Grades | Superalloys | B 637 N07750 Type 2

ASTM B 637 N07750 Type 2

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B 637 N07750 Type 2 Application:Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service

Chemical composition(mass fraction)(wt.%) of the B 637 N07750 Type 2
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 of grade B 637 N07750 Type 2

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
443 (≥) 585 (≥) 42 13 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical properties of grade B 637 N07750 Type 2

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
464 (≥) 553 (≥) 33 34 21 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
- - -
299 692 544 - - -

B 637 N07750 Type 2 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED