Shape: Round, Square, Rectangular, Profiled…
Round Pipe: O.D 6mm-1200mm, W.T.: 1-400 mm ( Cold rolled / Cold drawn / Hot rolled / Forged).
Square Pipe: S 15-600mm x W 1-100mm.
Rectangular Pipe: S 15-600mm x W 1-100mm.
Profiled: According to drawing.
Surface: Smooth, Peeled, Turned, Grinded, Polished, Black…
34CrMo4/1.7220/35CrMo Gas Cylinder Pipe – Mechanical Tubing – Seamless Alloy Steel Tube
34CrMo4 Gas Cylinder Pipe, mainly used in automobile gas cylinder installation, fire protection, medical fields, industry equipment, etc.
-EN 10297-1 Seamless Circular Steel Tubes for Mechanical and General Engineering Purpose
-GB/T 8162 Seamless Steel Tubes for Structural Purposes
Steel Grade C Si Mn P S Cr Mo
34CrMo4 0.30-0.37 0.40 max 0.60-0.90 0.035 max 0.035 max 0.90-1.20 0.15-0.30
35CrMo 0.32-0.40 0.17-0.37 0.40-0.70 0.035 max 0.035 max 0.80-1.10 0.15-0.25
Condition Tensile Strength Rm (Mpa) Yield Strength R2 (Mpa) Elongation in 2 in or 50 mm A(%)
Q+T 900 min 650 min 12 min
3,000 ton per month.
Chemical analysis, Metallographic, Mechnical analysis, Ultrasonic testing, Magnetic testing, Impact testing, Hardness testing, Surface quality and dimension report.
Four or five pcs in one bunch, the minimum weight of each bundle is 2000kg; the maximum bundle weight being 5000kg.
Mill’s Test Certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
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