LWHT 316S31

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England B.S. LWHT316S31 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: LWHT316S31 / LWHT 316S31

Category	Grade	Standard	Region/Area	Standard Content
Metals	LWHT 316S31	BS 3605-2	England	Austenitic stainless steel pipes and tubes for pressure purposes. Specification for longitudinally welded tubes

Chemical composition(mass fraction)(wt.%) of the LWHT 316S31

Element	Min	Max	Similar
Si	-	1.0000	-
S	-	0.0300	-
P	-	0.0400	-
Ni	10.5000	13.5000	-
Mo	2.0000	2.5000	-
Mn	-	2.0000	-
Cr	16.5000	18.5000	-
C	-	0.0700	-

Mechanical Properties of steel grade LWHT 316S31

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)
561 (≥)	771 (≥)	23	23	43	Solution and Aging, Annealing, Ausaging, Q+T,etc	321

Physical Properties of steel grade LWHT 316S31

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
14	-	-			0.13	-
152	167	-	21.3	313		-
931	-	33	12.2			114	134

Heat Treatment of steel grade LWHT 316S31

Heat treated : 1823°C - 1264°C

Technological Curves of steel grade LWHT 316S31

No Curve

Cross Reference Table (Equivalent Grade) of LWHT 316S31

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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