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A 988 S41026 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 988 S41026

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SAE A 988 S41026

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This page is mainly introduced the A 988 S41026 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 988 S41026,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service

Steel Garde:A 988 S41026
Type:Stainless Steels
Country:USA
Standard:SAE

Standard Number:

ITEM	Standard Number	Descriptions
1	A 988/A 988M (2011)	Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service

Metallographic Structure:Martensite
Application:Hot Isostatically-Pressed Stainless Steel Flanges, Fittings, Valves, and Parts for High Temperature Service

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 959 S41026	SAE	USA
S41026	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Mn		1.00
Si		1.00
P		0.02
S		0.02
Cr	11.50	13.50
Ni	1.00	2.00
Mo	0.40	0.60
Cu		0.50

Mechanical Properties

Tensile strength	517～597	σb/MPa
Yield Strength	641	σ 0.2 ≥/MPa
Elongation	85	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	654～711	-
HRC	30	-

Physical Properties

Thermal expansion	59-51	e-6/K
Thermal conductivity	01-29	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2359-3318	째C
Density	0096-2003	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)
A 988 S41026 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