22CrMoNiWV8-8
2024-03-08 09:32:52 Origin： Remark：0 Click：
Quenched and tempered Alloy Steel 22CrMoNiWV8-8, used for larger preshaped components in turbine and generator installations, shafts and discs.
TECHNICAL DATASHEET - Grade 22CrMoNiWV8-8
Material Category: Hardened and tempered steel
Material Specification - SEW 555 or by agreement
Melting process way - EF + Consumable electrode remelted
HS code for Customs: 7228 4000 / 7228 5000 / 7228 6000
Main Chemical composition (mass weight - %)
Carbon, C (％): 0.22 ~ 0.24
Silicon, Si (％): ≤ 0.35
Manganese, Mn (％): 0.30 ~ 0.80
Phosphorus, P (％)≤: 0.020
Sulfur, S (％)≤: 0.010
Chromium, Cr (％): 2.00 ~ 2.20
Molybdenum, Mo (％): 0.80 ~ 0.90
Nickel, Ni (％): 0.70 ~ 0.80
Vanadium, V (％): 0.25 ~ 0.35
Tungsten, W (％): 0.60 ~ 0.80
Material Category: Hardened and tempered steel
Material Specification - SEW 555 or by agreement
Melting process way - EF + Consumable electrode remelted
HS code for Customs: 7228 4000 / 7228 5000 / 7228 6000
Main Chemical composition (mass weight - %)
Carbon, C (％): 0.22 ~ 0.24
Silicon, Si (％): ≤ 0.35
Manganese, Mn (％): 0.30 ~ 0.80
Phosphorus, P (％)≤: 0.020
Sulfur, S (％)≤: 0.010
Chromium, Cr (％): 2.00 ~ 2.20
Molybdenum, Mo (％): 0.80 ~ 0.90
Nickel, Ni (％): 0.70 ~ 0.80
Vanadium, V (％): 0.25 ~ 0.35
Tungsten, W (％): 0.60 ~ 0.80
MECHANICAL PROPERTIES - HOT WORKING
Hot working temperature /℃: 1050 ~ 850
Hardness after annealing ≤HBS: 255
Tensile strength, |σb≥/MPa: 650 ~ 850
Yield strength, |σs≥/MPa: 550
Elongation, |δ5≥/(%): 13.0
Reduction of area, |ψ≥/(%): 40.0
PRODUCT DESCRIPTION
The alloy 22CrMoNiWV8.8 is usually produced by EAF / VD / LF followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different level according to the buyers' requirements.
Hot working temperature /℃: 1050 ~ 850
Hardness after annealing ≤HBS: 255
Tensile strength, |σb≥/MPa: 650 ~ 850
Yield strength, |σs≥/MPa: 550
Elongation, |δ5≥/(%): 13.0
Reduction of area, |ψ≥/(%): 40.0
PRODUCT DESCRIPTION
The alloy 22CrMoNiWV8.8 is usually produced by EAF / VD / LF followed by electroslag refining (ESR) if necessary for special purpose. Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different level according to the buyers' requirements.
Bars are usually supplied bright in the annealed condition, or bright annealing specially.
Final heat treatment - Quenched and tempered.
PRODUCT PROFILE & DIMENSIONS
Round bar / Disc (diameter): 5.5mm to 850mm
Square bar / Flat bar: 3mm to 650mm
Plate / Steel strip: 1.0mm to 200mm
Steel sheet: thickness 1.0 ~ 4.0mm, width 10 ~ 1000mm X length 1000/2000mm - Standard size
Length: random length or based on the customer's special requirement
Forged steel shape: stepped shafts, other different shapes based on OEM
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to email or call our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
Final heat treatment - Quenched and tempered.
PRODUCT PROFILE & DIMENSIONS
Round bar / Disc (diameter): 5.5mm to 850mm
Square bar / Flat bar: 3mm to 650mm
Plate / Steel strip: 1.0mm to 200mm
Steel sheet: thickness 1.0 ~ 4.0mm, width 10 ~ 1000mm X length 1000/2000mm - Standard size
Length: random length or based on the customer's special requirement
Forged steel shape: stepped shafts, other different shapes based on OEM
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to email or call our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
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