UT 1.7220/4130/30CrMo 4130 Hot Rolled Black Steel/ Cold Drawn Bright Steel Round Bar
UT 1.7220/4130/30CrMo 4130 Hot Rolled Black Steel/ Cold Drawn Bright Steel Round Bar
UT 1.7220/4130/30CrMo High hardenability, no tempering brittleness, good weldability, little tendency to form cold crack, good machinability and cold strain plasticity
| Steel Grade | 1.7220/4130/30CrMo |
| Dimension | Thick 10-800mm x Width210-810mm / Diameter Ø10-1000mm |
| Delivery Condition | HB≤197 |
| Surface Treatment | Black Surface / Milled Surface / Polished Surface |
| Production Condition | Two Sides Cut or Four Sides Cut |
| Stock Quantity | 1000 tons |
| Ultrasonic Test | Sep1921-84 D/D or E/e Under 100% Test |
| MOQ | 10 tonnes |
| Mill Sheet Certificate | Provided |
| HS Code | Hot Rolled:722830 Forged: 722840 |
| Technique | Hot Rolled / Forged |
| Lead Time | 7-10 days |
| Trademark | UTSTEEL |
Chemical Composition(%)
| C | Si | Mn | Cr | S | P | Mo | V | Ni | W |
| 0.30-0.37 | ≤0.4 | 0.60-0.90 | 0.90-1.20 | ≤0.03 | ≤0.03 | 0.15-0.30 | / | ≤0.30 | / |
Application
Suitable for making the high pressure tube and various fasteners, high grade carburized parts such as gear, shaft, etc., which works in non-corrosive media under temperature below 250 ℃ , and n a medium containing a mixture of nitrogen and hydrogen.
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