1286 N

 

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AWS/ASME SFA-5.5        E 9018-D1-H4

 

Application / Properties: Electrode for producing crack-free and tough welded joints in low temperatures. Weld metal is of high metallurgical purity with a very low hydrogen content. Easy releasable slag and good bead profile.

 

Weld metal analysis in %(Typical values):

C	Mn	Si	Mo	Ni	S	P
0.07	1.7	0.45	0.35	0.50	<0.02	<0.02

 

Mechanical Properties of all-weld metal (Single values are typical values):

 

Heat treatment	Yield Strength (N/mm2)	Tensile Strength (N/mm2)	Elongation A4(%)	ISO-V Impact energy (j) +200C      -600C    -510C
-	>540	630-780	>22	>130         >50        >40
T	>540	630-760	>22	>130         >50        >40

 

T: tempred 1 h at 620°C, air cooling

 

Diffusible hydrogen content (DIN 8572): HD≤5 ml/100g

Amperage:
2.5Ǿ	3.25 Ǿ	4.0Ǿ	5.0Ǿ
65-90	90-130	140-180	190-230

 

Materials:

17MnMoV 64, 17MnMo4, StE 355 to StE 500

 

 

Rebaking : required at 300°C to 350°C for 2hrs.

 

Preheating, inter pass temperature and post weld heat treatment in accordance with base metal to be welded.