21CrMoV5-11 / 1.8070
2015-11-29 14:18:13 Origin： Remark：0 Click：
EN 10028-2 Material Specification Alloy Steel 21CrMoV5-11 Round bar, Flat bar, Forgings 1.8070 Plate ESR melted, Hot forging/rolling, Heat treatment.
MATERIAL SPECIFICATION - 21CrMoV5-11 & 1.8070
MATERIAL TYPE - High temperature alloy steel
MATERIAL STANDARDS - DIN EN 10028-2, DIN 17755
Official Test Certificate - issued by TUV - SGS - BV
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.17 ~ 0.25
Silicon, Si (％): 0.30 ~ 0.60
Manganese, Mn (％): 0.40 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (%): 1.20 ~ 1.50
CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.17 ~ 0.25
Silicon, Si (％): 0.30 ~ 0.60
Manganese, Mn (％): 0.40 ~ 0.80
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (%): 1.20 ~ 1.50
Nickel, Ni (%): ≤ 0.60
Molybdenum, Mo (%): 1.00 ~ 1.20
Vanadium, V (％): 0.25 ~ 0.35
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Molybdenum, Mo (%): 1.00 ~ 1.20
Vanadium, V (％): 0.25 ~ 0.35
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Mechanical property ≥| σb MPa: 690 ~ 830
Mechanical property ≥|σs MPa: 540
Mechanical property ≥|δ5 (%): 16.0
Mechanical property ≥ Akv /J: 55.0
Mechanical property ≥|σs MPa: 540
Mechanical property ≥|δ5 (%): 16.0
Mechanical property ≥ Akv /J: 55.0
Hardness after annealed HBW: 205 ~ 250
HOT WORKING & HEAT TREATMENT
Hot working temperature /℃: 1100~850
Heat treatment temperature/℃|annealing /℃: 650～740
Heat treatment temperature/℃|quenching /℃: 900～950 Oil or Air cooled
Heat treatment temperature/℃|tempering /℃: 680～740
HOT WORKING & HEAT TREATMENT
Hot working temperature /℃: 1100~850
Heat treatment temperature/℃|annealing /℃: 650～740
Heat treatment temperature/℃|quenching /℃: 900～950 Oil or Air cooled
Heat treatment temperature/℃|tempering /℃: 680～740
PRODUCT DESCRIPTION
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 - heat treatment / QT
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 - heat treatment / QT
TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners, Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft, Pressure vessel.
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners, Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft, Pressure vessel.
PRODUCT PROFILE & DIMENSIONS
Round bar / Wire rod (Diameter): 5.5mm to 550mm
Square bar / Flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 200mm X W60 ~ 1000mm X L1000 ~ 4000mm
Forging piece: stepped shafts, other different shapes based on OEM.
Round bar / Wire rod (Diameter): 5.5mm to 550mm
Square bar / Flat bar: 10mm to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 200mm X W60 ~ 1000mm X L1000 ~ 4000mm
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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