Product Details:
Payment & Shipping Terms:
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| Application: | Pressure Vessel,Ball Valve,Tube Etc | Machining: | Rough Machining Or Finish Maching |
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| Weight: | 20Kg-15000Kg | Heat Treatment: | Quenching And Tempering |
| MaterialAlloy Steel 42CrMo4: | A350 LF2 | Dimensions: | Max OD Is 5000mm, |
| Highlight: | rolled rings manufacturers,rolled steel rings |
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A350 LF2 Q + T ASTM ASME Standard Forged Steel Ring Hardness Less Than 187 HB
Forged Ring Specification
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Material
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Carbon steel,Alloy Steel,Stainless Steel,Duplex Stainless Steel,Copper
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Standard
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ASTM,AISI,DIN,EN,AS.
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Production Process
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Forging, Heat Treatment, CNC Machining
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Machining Range
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Outer Diameter Max 3000mm, Length Max 12000mm
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Product Precision
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Tolerance:0.01mm,Roughness:Ra0.4,Concentricity:0.01mm,Roundness:0.005mm.
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Provide Product Certificate
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PED4.3 AD2000,EN10204-3.1(Certificate No.:DGR-0036-QS-W 728/2015/MUC).
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Main Export Area
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Europe,Middle East,Oceania,North America.
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Forged Ring Details
ASTM/ASME Standard A105
1. Chemical elements:
| C≤0.30% | Si:0.15~0.3 | Mn:0.6~1.35% | S≤0.040% | P≤0.035% |
| Cu≤0.4% | Ni≤0.4% | Mo≤0.12% | V≤0.03% | Cr≤0.3% |
2. Heat Treatment:
Quenching+ Tempering
3. Mechanical Properties:
| Item | LF2 Class1 and LF2 Class2 |
| Tensile Strengthd | ≥ 485 Mpa |
| Yield Strengthd | ≥ 250 Mpa |
| Elongation Rate | ≥ 22% |
| Reduction Of Area | ≥ 22% |
4. Hardness: ≤ 187HB
| Item | Temperature | Min average impact enery | Min impact energy |
| LF2 Class1 | -46℃ | 20J | 16J |
| LF2 Class2 | -18℃ | 27J | 20J |
5. Brief introduce:
Largest OD:5000mm
Largest Weight:15000kg
Surface Finish 3.2um Ra Or As Required.
Forging Reduction Min:3.1 Or As Required
Contact Person: Mr. fangyuan
