A470 Grade B Class 3
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Specification ASTM A470 Grade 3 Datasheet, Inventory A470 Class 3 Chemical, A470 Grade B properties from Steelmaking, ESR melted, Blooming, Hot forging
TECHNICAL SPECIFICATION - ASTM A470 Grade B Class 3
TECHNICAL SPECIFICATION - ASTM A470 - 2015
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS
MATERIAL TYPE - Ni - Mo - V steel
CHEMICAL COMPOSITION (mass weight % )
Carbon, C (％): 0.22 ~ 0.30
Manganese, Mn (％): 0.20 ~ 0.60
Phosphorus, P (％) ≤: 0.012
Sulfur, S (％) ≤: 0.012
CHEMICAL COMPOSITION (mass weight % )
Carbon, C (％): 0.22 ~ 0.30
Manganese, Mn (％): 0.20 ~ 0.60
Phosphorus, P (％) ≤: 0.012
Sulfur, S (％) ≤: 0.012
Silicon, Si (％): ≤ 0.30
Nickel, Ni (%): 3.20 ~ 3.70
Chromium, Cr (%): ≤ 0.75
Molybdenum, Mo (%): 0.40 ~ 0.60
Vanandium, V (%): 0.04 ~ 0.12
Aluminum, Al (%): ≤ 0.015
MECHANICAL PROPERTIES UNDER ROOM TEMPERATURE
Grade B Class 3
Grade B Class 3
Tensile strength,σb/≥ MPa: 620
Yield strength, σ0.2/≥ MPa: 480
Elongation, δ ≥(％): 20.0
Reduction of area, ф ≥ (％): 48.0
Impact, AK (J/cm2): 34
Yield strength, σ0.2/≥ MPa: 480
Elongation, δ ≥(％): 20.0
Reduction of area, ф ≥ (％): 48.0
Impact, AK (J/cm2): 34
MELTING PROCESS
The steel shall be made by the basic electric-furnace (EF + LF + VD ) or Vacuum induction melting (VIM) process. Subsequent secondary melting of the steel by ESR or VAR.
AVAILABLE FORMS AND DIMENSIONS
Round bar & Disc (diameter): 5.5 mm to 500mm
Square bar / Flat bar: 3mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
Round bar & Disc (diameter): 5.5 mm to 500mm
Square bar / Flat bar: 3mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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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