20MnCrMo4-2 / B27
2016-01-04 11:07:25 Origin： Remark：0 Click：
Description 20MnCrMo4-2 datasheet, 20MnCrMo4-2 Chemical, 20MnCrMo4-2 properties from Steelmaking, ESR melted, Blooming, Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test, Cold working or rough turned machining. Technical specification - ISO 683/17. We also possess the advanced precision machining equipments for catering for your different special requirements.
TECHNICAL SPECIFICATIONS - 20MnCrMo4-2 & B27
Official Test Certificate Report: issued by TUV - SGS - BV
MATERIAL TYPE: Case hardening bearing steel
MATERIAL STANDARDS: ISO 683/17
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.17 ~ 0.23
Si (％): ≤ 0.40
Mn (％): 0.65 ~ 1.10
P (％)≤: 0.025
S (％)≤: 0.015
Cr (%): 0.40 ~ 0.75
MATERIAL STANDARDS: ISO 683/17
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.17 ~ 0.23
Si (％): ≤ 0.40
Mn (％): 0.65 ~ 1.10
P (％)≤: 0.025
S (％)≤: 0.015
Cr (%): 0.40 ~ 0.75
Mo (%): 0.10 ~ 0.20
Ni (%): -
Other (%): Cu ≤0.30, Al ≤0.050
MECHANICAL PROPERTIES UNDER ROOM TEMP.
MECHANICAL PROPERTIES UNDER ROOM TEMP.
Condition: + A = annealing
Hardness /≤HBW: 207
Hardness /≤HBW: 207
Condition: + AC = Spheroidizing annealing
Hardness /≤HBW: 170
Hardness /≤HBW: 170
PRODUCT DESCRIPTION
The alloy is usually produced by BEF / EAF /followed by electroslag refining (ESR) if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.
PRODUCT PROFILE
Round bar / Wire rod (Diameter): 5.5mm to 800mm
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: T60 - 400mm X W60 - 1200mm X L1000 - 5000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
The alloy is usually produced by BEF / EAF /followed by electroslag refining (ESR) if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.
PRODUCT PROFILE
Round bar / Wire rod (Diameter): 5.5mm to 800mm
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: T60 - 400mm X W60 - 1200mm X L1000 - 5000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /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 engineer, Email: sales@ccsteels.com.
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