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RATNA HT (AWS A5.5 E9018G)

Product Specification

Basic type, medium heavy coated, Hydrogen controlled iron powder type Electrode.

CLASSIFICATION          :  AWS/SFA-5.5: E 9018 G
                                            IS-1395: E 63 BG 129Fe

CHARACTERISTICS      : A basic type, medium heavy coated, hydrogen controlled, iron powder electrode for welding high tensile structural steel, heavy section, restrained joints in high tensile steels. It gives smooth arc, low spatter, easy slag detachability, medium penetration and welded joints are of radiographic quality.

APPLICATION             :
1) Suitable for welding high tensile steels.
2) Oil refinery components, structural fabrication.
3) Equipment such as penstocks to be subjected to -50°C.
4) Boiler fabrication, heavy earthmoving machinery, fabrication.
5) Power house construction and for welding Q & T steels/ HSLA steels.

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


ALL WELD CHEMICAL COMPOSITION %
       
C Mn Si Ni Mo S&P
0.10 max. 1.20-1.80 0.50 max 0.80-1.50 0.60 Max 0.025 Max.
 

ALL WELD MECHANICAL PROPERTIES :
       
YS
(N/mm²)
UTS
(N/mm²)
EL %
(l=4d)
CHARPY “V” NOTCH
IMPACT AT
530-630 620-700 17-24 -50°C : 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/ 2.40 X 350 3/ 32” X 14” 70-100 170 640
3.15/ 3.20 X 450 1/ 8” X 14”/ 18” 100-130 110 440
4.00 X 450 5/ 32” X 18” 150-180 72 288
5.00 X 450 3/ 16” X 18” 190-230 50 200
Customer packing on request.
 
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