Sandvik 19.12.3.Nb Welding wire

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Sandvik 19.12.3.Nb Welding wire
Categories:	Metal; Ferrous Metal; Alloy Steel
Material Notes:	Sandvik 19.12.3.NbSi is a filler material suitable for joining chromium nickel molybdenum steels, stabilized or non stabilized, e.g. ASTM 316Ti, 316 and 316L for service temperatures up to 400 C (750 F). Sandvik 19.12.3.NbSi is used for MIG/MAG, TIG and Plasma arc welding. Information provided by Sandvik
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Physical Properties	Original Value	Comments

Density	8.00 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Vickers	220
Tensile Strength, Ultimate	540 MPa @Temperature 400 °C
	610 MPa @Temperature 20.0 °C
Tensile Strength, Yield	390 MPa @Strain 0.2 %, Temperature 400 °C
	400 MPa @Strain 0.2 %, Temperature 20.0 °C
Elongation at Break	30 % @Temperature 400 °C
	36 % @Temperature 20.0 °C
Reduction of Area	59 %
Creep Strength	45.0 MPa @Temperature 20.0 °C
	155 MPa @Temperature 700 °C
Charpy Impact	60.0 J @Temperature -196 °C
	135 J @Temperature 20.0 °C

Thermal Properties	Original Value	Comments
CTE, linear	18.0 µm/m-°C @Temperature 20.0 - 400 °C
Thermal Conductivity	15.0 W/m-K @Temperature 20.0 °C
	15.0 W/m-K @Temperature 100 °C
	21.0 W/m-K @Temperature 300 °C
	23.0 W/m-K @Temperature 500 °C
Maximum Service Temperature, Air	400 °C

Component Elements Properties	Original Value	Comments
Carbon, C	0.030 %	All Weld Metal
	0.040 %	Nominal
	0.040 %	AIM
Chromium, Cr	18 %	All Weld Metal
	18.5 %	Nominal
	18.5 %	AIM
Cobalt, Co	<= 0.20 %	Nominal
	<= 0.20 %	AIM
Copper, Cu	<= 0.20 %	Nominal
	<= 0.20 %	AIM
Manganese, Mn	1.3 %	All Weld Metal
	1.5 %	Nominal
	1.5 %	AIM
Molybdenum, Mo	2.6 %	All Weld Metal
	2.6 %	Nominal
	2.6 %	AIM
Nickel, Ni	11 %	All Weld Metal
	11.5 %	Nominal
	11.5 %	AIM
Niobium, Nb (Columbium, Cb)	0.55 %	All Weld Metal
	>= 12 %	Nominal
	>= 12 %	AIM
Nitrogen, N	0.050 %	All Weld Metal
	<= 0.060 %	Nominal
	<= 0.060 %	AIM
Phosphorus, P	0.012 %	All Weld Metal
	<= 0.025 %	Nominal
	<= 0.025 %	AIM
Silicon, Si	0.40 %	All Weld Metal
	0.40 %	Nominal
	0.40 %	AIM
Sulfur, S	0.011 %	All Weld Metal
	<= 0.015 %	Nominal
	<= 0.015 %	AIM

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NSANDV5088 / 199652

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