ASTM4140 Scm440 42CrMo Alloy Steel Round Bar
|FOB Unit Price:||US $360 US $300|
|Purchase Qty. (Tons)||FOB Unit Price|
|Production Capacity:||300000mt Per Month|
|Payment Terms:||L/C, T/T|
- Model NO.: ASTM4140 SCM440 42CrMo
- Standard: AISI, ASTM, DIN, JIS, GB, BS
- Technique: Hot Rolled
- Surface Treatment: Black or as Required
- Application: Die Steel Bar
- Process: Hot Rolled
- Brand: Xiwang
- Length: 6000-12000mm or as Your Required
- Delivery Date: Within 30days After Order Signed
- Trademark: Xiwang
- Specification: 10-350mm
- HS Code: 7228100000
- Type: Alloy Steel Bar
- Composition: Ore
- Shape: Round
- Special Use: Free Cutting Steel
- Product: Alloy Steel Bar
- Executive Standard: GB, ASTM, DIN, JIS
- Diameter: 10-350mm
- Terms: Fob/CFR/CIF
- Packing Method: in Bundle or as Required
- Transport Package: Seaway Standard Packing
- Origin: Shandong, China
1.Prouduct:Alloy Round Steel
2.Process:Hot rolled or forged, Peeled(bright surface), annealed or QT.
3.Length: 6000-12000mm or as required
5.Delivery date:Within 30 days after order signed
Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
Soft annealing: heat to 680-720°C, cool slowly.
Hardness after annealing: Max. 241 HB
Hardening: 820 - 850 °C
Normalizing temperature: 840-880°C
7. Inspection: 100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C
Both end of each bar must be cut.
Ladle furnanced and vacuum de-gassed
Show heat No. On each bar
Surface condition the surface of the hot rolled square bar shall befree cracks, scar and wrinkles that affect the use of the billets. In case there is the above-mentioned defect, it shall be remove.
The mill test certificate shall show the chemical composition, and it is guaranteed that the chemical composition shall be within the limit stipulated in the contract.
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