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B 674 N08925 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 674 N08925

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SAE B 674 N08925

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This page is mainly introduced the B 674 N08925 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of B 674 N08925,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube

Steel Garde:B 674 N08925
Type:Stainless Steels
Country:USA
Standard:SAE
Standard Number:

ITEM Standard Number Descriptions

1 B 674 (2005) Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube
Metallographic Structure:Austenite
Application:Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube

ITEM	Standard Number	Descriptions
1	B 674 (2005)	Standard Specification for UNS N08925, UNS N08354, and UNS N08926 Welded Tube

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 213 N08925	SAE	USA
A 240 N08925	SAE	USA
A 276 N08925	SAE	USA
A 312 N08925	SAE	USA
A 479 N08925	SAE	USA
B 625 N08925	SAE	USA
B 649 N08925	SAE	USA
B 673 N08925	SAE	USA
B 677 N08925	SAE	USA
N08925	AISI	USA
SB-625 N08925	AMS	USA
SB-649 N08925	AMS	USA
SB-673 N08925	AMS	USA
SB-674 N08925	AMS	USA
SB-677 N08925	AMS	USA
Cronifer 40 B	DIN	Germany

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.02
Mn		1.00
Si		0.50
P		0.045
S		0.03
Cr	24.00	26.00
Ni	19.00	21.00
Mo	6.00	7.00
Cu	0.80	1.50
N	0.10	0.20

Mechanical Properties

Tensile strength	156～911	σb/MPa
Yield Strength	669	σ 0.2 ≥/MPa
Elongation	87	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	621～484	-
HRC	30	-

Physical Properties

Thermal expansion	37-39	e-6/K
Thermal conductivity	60-84	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5081-4496	째C
Density	4301-7701	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)
B 674 N08925 Stainless Steels	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