1.2661
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Description 1.2661 Suppliers, Inventory 1.2661 Round bars, Ex-stock 1.2661 Flat bar Forgings Specifications - ISO 4597 Properties from Steel melting, ESR melted, Blooming, Hot forging / Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test, Cold working or rough turned machining. Technical specifications - ISO 4597 - 2001. We also possess the advanced precision machining equipments for catering for your different special requirements.
RAW MATERIAL SPECIFICATIONS - Grade 1.2661
MATERIAL SPECIFICATIONS - EN ISO 4957: 2000, DIN 17350 or by agreement
MELTING PROCESS - EAF + VD + LF / BEF + ESR
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
CHEMICAL COMPOSITION (Mass Weight - %)
C (％): 0.35 ~ 0.45
Si (％): 0.15 ~ 0.50
Mn (％): 0.20 ~ 0.50
P (％)≤: 0.030
S (％)≤: 0.020
Cr (％): 4.00~ 4.70
Co (％): 4.00 ~ 4.70
C (％): 0.35 ~ 0.45
Si (％): 0.15 ~ 0.50
Mn (％): 0.20 ~ 0.50
P (％)≤: 0.030
S (％)≤: 0.020
Cr (％): 4.00~ 4.70
Co (％): 4.00 ~ 4.70
Mo (%): 0.30 ~ 0.50
V (%): 1.70 ~ 2.10W (%): 3.80 ~ 4.50
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT CYCLE
Hot working tenperature /℃: 1150 ~ 900
Annealing temperature /℃: 870 ~ 900
Hardness after annealing ≤HBW: 255
Quenching temperature /℃: 1200 ~ 1270
Cooling medium: oil
Common tempering temperature /℃: 650 ~ 810 (hardness, HRC 47 ~ 30)
Hardening value after tempering at temperature /MPa | 100℃: -
Hardening value after tempering at temperature /MPa | 200℃: -
Hardening value after tempering at temperature /MPa | 300℃: -
Hardening value after tempering at temperature /MPa | 400℃: -
AVAILABLE SHAPES
Round bar / flat bar / hollow bar / plate / forgings
Bright - peeled + polishing, centerless grinding
Forged - ring, tube, pipe casing, discs, shaft
SHAPES AND DIMENSIONS AVAILABLE
Round bar (Diameter): 5.5 to 400mm
Steel strip: THK0.15 ~ 2.50 X W5.0 ~ 200mm
Flat bar (Thickness X width): 10 ~ 350 X 15 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
TYPICAL APPLICATIONS
Cutting tools.
Mechanical parts.
Air hammer tools.
Piercing tools.
TECHNICAL SALES ASSISTANCE & SERVICE
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
CNC saw cutting.
Marking by stamping or printing.
Third party inspection service.
Export packing / Export documents.
Transport by Track, Sea, Courier (FedEx, UPS, DHL) and Air Cargo.
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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