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Application: | Industry | Process: | Steel Casting |
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Material Grade: | AS 2074/L2A/L2B/L2C,ZG42Cr2Si2MnMo, ZG45Cr2Mo, FMU-29, FMU-11, FED-13, FED-14 | Material: | Cr Mo Steel |
Microstrcture: | Carbide + Fine Martensite +Retained Austenite≤6% | Hardness: | ≥HRC60,HB310-380 |
Composition (%) |
C | Si | Mn | Cr | S | P | Mo | Cu | Ni | Al |
AS 2074/L2B (modified) |
0.60-0.70 | ≤0.75 | 0.50-1.00 | 2.00-2.40 | ≤0.06 | ≤0.06 | 0.20-0.40 | ≤0.25 | ≤0.30 | ≤0.05 |
Standard Specification for Cr-Mo Alloy Steel: | |||||||||
Reference Standard | Nominal Chemical Composition (W%) | ||||||||
C | Si | Mn | P | S | Ni | Cr | Mo | ||
AS 2074/L2A | 0.45-0.55 | ≤0.75 | 0.50-1.00 | ≤0.04 | ≤0.04 | - | 0.80-1.20 | - | |
AS 2074/L2B | 0.55-0.65 | ≤0.75 | 0.50-1.00 | ≤0.04 | ≤0.04 | - | 0.80-1.50 | 0.2-0.4 | |
AS 2074/L2C | 0.70-0.90 | ≤0.75 | 0.50-1.20 | ≤0.04 | ≤0.04 | - | 1.30-2.40 | 0.2-0.4 | |
ZG42Cr2Si2MnMo | 0.38-0.48 | 1.5-1.8 | 0.8-1.2 | ≤0.04 | ≤0.04 | - | 1.8-2.2 | 0.2-0.6 | |
ZG45Cr2Mo | 0.40-0.48 | 0.8-1.2 | 0.4-1.0 | ≤0.04 | ≤0.04 | ≤0.5 | 1.7-2.0 | 0.8-1.2 | |
ZG30Cr5Mo | 0.25-0.35 | 0.4-1.0 | 0.5-1.2 | ≤0.04 | ≤0.04 | ≤0.5 | 4.0-6.0 | 0.2-0.8 | |
ZG40Cr5Mo(FED-4A) | 0.35-0.45 | 0.4-1.0 | 0.5-1.2 | ≤0.04 | ≤0.04 | ≤0.5 | 4.0-6.0 | 0.2-0.8 | |
ZG50Cr5Mo | 0.45-0.55 | 0.4-1.0 | 0.5-1.2 | ≤0.04 | ≤0.04 | ≤0.5 | 4.0-6.0 | 0.2-0.8 | |
ZG60Cr5Mo | 0.55-0.65 | 0.4-1.0 | 0.5-1.2 | ≤0.04 | ≤0.04 | ≤0.5 | 4.0-6.0 | 0.2-0.8 | |
FMU-29 | 0.25-0.45 | 0.3-1.0 | 0.6-1.5 | ≤0.04 | ≤0.04 | - | 6.0-8.0 | 0.2-0.4 | |
FMU-11 | 0.90-1.30 | 0.3-1.0 | 0.6-1.5 | ≤0.04 | ≤0.04 | - | 11.0-13.0 | 0.3-0.5 | |
FMU-13 | 0.80-1.30 | 0.4-1.2 | 0.8-1.5 | ≤0.04 | ≤0.04 | - | 11.0-13.0 | 0.4-0.8 | |
FMU-14 | 1.60-2.00 | 0.4-1.2 | 0.8-1.5 | ≤0.04 | ≤0.04 | - | 11.0-13.0 | 0.6-1.0 |