1.4981

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Germany DIN 1.4981 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 1.4981 / 1.4981

Category	Grade	Standard	Region/Area	Standard Content
Metals	1.4981	DIN EN 10216-5	Germany	Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes

Chemical composition(mass fraction)(wt.%) of the 1.4981

Element	Min	Max	Similar
Si	0.3000	0.6000	-
S	-	0.0150	-
P	-	0.0350	-
Ni	15.5000	17.5000	-
Nb	-	-	-
Mo	1.6000	2.0000	-
Mn	-	1.5000	-
Cr	15.5000	17.5000	-
C	0.0400	0.1000	-
Si	0.3000	0.6000	-
S	-	0.0150	-
P	-	0.0350	-
Ni	15.5000	17.5000	-
Nb	-	1.2000	-
Mo	1.6000	2.0000	-
Mn	-	1.5000	-
Cr	15.5000	17.5000	-
C	0.0400	0.1000	-
Si	0.3000	0.6000	-
S	-	0.0150	-
P	-	0.0350	-
Ni	15.5000	17.5000	-
Nb	-	1.2000	-
Mo	1.6000	2.0000	-
Mn	-	1.5000	-
Cr	15.5000	17.5000	-
C	0.0400	0.1000	-

Mechanical Properties of steel grade 1.4981

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)
723 (≥)	931 (≥)	23	34	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	442

Physical Properties of steel grade 1.4981

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
43	-	-			0.41	-
892	998	-	13.3	234		-
113	-	11	24.2			332	131

Heat Treatment of steel grade 1.4981

Heat treated : 1691°C - 1474°C

Technological Curves of steel grade 1.4981

No Curve

Cross Reference Table (Equivalent Grade) of 1.4981

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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