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Φ69.85(+0.10+0.05)
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82.55
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S≤0.2
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Φ95.5*Φ82.55(+0.05)
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Hollow Sucker Rod
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36
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S≤0.3
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35CrMo
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Φ36(±0.2)* Φ24(±0.2)
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HRA60-HRA65
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S≤0.3
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Φ36(±0.2)* Φ25(±0.2)
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