30Cr4Mo2
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IS 1570 - 4 Material Specification Mn-B Alloy Steel 30Cr4Mo2 Round bar, Flat bar, Plate, and Forgings 30Cr4Mo2 Heat treatment, 100% UT, Cold machined.
TECHNICAL SPECIFICATION DATASHEET - Grade 30Cr4Mo2
Material Category: Cr-Mo Base Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018 )
Special Melting Process - EAF + VD + LF / BEF + ESR
H S Code For Customs: 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
Material Category: Cr-Mo Base Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018 )
Special Melting Process - EAF + VD + LF / BEF + ESR
H S Code For Customs: 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
MAIN CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.28 ~ 0.33
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.40 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 0.80 ~ 1.10
Nickel, Ni (％): -
Molybdenum, Mo (%): 0.15 ~ 0.28
Ferrum, Fe (%): balance.
MECHANICAL PROPERTIES - HEAT TREATMENT CYCLE
Hot working tenperature /℃: 1100 ~ 850
Annealing temperature /℃: 860 ~ 720
Quenching temperature /℃: 880
Cooling medium: oil or water
Common tempering temperature /℃: 540
Forms: Round bar, flat bar, plate
Tensile strength, σb/≥ MPa: 930
Yield strength, σ0.2/MPa: 785
Elongation, δ ≥(％): 12.0
Reduction of area, ф ≥ (％): 50.0
Hardness via annealed /HBW: 255 max.
TYPICAL APPLICATIONS
Cutting tools. Mechanical parts, Air hammer tools. Piercing tools.
SUPERIOR SERVICE & PRODUCT PROFILE
Third party inspection service.
Export packing / Export documents.
CNC saw cutting.
Marking by stamping or printing.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.
Round bar & Disc (diameter): 5.5 to 450mm
Flat bar (thickness X width): 10 ~ 310 * 20 ~ 600 * Lmm
Heavy plate (thickness X width): 20 ~ 500 * 30 ~ 1000 * Lmm
Length: fixed length, random length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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