25CrMo4E
2015-12-16 15:53:42 Origin： Remark：0 Click：
25CrMo4E ESR quaiity alloy, it is a a high tension, good toughness quenched and tempered steel, available in form of round bar, flat bar, plate, sheet and forging pieces. Material technical specification - ISO 4954/93.
Official Test Certificate: issued by TUV - SGS - BV
TECHNICAL SPECIFICATION DATASHEET - Grade 25CrMo4E
MATERIAL TYPE: Cold heading & cold extruding
CATEGORY: Quenched and tempered steel
MATERIAL STANDARDS: ISO 4954-93
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.22 ~ 0.29
Si (％): ≤ 0.40
Mn (％): 0.60 ~ 0.90
P (％)≤: 0.035
S (％)≤: 0.035
Cr (%): 0.90 ~ 1.20
MATERIAL STANDARDS: ISO 4954-93
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.22 ~ 0.29
Si (％): ≤ 0.40
Mn (％): 0.60 ~ 0.90
P (％)≤: 0.035
S (％)≤: 0.035
Cr (%): 0.90 ~ 1.20
Mo (%): 0.15 ~ 0.30
HEAT TREATMENT PRACTICE
Normalizing temperature /℃: -
Quenching temperature /℃: 840~880 water or oil cooled
Tempering temperature /℃: 540~680
MECHANICAL PROPERTIES
Diameter ≤ /size mm: 16
Mechanical property ≥|σs/MPa: 700
Mechanical property ≥|σb/MPa: 900~1100
Mechanical property ≥|δ5(%): 12.0
Mechanical property ≥|AkU /J: 20
Mechanical property ≥|δ5(%): 12.0
Mechanical property ≥|AkU /J: 20
Diameter = /size mm: 16 ~ 40
Mechanical property ≥|σs/MPa: 600
Mechanical property ≥|σb/MPa: 800~950
Mechanical property ≥|δ5(%): 14.0
Mechanical property ≥|AkU /J: 35
Mechanical property ≥|δ5(%): 14.0
Mechanical property ≥|AkU /J: 35
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, seamless pipe
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, seamless pipe
PRODUCT PROFILE
Round bar / Wire rod (Diameter): 2.0mm to 550mm
Square bar / Flat bar: 10 to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts / other different shapes based on OEM.
Round bar / Wire rod (Diameter): 2.0mm to 550mm
Square bar / Flat bar: 10 to 800mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T6 - 200mm X W1000- 2500mm X L1000-12000mm
Forging piece: stepped shafts / other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
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