E 9018–D1–H4 E 9018–G–H4
1285n ama 1285n

Welding electrode for fine-grained structural steels

AMA 1285N

AWS/ASME SFA-5.5: E 9018–D1–H4 E 9018–G–H4
DIN 8529 : E Y 5554 MnMo B H5
EN 499 : E 55 3 MnMo B 4 2 H5
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Application/properties:

Basic electrode for producing crack-free and tough welded joints in low temperatures. Weld metal is of high metallurgical purity with very low hydrogen content. Easy releasable slag and good bead profile.

Weld metal analysis in % (typical values):

C Mn Si Mo S P
0.07 1.7 0.45 0.4 <0.02 <0.02

Mechanical Properties of all-weld metal:

(single values are typical values)

Tensile Strength
( N/mm 2 ) 		Yield Strength
( N/mm 2 ) 		Elongation
A4 (%) 		Impact energy (J)
ISO - V
20°C       0°C+ 		Heat treatment
620 - 780 >540 >20 > 120       >40 -
620 - 760 >540 >20 >120       >40 T

T: Tempered 1 hour at 620°C, air cooling

Welding Parameters
Diameter (mm) Length (mm) Amperage (A)
2.5 350 65 – 90
3.25 450 90 – 130
4.0 450 140 – 180
5.0 450 190 – 230

Materials:

DIN Standard St 50-2 to St 70-2; 15Mo3; 19Mn5; StE 380 to StE 500; WStE 420 to WStE 500; ;
EN Standard E295 to E360; 16Mo3; P310GH; 17 MnMoV6-4, 15NiCuMoNb5S, 380N to S500N; P380NH to S460NH.
ASTM Standard A255 Gr. C; A302 Gr. A-D; A514; A517 Gr. A, B, C, E, F, H, J, K, M, P.

Rebaking:

Required at 300°C to 350°C for 2 hours
Preheating, inter pass temperature and post weld heat treatment in accordance with base metal to be welded.