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100mm Thickness Asme Sa36 Cold Drawn Steel Tube

Cold drawn seamless steel tube with high precision,excellent brightness. It can used for gas spring, shock absorber,automotive &motorcycle spare parts etc

  • RAY STEEL TUBE
  • 4130 (30 CrMo)
  • 25.4*3
  • Cold drawn
Quantity:

钢管产品详情

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Material Carbon Steel and Alloy Steel
Section Shape Round
Crfat Cold drawn
Size 25.4*3
Material
4130/30CrMo
Seamless Steel Tube Standard DIN2391, DIN17175, ASTM A106, ASTM A213, ASTM A53, ASTM A312,     ASTM A179, SAE 4130. JIS G3445, JIS G3444, JIS G 3461, JIS G3441, JIS G3454 etc
Mechanical property
Tensil strength: 651Mpa, Yield strength:548-554Mpa, Elongation: 30%
Packing Details 1.Internal wrapped with plastic film. External wrapped with woven bags.
2. wooden boxes to pack.
3. Iron stand.
Certification ISO9001
Delivery condition Annealing after BK
Length 1-12m as customer's requestment
Tolerance OD tolerance: +/-0.1mm, ID tolerance: +/-0.1mm

Chemical Component:


Steel Grade 碳 C 硅 Si 锰 Mn 硫 S 磷 P Cr    镍 Ni 铜 Cu








30CrMo 0.26-0.34 0.17-0.37 0.40-0.70 ≤0.035 ≤0.035 0.80-1.10 ≤0.30 ≤0.30
SCM430 0.28-0.33 0.15-0.35 0.60-0.90 ≤0.030 ≤0.030 0.90-1.20 ≤0.25 ≤0.30
4130 0.28-0.33 0.15-0.35 0.40-0.60 ≤0.040 ≤0.035 0.80-1.10 ≤0.030 ≤0.030

The production flow chart of seamless steel tube:

QQ图片20171018180801.png

The Chemical composition comparison sheet:


Steel Grade        C      Si     Mn         S         P       Cr        Ni     Cu
 1010 0.08-0.13 0.15-0.35 0.30-0.60    ≤0.030    ≤0.030     ≤0.20     ≤0.25    ≤0.25
 STKM 11A    ≤0.12    ≤0.35     ≤0.60    ≤0.040     ≤0.040


 1020 0.17-0.23 0.15-0.35 0.30-0.60    ≤0.050     ≤0.040


STKM13A     ≤0.25     ≤0.35 0.30-0.90     ≤0.20     ≤0.040    ≤0.040

A106 Gr.B     ≤0.25     ≤0.10 0.29-1.06     ≤0.035     ≤0.40     ≤0.40     ≤0.40    ≤0.40

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