1.4974 / AISI 661 / N-155
2016-09-14 10:47:32 Origin： Remark：0 Click：
Specifications 1.4974/AISI 661/N-155 Datasheet, AISI 661/N-155 Chemical, N-155 properties from Steelmaking,ESR melted, Blooming, hot forging, Hot rolling, Heat treatment, Straightening, Ultrasonic test, Cold working or Machined. All of these materials conform to Military standard, nuclear power. We also possess the advanced precision machining equipments for further processing.
TECHNICAL SPECIFICATION - 1.4974 & AISI 661 & N-155
OFFICIAL TEST CERTIFICATE - issued by TUV - SGS - BV
MATERIAL CATEGORY - Iron-base superalloy
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.08 ~ 0.16
Si (％): ≤ 1.00
Mn (％): 1.00 ~ 2.00
P (％) ≤: 0.040
S (％) ≤: 0.030
Cr (％): 20.0 ~ 22.5
Ni (％): 19.0 ~ 21.0
Mo (％): 2.50 ~ 3.50
Mn (％): 1.00 ~ 2.00
P (％) ≤: 0.040
S (％) ≤: 0.030
Cr (％): 20.0 ~ 22.5
Ni (％): 19.0 ~ 21.0
Mo (％): 2.50 ~ 3.50
Co (%): 18.5 ~ 21.5
W (%): 2.00 ~ 3.00
Nb (%): 0.75 ~ 1.25
N (%): 0.10 ~ 0.20
MECHANICAL PROPERTIES UNDER ROOM TEMPERATURE
Condition / Bar: Solution treated
Tensile strength, σb/≥ MPa: 690 ~ 930
Yield strength, σ0.2/≥ MPa: 345
Elonghation, δ ≥(％): 20.0
Reduction of area, ф ≥ (％): -
Hardness | HB: -
TYPICAL APPLICATIONS
Superalloy is widely used to produce the high temperature components for gas turbine in the field of aviation, naval vessels and industry, such as turbine blade, guide blade, turbine disc, high pressure compressor disc, combustor, and also production of energy conversion devices, such as aerospace craft, rocket motor, nuclear reactor, petrochemical equipments, coaly transforming and so on.
Heat treating fixture
Furnace muffle
Nuclear reactor
Furnace muffle
Nuclear reactor
Turbine engine parts - mechanical gears, gear shaft, main axis, blade
Gas turbine
Turbine blade
Fuel nozzle
Turbine blade
Fuel nozzle
SUPPLYING FORMS AND SHAPES
Round bar (Diameter): 5.5mm to 400mm
Square bar / Flat bar: 3mm to 500mm
Heavy/middle plate via hot rolled: T60 - 300mm X W50 - 800mm X L1000-2000mm
Sheet steel via cold rolled: T0.5 - 6mm X W10 - 500mm X L1000 - 2000mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
Square bar / Flat bar: 3mm to 500mm
Heavy/middle plate via hot rolled: T60 - 300mm X W50 - 800mm X L1000-2000mm
Sheet steel via cold rolled: T0.5 - 6mm X W10 - 500mm X L1000 - 2000mm
Steel strip via cold rolled: T0.1 - 3mm X W5 - 200mm X L (or in coil form)
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
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