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STAINLESS STEEL ELECTRODE
RASI 312-16
VERSATILE, HIGH STRENGTH |
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CLASSIFICATIONS
AWS /SFA 5.4 E 312-16
IS : 5206 E-29.9R26 |
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CHARACTERSTICS
RASI 312-16 is a Medium coated rutile type all position electrode giving the
Weld Metal 30% chrome & 10% Nickel which has excellect Oxidation resistance
and Radio graphic quality. |
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APPLICANTIONS
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RASI 312-16 is ideally suited for the high strength joints subject to
service under wear, Impact, Heat and Corrosion. Some of the typical
applications are |
 Dissimilar
Joints between Stainless Steel & High Carbon Steels |
|
Difficult
to weld steel eg. High carbon Hardenable tools, Die, and Spring Steel
13% Mn
Steel and high Temperature Steels |
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CHEMICAL COMPOSITION OF ALL WELD METAL
| ELEMENT |
C |
Mn |
Si |
Cr |
Ni |
Mo |
S |
P |
| PERCENTAGE |
0.15 max |
0.5-2.5 |
0.3-0.9 |
28-32 |
8-11 |
0.8 max |
0.03 |
0.03 |
|
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MECHANICAL PROPERTIES OF ALL WELD METAL
| UTS (N/mm2) |
Elongation
% |
| 680-720 |
22-25 |
Note: Single Values shown above
are maximum |
WELDING CURRENT AND PACKING DATA : AC 70
V
/ DC (+)
| Dia (mm) |
2.5 x 300 |
3.15 x 350 |
4 x 350 |
5 x 350 |
| Current (A) |
60-90 |
75-100 |
100-140 |
150-175 |
| Kg / Pkt |
2 kg |
2 kg |
2 kg |
2 kg |
| Pkts / Boxs |
5 |
5 |
5 |
5 |
|
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SUGGESTED WELDING PROCEDURE
Re-dry the Electrode at 125oC for 1Hr,
use short arc during welding, keep the electrode in dry conditions, do not
keep excessive current and remove the slag with SS wire brush. |
Conventional
