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Welding Electrode Grades Steel Wire Rod

These specifications are described for wire rods as per JIS G 3503 and used for core wire of covered electrode,  mild steel electrodes for arc welding of structural steels and AWS standards used Copper coated CO2 welding wire (MIG).

Product range

: 5.5, 6.0,  6.4, 7, 8, 9, 9.5 mm (or any other agreed diameter) & tolerance ± 0.30 mm of diameter

Controlled cooling

: Retarded / Stelmor type of cooling

Coil weight

: 1550 - 1950 kg approximately

Coil dimensions

: ID : 850 mm; OD : 1250 mm

 

Company Standard as per JIS G 3503

Grade

% C

% Mn

% P

% S

% Si

% Cu

Mechanical

Typical End Use

 

max.

max.

max.

max.

max.

Properties

SWRY 11

0.09

0.35/0.65

0.020

0.023

0.03

0.20

UTS-430 N/mm2 max.

Stick electrodes

%EL = 30 min.

  

CO2 Gas Welding Rod for MIG & TIG Wire (ASME / AWS A5.18)

Grade

% C

% Mn

% P

% S

% Si

% Cu

Tensile Strength

Elongation

max.

max.

max.

N/mm2 or Mpa

Min %

ER70S-4

0.06/0.15

1.00/1.50

0.025

0.035

0.65/0.85

0.20

480 min.

22

ER70S-6

0.06/0.15

1.40/1.85

0.025

0.035

0.80/1.10

0.20

480 min.

22

EM 12K

0.05/0.15

0.80/1.25

0.030

0.030

0.10/0.35

0.20

415 min.

22

EM 12

0.06/0.15

0.80/1.25

0.030

0.030

0.10 max.

0.20

415 min.

22