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

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UNS N07750

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This page is mainly introduced the N07750 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of N07750,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
N07750, High-temperature resisting material

Steel Garde:N07750
Type:Superalloys
Country:USA
Standard:UNS
Application:Ni-Cr Alloy Precipitation Hardenable

Cross Reference Table(Equivalent Materials):

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

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
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	255～654	σb/MPa
Yield Strength	437	σ 0.2 ≥/MPa
Elongation	24	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	265～365	-
HRC	30	-

Physical Properties

Thermal expansion	55-91	e-6/K
Thermal conductivity	78-78	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6647-0743	째C
Density	4146-0742	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)
N07750 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