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17-7PH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 17-7PH

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UNS 17-7PH

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This page is mainly introduced the 17-7PH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 17-7PH,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel, Corrosion-Resistant, Sheet, Strip, and Plate 17Cr - 7.1Ni - 1.1Al Solution Heat Treated, Precipitation Hardenable

Steel Garde:17-7PH
Type:Stainless Steels
Country:USA
Standard:UNS

Standard Number:

ITEM	Standard Number	Descriptions
1	SAE AMS 5528H (2007)	Steel, Corrosion-Resistant, Sheet, Strip, and Plate 17Cr - 7.1Ni - 1.1Al Solution Heat Treated, Precipitation Hardenable
2	SAE AMS 5529J (2012)	Steel, Corrosion Resistant, Sheet and Strip 17Cr - 7.1Ni - 1.1Al Solution Heat Treated and Cold Rolled, Precipitation Hardenable 0.0015 to 0.050 Inch (0.038 to 1.27 mm) Nominal Thickness
3	SAE AMS 5568G (2011)	Steel, Corrosion and Heat Resistant, Welded Tubing 17Cr - 7.1Ni - 1.1Al Solution Heat Treated, Precipitation-Hardenable
4	SAE AMS 5644D (1964)	Steel Bars and Forgings, Corrosion Heat Resistant 17Cr - 7Ni - 1Al
5	SAE AMS 5678F (2007)	Steel, Corrosion Resistant, Wire 17Cr - 7.1Ni - 1.1Al Cold Drawn, Precipitation-Hardenable
6	SAE J 217 (1994)	Stainless steel 17-7 PH spring wire and springs
7	SAE J 467 (1968)	Special Purpose Alloys ("Superalloys")

Metallographic Structure:Precipitation-Hardening
Application:Steel, Corrosion-Resistant, Sheet, Strip, and Plate 17Cr - 7.1Ni - 1.1Al Solution Heat Treated, Precipitation Hardenable

Relevant products:

17-7PH / 631 COIL Strip Sheet

17-7PH(631,UNS S1...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
0Cr17Ni7Al	GB	China
0Cr17Ni7Al	GB	China
A 313 S17700	SAE	USA
A 564 S17700	SAE	USA
A 693 S17700	SAE	USA
A 705 S17700	SAE	USA
S17700	AISI	USA
SA-564 S17700	AMS	USA
SA-693 S17700	AMS	USA
SA-705 S17700	AMS	USA
17-7PH	ASTM	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.09
Si		1.00
Mn		1.00
P		0.040
S		0.040
Ni	6.50	7.75
Cr	16.00	18.00
Al	0.75	1.50

Mechanical Properties

Tensile strength	241～586	σb/MPa
Yield Strength	700	σ 0.2 ≥/MPa
Elongation	53	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	087～720	-
HRC	30	-

Physical Properties

Thermal expansion	97-68	e-6/K
Thermal conductivity	34-35	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0349-8656	째C
Density	9328-1268	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)
17-7PH 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