RATNA HT 65D1 (AWS A5.5 E9018D1)

A hydrogen controlled, iron powder electrode for welding high tensile structural steels with good toughness down to -50ºC. It gives smooth arc, low spatter, easy slag detachability, medium penetration and welded joints are of radiographic quality.

CLASSIFICATION : AWS/SFA-5.5: E 9018D1

IS-1395: E 63 BD126

APPROVAL :

CHARACTERISTICS : A hydrogen controlled, iron powder electrode for welding high tensile structural steels with good toughness down to -50ºC. It gives smooth arc, low spatter, easy slag detachability, medium penetration and welded joints are of radiographic quality.

APPLICATION :

1) suitable for Welding HSLA steels.

2) suitable for welding of “CONCOR” wagon type application of the Indian Railways.

3) Suitable for welding penstocks, Tanks, Pressure Vessels and Bridges

4) Suitable for welding of high strength low alloy steels, Grain refined steels.

5) Quenched and tempered steels.

RE-DRY CONDITION : Re-Dry the electrode at 250°C for 1 hrs before use

DIFFUSIOBLE HYDROGEN : 5ml/ 100 grams Weld Metal.

ALL WELD CHEMICAL COMPOSITION %

C	Mn	Si	Ni	Mo	S
0.12 max.	1.0-1.75	0.80 max.	0.90 Max	0.25-0.45	0.030 Max.
P
0.030Max

ALL WELD MECHANICAL PROPERTIES ( After SR, at 620ºC±15 ºC for one hour )

YS (N/mm²)	UTS (N/mm²)	EL % (l=4d)	CHARPY “V” NOTCH IMPACT AT
560-640	640-720	20-26	-500C : 30-80 J

DIMENSION, CURRENT CONDITION & PACKING DATA

Size(mm) (DXL)	Size(inch) (DXL)	Current Condition (DC+/AC 70V)	No. of Pcs./pkt.	No. of Pcs./Case
2.50/ 2.40X350	3/ 32”X 14”	80-100	165	660
3.15/ 3.20X450	1/ 8”X14”/18”	110-140	110	440
4.00 X 450	5/ 32” X 18”	150-190	75	300
5.00 X 450	3/ 16” X 18”	190-250	55	220

Customer packing on request.