A470 Grade D Class 8
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ASTM A470 Grade D Class 8 Ex-stock Suppliers, A470 Grade D Class 8 Round bar, Flat bar, Plate ESR melted, Heat treatment, Cold worked.
TECHNICAL SPECIFICATION - ASTM A470 Grade D Class 8
TECHNICAL SPECIFICATION: ASTM A470 - 2015
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS
MATERIAL TYPE: Cr - Mo - V steel
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.25 ~ 0.35
Manganese, Mn (％): ≤ 1.00
Phosphorus, P (％) ≤: 0.012
Sulfur, S (％) ≤: 0.015
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.25 ~ 0.35
Manganese, Mn (％): ≤ 1.00
Phosphorus, P (％) ≤: 0.012
Sulfur, S (％) ≤: 0.015
Silicon, Si (％): ≤ 0.30
Nickel, Ni (%): ≤ 0.75
Chromium, Cr (%): 1.05 ~ 1.50
Molybdenum, Mo (%): 1.00 ~ 1.50
Vanadium, V (%): 0.20 ~ 0.30
Aluminum, Al (%): ≤ 0.015
MECHANICAL PROPERTIES UNDER ROOM TEMPERATURE
Grade D Class 8
Grade D Class 8
Tensile strength,σb/≥ MPa: 725 ~ 860
Yield strength, σ0.2/≥ MPa: 585
Elongation, δ ≥(％): 17.0
Reduction of area, ф ≥ (％): 43.0
Impact, AK (J/cm2): 8
Yield strength, σ0.2/≥ MPa: 585
Elongation, δ ≥(％): 17.0
Reduction of area, ф ≥ (％): 43.0
Impact, AK (J/cm2): 8
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 SHAPES
Round bar & Disc (diameter): 5.5 mm to 700mm
Square bar / Flat bar: 10mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 1200mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
Round bar & Disc (diameter): 5.5 mm to 700mm
Square bar / Flat bar: 10mm to 500mm
Steel strip: T0.20 ~ 3mm X W10 ~ 1200mm X Coil
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
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