It's alloyed case hardening steel for heavy and high strained gear parts with high
demands on toughness at core tensile strength of 1050 - 1350 N/mm², such as heavy forging parts of gear wheel, gear ring, gear case and differential mechanism
Specification:
| Steel Grade: | 4820 | Application: | Machinery Steel, Engineering Steel |
| Shape: | Round Bar | Standard: | AISI, SAE, ASTM |
| Dimension: | Φ 10-1500 mm | Surface: | Black, Peeled, Turned, Grinded |
| Technique: | Hot Rolled,Forged | Ultrasonic Test: | 100% UT Passed |
Equivalence
| AISI / SAE | DIN / W.Nr | JIS | GB |
| 4820 | 18CrNiMo7-6 17CrNiMo6 1.6587 | ---- | ---- |
Chemical Composition (%)
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu |
| 0.18 0.23 | 0.15 0.35 | 0.50 0.70 | ≤ 0.030 | ≤ 0.040 | ≤ 0.20 | 0.20 0.30 | 3.25 3.75 | ≤ 0.35 |
Dimensions
| Hot Rolled | Forged | |
| Diameter (mm) | 10-260 | 100-1300 |
| Length (mm) | 3000-6000 | 3000-6000 |
Hot Tags: structural steel 4820, China, suppliers, manufacturers, factory, buy, price, pricelist, for sale, in stock, free sample
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