SPI 126

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#SPI #126

Description

SPI 126 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: SPI 126

Category	Type	Steel Grade
Steel Grades	High Alloy	SPI 126
		S-816
		S-816 (C)
		Sanicro 28
		SC-1
		SCF-19
		SCF 23 (Sea Fast)
		SEL
		SEL-15
		Silver Fox 100
		SPI 040

Chemical composition(mass fraction)(wt.%) of the SPI 126

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
1.8	1.6				24.5	1.5
Mo	Al	Cu	Nb	Ti	V	Fe
1						≤3
N	Co	Pb	B	Other
	...			W 13.5

Mechanical Properties of steel grade SPI 126

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
659 (≥)	957 (≥)	31	32	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	232

Physical Properties of steel grade SPI 126

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
24	-	-			0.33	-
793	834	-	34.3	213		-
563	-	44	22.2			333	443

Heat Treatment of steel grade SPI 126

Heat treated : 1719°C - 1311°C

Technological Curves of steel grade SPI 126

No Curve

Cross Reference Table (Equivalent Grade) of SPI 126

Grade	Standard	Country	Application
S31260	UNS	USA	Dual-phase steel
S31260	UNS	USA	Dual-phase steel
413126			The Czech republic Structural steel
13126			The Czech republic Structural steel
417126			The Czech republic Stainless steel
17 126			The Czech republic Stainless steel

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