Grade F91 type 2
2019-09-30 11:31:43 Origin： Remark：0 Click：
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.08 ~ 0.12
Silicon, Si (％): 0.20 ~ 0.40
Sulfur, S (％)≤: 0.005
Chromium, Cr (%): 8.00 ~ 9.50
Molybdenum, Mo (%): 0.85 ~ 1.05
Reduction of area, ф ≥ (％): 40.0
Hardness via heat treatment /HBW: 190 ~ 248
The alloy is usually produced by BEF / BEF + AOD / EAF, 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 (Diameter): 0.50mm to 450mm
Square bar / Flat bar: 3mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 ~ 400mm X W200 ~ 1000mm X L1000 ~ 2000mm
Forging piece: stepped shafts, other different shapes based on OEM.
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