Welding Electrode

ROYAL THERM SPL H4R (E 7018-1 H4 R)

E 7018-1 H4 R

AWS : SFA 5.1, E 7018-1 H4 R EN ISO 2560 A E 46 3 B 32 H5

Applications

All maintenance application including welding of all types of Carbon-manganese steel, high tensile steel, heavy structure, plant and equipments subject to static or dynamic loading. Can be used as a buffer layer before hardfacing.

Packing

Vaccum packing

Welding Positions

1G 2F 3G 4G

Notes On Usage

1) Dry the electrode a 300-350 °C for 60 Min- before use .
2) Keep the arc as short as possible.
3) Use wind screen against strong wind.

Chemical Composition Of Weld Metal

C% Mn% Si% S% P% Cr% Ni% Mo%
0.15 Max 1.60 Max 0.75 Max 0.035 Max 0.035 Max 0.20 Max 0.30 Max 0.30 Max

Mechanical Properties Of Weld Metal

U.T.S.(N/mm²) Y.S.(N/mm²) ELONGATION( L = 4d ) % IMPACT (CVN) AT – 30° C ( J ) Hydrogen content in 100grm weld metal
490 Min 400 Min 22 % Min 27 Joules Min 4 ml Max

Packing and Welding Current

SIZE ( mm ) KG PER PACKET KG PER CARTON Current (Amps) In Amps
2.50 x 350 2 10 AC/DC (+) 70-90
3.15 x 350 2 10 100-130
4.00 x 350 2 10 140-190
5.00 x 350 2 10 190-240

Related Products

AWS : SFA 5.5, E 7018 C3L EN ISO 2560 A E 42 5 1Ni B 32 H5
AWS : SFA 5.5, E 7015 B2L EN ISO 3580 A E CrMo 1 L B 32 H5
AWS A/SFA 5.15, Est. EN ISO 1071 A EC Fe 1 3
AWS: SFA 5.11, E NiCrMo-6 EN ISO 14172 A E Ni 6620

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