1.2550
2014-10-12 16:47:45 Origin： Remark：0 Click：
ISO 4597 - 2001 Material Specification of tool steel 1.2550 Round bar, Flat bar, Plate, and Ture ESR melted, Blooming, Hot forging / Hot rolling, Heat treatment
MATERIAL DATA SHEET - Grade 1.2550
MATERIAL CATEGORY - Cold work alloy tool steel
MATERIAL SPECIFICATIONS - EN ISO 4957: 2000, DIN 17350
MELTING PROCESS - EAF / AOD / + ESR
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
CHEMICAL COMPOSITION (mass weight - % )
MATERIAL SPECIFICATIONS - EN ISO 4957: 2000, DIN 17350
MELTING PROCESS - EAF / AOD / + ESR
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
CHEMICAL COMPOSITION (mass weight - % )
Carbon, C (％): 0.55 ~ 0.65
Silicon, Si (％): 0.70 ~ 1.00
Manganese, Mn (％): 0.15 ~ 0.50
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.90 ~ 1.20
Molybdeum, Mo (％): -
Vanadium, V (％): 0.10 ~ 0.20
Tungsten, W (％): 1.70 ~ 2.20
Silicon, Si (％): 0.70 ~ 1.00
Manganese, Mn (％): 0.15 ~ 0.50
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.90 ~ 1.20
Molybdeum, Mo (％): -
Vanadium, V (％): 0.10 ~ 0.20
Tungsten, W (％): 1.70 ~ 2.20
MECHANICAL PROPERTIES - HEAT TREATMENT AND HARDNESS
Hot working tenperature /℃: 1050～850
Annealing temperature /℃: 720～750
Hardness after annealing ≤HBW: 230
Annealing temperature /℃: 720～750
Hardness after annealing ≤HBW: 230
Quenching temperature /℃: 860～900
Cooling medium: oil
Common tempering temperature /℃: 180～300
Hardness after tempering at temperature HRC|100℃: 60
Hardness after tempering at temperature HRC|200℃: 58
Hardness after tempering at temperature HRC|300℃: 56
Hardness after tempering at temperature HRC|400℃: -
Cooling medium: oil
Common tempering temperature /℃: 180～300
Hardness after tempering at temperature HRC|100℃: 60
Hardness after tempering at temperature HRC|200℃: 58
Hardness after tempering at temperature HRC|300℃: 56
Hardness after tempering at temperature HRC|400℃: -
FORMS AND DIMENSIONS AVAILABLE
Round bar (Diameter): 5.5 to 420mm
Steel strip: THK0.15 ~ 2.50 X W5.0 ~ 300mm
Flat bar (Thickness X width): 10 ~ 350 X 15 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
Steel strip: THK0.15 ~ 2.50 X W5.0 ~ 300mm
Flat bar (Thickness X width): 10 ~ 350 X 15 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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