F50 & S31200
2026-07-25 09:20:00 Origin： Remark：0 Click：
Technical standard ASTM A182 grade F50 round bar, stockist S31200 flat bar, plate properties forging Ex-stock & sheet heat treated, machined
TECHNICAL DATASHEET - ASTM A182 Grade F50
Technical standards: ASTM A182 - 2018
Steel type: 25Cr-6Ni-2Mo ferritic - austenitic steel
Customs HS code: 72221100 / 72221900
Stockist & Inventory: round bar 18 ~ 150 mm
Typical chemical composition (mass weight - %)
Carbon, C (％): ≤ 0.030
Manganese, Mn (％): ≤ 2.00
Silicon, Si (％): ≤ 1.00
Phosphorus, P (％): ≤ 0.045
Sulfur, S (％): ≤ 0.030
Nickel, Ni (%): 5.50 ~ 6.50
Chromium, Cr (%): 24.0 ~ 26.0
Molybdenum, Mo (%): 1.20 ~ 2.00
Nitrogen, N (%): 0.14 ~ 0.20
MECHANICAL PROPERTY UNDER ROOM TEMP.
Forms: Round bar, flat bar, forgings and plate
Tensile strength, σb ≥ MPa: 690
Yield strength, σ0.2 / MPa: 450
Elongation, δ5 ≥ (％): 25.0
Reduction of area, ф ≥ (％): 50.0
Hardness via heat treatment / HBW: -
Hardness via heat treatment / HBW: -
HEAT TREATMENT PRACTICE
Condition: solution annealing 1050 Deg. C (+AT)
Cooling medium: water or oil cooling
Tempering temperature: -
MELTING & AVAILABLE DIMENSIONS
The alloy is usually produced by BEF & BEF + AOD & EAF + VD + LF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
Hardness via heat treatment / HBW: -
HEAT TREATMENT PRACTICE
Condition: solution annealing 1050 Deg. C (+AT)
Cooling medium: water or oil cooling
Tempering temperature: -
MELTING & AVAILABLE DIMENSIONS
The alloy is usually produced by BEF & BEF + AOD & EAF + VD + LF, followed by electroslag refining (ESR or VAR ) if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' specific requirements.
Round bar & wire rod & disc (diameter): 6.0 ~ 800 mm
Square bar & flat bar: 10 to 550 mm
Length: random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T7 ~ 400 X W60 ~ 1200 X L1000 ~ 3500 mm
Forging piece: stepped shafts, and other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical inquiry or help, pleased to E-mail our resident team of qualified production engineers - Email: sales@ccsteels.com.
Jiangyou Longhai Special Steel Co.,Ltd
ISO 9001-2015 Certified
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