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STS436LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS436LTB

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KS STS436LTB

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This page is mainly introduced the STS436LTB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STS436LTB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel for boiler and heat exchanger tubes

Steel Garde:STS436LTB
Type:Stainless Steels
Country:Korea
Standard:KS
Standard Number:

ITEM Standard Number Descriptions

1 D 3577 (2007) Stainless steel for boiler and heat exchanger tubes
Metallographic Structure:Ferrite
Application:Stainless steel for boiler and heat exchanger tubes

ITEM	Standard Number	Descriptions
1	D 3577 (2007)	Stainless steel for boiler and heat exchanger tubes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
STS436L	KS	Korea
STS436LTP	KS	Korea

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.025
Si		1.00
Mn		1.00
P		0.040
S		0.030
Cr	16.00	19.00
Ni		0.60
Mo	0.75	1.50
N		0.025
Ti,Nb,Zr	8×(C％+N％)	0.80

Mechanical Properties

Tensile strength	873～215	σb/MPa
Yield Strength	730	σ 0.2 ≥/MPa
Elongation	99	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	703～177	-
HRC	30	-

Physical Properties

Thermal expansion	28-78	e-6/K
Thermal conductivity	58-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9388-5540	째C
Density	4050-3536	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)
STS436LTB 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