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Categories:Steel tubes
Model No.:42CrMo4
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
Surface: Smooth, Peeled, Turned, Grinded, Polished, Black….
42CrMo4/1.7225/SCM440TK/4140 Steel Pipe – Mechanical Tubing – Seamless Alloy Steel Tube
Application
4140/42CrMo4/1.7225/SCM440TK Alloy Steel Seamless Tubes can be made into structural and mechanical parts, hydraulic cylinder, etc.
Quality Standard
ASTM A519 EN 10297 JIS G3441
All Grades Comparison
ASTM EN JIS GB
4140 42CrMo4/1.7225 SCM440TK 42CrMo
Chemical Composition(%)
Steel Grade C Si Mn P S Cr Mo
4140 0.38-0.43 0.15-0.35 0.75-1.00 0.040 max 0.040 max 0.80-1.10 0.15-0.25
42CrMo4 0.38-0.45 0.40 max 0.60-0.90 0.025 max 0.035 max 0.90-1.20 0.15-0.30
SCM440TK 0.38-0.43 0.15-0.35 0.60-0.90 0.030 max 0.030 max 0.90-1.20 0.15-0.30
42CrMo 0.38-0.45 0.17-0.37 0.50-0.80 0.030 max 0.030 max 0.90-1.20 0.15-0.25
Condition Tensile Strength Rm (Mpa) Yield Strength R2 (Mpa) Elongation in 2 in or 50 mm A(%)
+HR 855 min 621 min 15 min
+SR 855 min 689 min 10 min
+A 552 min 414 min 25 min
+N 855 min 621 min 20 min
+HR: Hot Rolled, +SR: Stress Relieved, +A: Annealed, +N: Normalized.
Capacity: 3,000 ton per month.
Test: Chemical analysis, Metallographic, Mechnical analysis, Ultrasonic testing, Magnetic testing, Impact testing, Hardness testing, Surface quality and dimension report.
Package
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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