AMA 1072D

~ E 410Ni Mo-15 AWS/ASME SFA – 5.4 :
E 13 4 B20+ DIN 8556 :
E 13 4 B 42 EN 1600 :

Application/properties:

Basic electrode is suitable for welding of Cr-Ni martensitic stainless steels. In welding of plates with higher than 10 mm thickness, the maximum preheat temperature is 150°C. After welding, post weld heat treatment shall be applied.

Weld metal analysis in % (typical values):

C	Mn	Si	Cr	Ni	Mo
0.04	0.6	0.2	12.5	4.5	0.5

Mechanical Properties of all-weld metal:

(single values are typical values)

Heat Treatment	Tensile Strength ( N/mm ²)	Yield Strength ( N/mm ²)	Elongation A5 (%)	Impact energy(j) ISO - V 20°C+
T1	850	650	20	70
T2	850	650	20	70
N+T	850	650	20	70

T1: Tempered 8 hours, at 580°C, Furnace cooling.
T2: Tempered 5 hours, at 610°C, Air cooling.
N+T: Normalized 1 hour at 1020°C, Air cooling + Tempered 15 hours at 610°C, Furnace cooling.

Welding Parameters
Diameter (mm)	Length (mm)	Amperage (A)
2.5	250	60 – 80
3.25	300	85 – 120
4.0	350	110 – 160
5.0	450	150 – 190

Materials:

DIN EN tandard	1.4313 X5CrNi 13 4 G -X5CrNi 13 4; 1.4407 G-X5CrNiMo 13 4; 1.4413 X3CrNiMo 13 4; 1.4414 G-X4CrNiMo 134
Other Standard	ACI Gr.CA 6 NM, S41500

Rebaking:

required at 300°C to 350°C for 2 hours.

Coated electrodes for manual welding

AMA 1072D

Weld metal analysis in % (typical values):

Mechanical Properties of all-weld metal:

Materials:

Rebaking:

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