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RATNA HT 65D1 (AWS A5.5 E9018D1)

Product Specification

A hydrogen controlled, iron powder electrode for welding high tensile structural steels with good toughness down to -50C. 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.
 
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