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Model Number: hot forged steel bar -28
Brand Name: Unite Steel
Key Specifications/Special Features:
Related specifications:Australia : AS 1444-1996 X4317 or X4317HGermany: EN10084-1998 1.6587 18CrNiMo6 or1.6587H 18CrNiMo7-6HWerkstoff 1.6587 18CrNiMo7-6 or 17CrNiMo6DIN 17210 17CrNiMo6
Great Britain BS970: PART 3: 1991 820M17/822M17
BS970: 1955 - EN354/EN355
U.S.A. SAE 4317
AISI 4317
Chemical Composition (%):
Carbon 0.15-0.20
Silicon 0.4 max
Manganese 0.40-0.60
Phosphorus 0.04 max
Sulphur 0.04 max
Chromium 1.50-1.80
Molybdenum 0.25-0.35
Nickel: 1.40-1.70
Process:EAF + LF + VD + Forged + Heat Treatment(optional)
Size range:
Round:
Hot Forged: 80mm-1200mm
SURFACE FINISHES:
Black, Turned & Grinded
Heat Treatment:
Hot working: 850-1150oC
Case hardening: Double hardeningoC
Carburising: 900-950oC
Soft annealing: 650-700oC
Surface hardening: 800-930oC
Tempering: 150-210oC
Ultrasonic test:According to SEP 1921-84
Great Britain BS970: PART 3: 1991 820M17/822M17
BS970: 1955 - EN354/EN355
U.S.A. SAE 4317
AISI 4317
Chemical Composition (%):
Carbon 0.15-0.20
Silicon 0.4 max
Manganese 0.40-0.60
Phosphorus 0.04 max
Sulphur 0.04 max
Chromium 1.50-1.80
Molybdenum 0.25-0.35
Nickel: 1.40-1.70
Process:EAF + LF + VD + Forged + Heat Treatment(optional)
Size range:
Round:
Hot Forged: 80mm-1200mm
SURFACE FINISHES:
Black, Turned & Grinded
Heat Treatment:
Hot working: 850-1150oC
Case hardening: Double hardeningoC
Carburising: 900-950oC
Soft annealing: 650-700oC
Surface hardening: 800-930oC
Tempering: 150-210oC
Ultrasonic test:According to SEP 1921-84
Shipping Information:
- FOB Port: China (Mainland)
- Lead Time: 10 - 45 days
Main Export Markets:
- Asia
- Australasia
- Central/South America
- Eastern Europe
- Mid East/Africa
- North America