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Raian IonescuQualité matérielle très bonne. nous avons pour coopérer plus de 10 ans. Ils commercent des genres de sorts de matériel en acier. Toute la qualité matérielle bonne. Ils devoir pour toute la qualité matérielle. Nous surfaçons pour continuer à coopérer avec eux à l'avenir
Hot Rolled SAE8620 Alloy Steel Round Bar with Polished Surface for Structural Applications
Détails sur le produit
| Diamètre | 10 - 320 mm | Longueur | 6M ou fait sur commande |
|---|---|---|---|
| Technique | Laminé à chaud | Traitement de surface | Brillant |
| Type d'alliage | Alliage | Teneur en carbone | 0,18-0,23% |
| Contenu en silicium | 0,15-0,35% | Contenu de manganèse | 0,70-0,90% |
| contenu de chrome | 0,40-0,60% | Contenu en nickel | 0,40-0,70% |
| Contenu en molybdène | 0,15-0,25% | Résistance à la traction | 633 MPa |
| Limite d'élasticité | 357 MPa | Élongation | 26,3% |
| Dureté | 183 HB | ||
| Mettre en évidence | Hot Rolled Alloy Steel Round Bar,Polished Surface SAE8620 Steel Bar,Structural Application 20CrNiMo Alloy Steel Rod |
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Description de produit
SAE8620/SAE8620H/20CrNiMo Alloy Steel Bar
High-quality alloy steel round bars designed for structural and industrial applications with excellent carburizing response and hardenability.
Product Specifications
| Product Name | SAE8620 / 20CrNiMo Alloy Steel Round Bar |
|---|---|
| Diameter Range | 10 - 320mm |
| Length | 6m standard or custom cutting available |
| Type | Hot Rolled |
| Available Brands | BAOSTEEL, DELTA, DONGBEI, HUAXI, SHAGANG, etc. |
| Minimum Order Quantity | 1 Ton |
| Loading Port | Shanghai Port |
| Packing | Steel wire rope packaging |
| Delivery Time | 5-7 days for stock materials |
Standard Stock Sizes
Available diameters: 10, 12, 15, 18, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 120, 130, 140, 150, 160, 180, 200, 210, 220, 230, 250, 270, 300mm
Additional Available Grades
- Q195, Q235, 10#, 20#, 35#, 45#, Q215, Q345
- 12Cr1Mov, 15CrMo, 304, 316
- 20Cr, 40Cr, 20CrMo, 35CrMo, 42CrMo, 40CrNiMo
- GCr15, 65Mn, 50Mn, 50Cr, 3Cr2W8V, 20CrMnTi, 5CrMnMo
- 40CrNiMoA, 4340, 40CrNi2Mo, 34CrNiMo6, 17CrNiMo6
- 20CrNiMoA, 8620H, 35CrMo, V40, 20CrMnMo, 20MnCr5, 30CrNiMo8, 18CrNiMo7
Material Description
AISI SAE 8620 steel (UNS G86200) is a widely used low-alloy carburizing material known for its excellent carburizing response, good hardenability across most section sizes, and cost-effectiveness with better machinability and availability.
Chemical Composition
| Standard | Steel Grade | C | Si | Mn | P ≤ | S ≤ | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|---|
| ASTM A322; ASTM A29/A29M | 8620 (UNS G86200) | 0.18-0.23 | 0.15-0.35 | 0.70-0.90 | 0.035 | 0.040 | 0.40-0.60 | 0.40-0.70 | 0.15-0.25 |
| ASTM A534 | 8620H | 0.17-0.23 | 0.15-0.35 | 0.60-0.95 | 0.025 | 0.015 | 0.35-0.65 | 0.35-0.75 | 0.15-0.25 |
Mechanical Properties
| Steel Grade | Tensile Strength ≥ | Yield Strength ≥ | Elongation ≥ | Reduction in Area ≥ | Hardness HB | Izod Impact Strength | Condition |
|---|---|---|---|---|---|---|---|
| 8620 (UNS G86200) | 633 MPa (92 ksi) | 357 MPa (52 ksi) | 26.3% | 59.7% | 183 | 100 J (74 ft·lbf) | Normalized at 915°C |
| 8620 (UNS G86200) | 536 MPa (78 ksi) | 385 MPa (56 ksi) | 31.3% | 62.1% | 149 | 115 J (83 ft·lbf) | Annealed at 870°C |
Applications
SAE 8620 steel is extensively used in various industrial applications including:
- Automotive and off-highway differentials
- Industrial and tractor accessory drives
- Engine components and starters
- Off-highway, steel mill, paper mill, and mining equipment
- Gears, steering mechanisms, gear boxes, and transmission components
- Carburized gears, pinions, shafts, differential rings, steering worms
- Engine crankshafts, spline shafts, chains, air drill parts
- Chuck jaws, oil well bit and reamer cutters, piston pins
- Pneumatic chucks, heavy-duty bolts, fasteners, and hand tools
International Equivalent Materials
| United States | China | Japan | European Union | ISO |
|---|---|---|---|---|
| AISI SAE; ASTM A322; ASTM A29/A29M - 8620 (UNS G86200) | GB/T 3077 - 20CrNiMo (A50202) | JIS G4053 - SNCM220 | - | - |
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