Welding Electrode

ROYAL 312 (E 312-16 )

AWS A/ SFA 5.4 E 312- 16

Applications

Suitable for welding of Heavy machinery parts, earth moving equipments, automobile spring, trumnions of cement mill and other allied components, parts subject to corrosion and impact. Joining and surfacing of High Carbon, low and high alloy steel, tool steel, spring steel, manganese steel, case hardening steel, high speedsteel, cost steel etc 301, 302, 304, & 308 types.

Packing

Vaccum Pack

Welding Positions

1G 2F 3G 4G

Notes On Usage

1) Dry the electrodes at 350° C for 60 min. before use.
2) Keep the current as low as possible.
3) Remove rust, water, oil, paint etc. from groove.

Chemical Composition Of Weld Metal

C%Mn%Si%S%P%Cr%Ni%Mo%
0.15 Max0.50 – 2.501.00 Max0.030 Max0.040 Max28.0 – 32.08.0 – 10.500.75 Max

Mechanical Properties Of Weld Metal

U.T.S.(N/mm²)ELONGATION ( L = 4d ) %
66022

Packing and Welding Current

SIZE ( mm )KG PER PACKETKG PER CARTONLBS PER PACKETLBS PER CARTONIn AmpsCurrent (Amps)
2.50 X 3502104.4022.0550 – 70AC/DC (+)
3.20 x 3502104.4022.0570 – 100
4.00 x 3502104.4022.05100 – 130
5.00 x 3502104.4022.05130 – 160

Related Products

AWS : SFA 5.5, E 7018 B2L EN ISO 3580 A E CrMo 1 L B 32 H5
AWS: SFA 5.11, E NiCrFe-2 EN ISO 14172 AE Ni 6082

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