SB-637 N07750 Type 1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB-637 N07750 Type 1

ASME SB-637 N07750 Type 1

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This page is mainly introduced the SB-637 N07750 Type 1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SB-637 N07750 Type 1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
SB-637 N07750 Type 1, Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
  • Steel Garde:SB-637 N07750 Type 1
  • Type:Superalloys
  • Country:USA
  • Standard:ASME
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SB-637 Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service
  • Application:Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service

Cross Reference Table(Equivalent Materials):

Material Standard Country
2.4669 DIN Germany
NiCr15Fe7TiAl DIN Germany
N07750 UNS USA
B 637 N07750 Type 1 ASTM USA
B 637 N07750 Type 2 ASTM USA
Inconel X750 SAE USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Mn   1.0
Si   0.5
S   0.01
P   0.015
Cu   0.5
Fe 5.0  9.0
Co   1.0
Nb 0.70  1.20
Cr 14.0  17.0
Ni 70 
Al 0.40  1.00
Ti 2.25  2.75

Mechanical Properties

Tensile strength 990~782 σb/MPa
Yield Strength 945 σ 0.2 ≥/MPa
Elongation 88 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 360~162 -
HRC 30 -

Physical Properties

Thermal expansion 87-09 e-6/K
Thermal conductivity 76-82 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 0128-4102 째C
Density 8002-3341 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
SB-637 N07750 Type 1 Superalloys Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download