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Product Details:
Payment & Shipping Terms:
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| UT: | ASTM A 388 Or According To Customers' Requirement | Materials: | Alloy Steel |
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| Surface: | Black, Smooth | Process: | Hot Forged+heat Treatment |
| Inspection: | The Third Party Is Acceptable | Certificate: | ISO9001-2008 |
| High Light: | Forged Rings,Steel Forged Rings |
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4130/1.7218 High quality Forged alloy steel ring, forged steel rings
1,Application:
4130 steel commonly referred to as chromoly is a chrome alloy steel with medium carbon content containing .80 – 1.10% chromium as the strengthening agent. 4130 coils and sheets is readily machinable has excellent weldability and offers excellent ductility. 4130 steel sheet is considerably stronger and harder than other standard steel grades and is commonly used in construction of commercial and military aircraft.
2,Chemical Compostition:
| C | Si | Mn | S | P | Ni | Cr | Mo | |
| 0.22-0.29 | 0.40 max | 0.60-0.90 | 0.035 | 0.035 | 0.035 | 0.90-1.20 | 0.15-0.30 |
3,Specification:
OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm
4, Related steel grade
China: 30CrMo
America: 4130
Japanese:JIS SCM430
Others:30xM
Germany: DIN1.7218
5 Delivery condition: EAF + LF + VD, Forged, annealed, black/peeled/machined, UT tested
6. Inspection: 100% Ultrasonic according to the test standards: ASTM A 388 or according to customers' requirement
Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
Contact Person: Anndy
Tel: +8615502127172
