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Low Alloy Electrodes
Brand AWS Code Application
Mechanical Properties
UTS-N/mm2 E% °C/J
OK 48.08 A5.5: E 7018-G OK 48.08 is especially designed for the welding of low alloy steels such as steels containing up to 1% Nickel and also for structures to withstand low temperatures. 520 28% -51°C/125J
OK 73.08 A5.5: E 8018 G Designed for welding of weather proof steel, ship’s hull, ice - breaker and similar applications. 580 28% -50°C/50J
OK 74.46 A5.5: E7018-A 1 OK 74.46 is especially designed for the welding of 0.5% Mo and similar creep resistant steels. It is extensively used in high emperature pipelines, boiler tubes and plates where high creep resistance is a pre-requisite. 550 28%

300°C/390J 400°C/360J 500°C/340J

OK 76.18 A5.5: E 8018-B2 OK 76.18 is specially used to the welding of 1.25 Cr 0.5 Mo and similar creep resistant steels which fi nd extensive use in high temperature components of power plants, boilers, oil-refi neries, petrochemical plants etc.
Use for steels of the type ASTM A 182-F2, F11, F12;A387 -2, 12; A213-T2, T11, 12;A335-P2, P11, P12 and German steels 13 Cr Mo 4,15 Cr Mo 5 etc.
610 24%

100°C/ 480J 200°C/ 465J 300°C/ 450J 400°C/ 420J 500°C/ 360J

OK 76.18 M A5.5: E 7018-B2L OK 76.18 M is specially used to the welding of 1.25 Cr 0.5 Mo and similar creep resistant steels which fi nd extensive use in high temperature components of power plants, boilers, oil- refi neries, petrochemical plants, boil- ers etc. Steels of the type ASTM A 182-F2, F11 , F12, A387 -2, 11, 12, A213-T2, T11, T12, A335- P2, P11, P12 and German steels 13 Cr Mo 44, 15 Cr Mo 5 etc. 540 24%  
ESAB 8018 - B2 A 5.5 E 8018 - B2 - 574 22% -18°C/ 100J
OK 76.18G A5.5: E 8013-G OK 76.18G are suitable for low alloy steel boiler and piping applications that are operated at elevated temperatures of up to 550OC. OK 76.18G it can also used for fabrication of boiler heads and spares of similar composition that fi nd usage at petro-chemicals, refi neries, thermal power plants etc. 580 22%  
OK 76.28 A5.5: E 9018-B3 OK 76.28 fi nds extensive use in fabrication of low alloy steel boilers and piping operating at temperature upto 600°C in oil refi neries, hermal and chemical plants, preheater, super heaters, steam boilers and especially for hydro- crackers. Used for welding creep resistant steels of 2.25 Cr 1 Mo type similar to ASTM A335 Gr P22 or equivalent. 700 22% 400°C/ 480J 500°C/ 445J 550°C/ 415J 600°C/ 360J 500°C/ 360J
OK 76.28 M A5.5: E 9018-B3 OK 76.28 M fi nds extensive use in fabrication of low alloy steel boilers and piping operating at temperature upto 600°C in oil refi neries, thermal and chemical plants, preheater, super heaters, steam boilers and especially for hydro-crackers used for welding creep resistant steels of 2.25 Cr-1 Mo type similar to ASTM A 335 Gr P22 or equivalent. 490 23%  
ESAB KV4 A5.5: E 8018-B6 ESAB KV4 is designed for welding 5 Cr /0.5 Mo or equivalent steels used for elevated temperature service. It fi nds extensive use in the chemical and petrochemical industries, oil industries where it has to resist corrosion
and hydrogen attack at high temperatures. It is also used for welding parts of aircraft made out of SAE 4130 steels, heat treatable steels etc.
575 25%  
ESAB KV7 A5.5: E 8018-B8 ESAB KV7 is intended for welding of steels with similar composition. These steels are otten found in oil refi neries, chemical and petrochemical industries, power plants where it has to resist corrosion and hydrogen attack
at high temperatures.
600 22%  
ESAB KV 7 M A5.5: E 9018-B9   820 20% 250°C
OK 73.68 A5.5: E 8018-C1 OK 73.68 is widely used for welding structures in low alloy steels, which must have good resistance to brittle fracture at temperatures down to - 60°C. This particular alloy type is also noted for its good corrosion resistance to sea water and sulphuric acid fumes. 610 22% -60°C/40J
OK 73.68M A5.5: E 8016-C1 OK 73.68M is primarily designed for welding structures of low alloy steel applications including storage tanks, pressure vessels, containers and piping of liquifi ed gases
like propane, butane and ammonia. This particular alloy type is also noted for its good corrosion resistance to seawater and sulphuric acid fumes.
610 22% -60°C/40J
ESAB 8016 C2 A5.5: E 8016-C2 For welding 3 - 3.75% Ni steels like LPG / Ethane tankage, chemical tanks, etc. Also used for fabrication of components used in low temperature service, refi nery, pressure vessels, valves, etc. 600 26% -80°C/ 60J
-101°C/ 50J
OK 74.78 A 5.5: E 9018-D1 The good notch toughness makes OK 74.78 suitable for enclosed joint welding of rail and for cladding on rail especially when a hardness of about 250 HV is desired. OK 74.78 are therefore highly suitable for welding of ‘CONCOR’ wagon type applications of the Indian Railways. OK 74.78 are also suitable for following high tensile steels: DOMEX 400 TE, 450 & 480, FAMA 35, OX 540E, OX 542E, OX 602, OX 702, OX 802, and VSS-T1 steels and similar steel compositions. 640 22% -50°C/40J
OK 74.86 A 5.5 : E10018 - D2   690 16% -51°C/30J
ESAB 8018 - D3 A5.5: E 8018-D3   500 26% -51°C/40J
ESAB 98 A5.5: E 9018-M ESAB 98 fi nds extensive use in pressure vessels, piping, penstock, earth moving equipment, machinery parts, automobile parts, chemical plants where low alloy Ni-Cr Mo steels are used. Suitable for N-A-XTRA 55 and
N-A XTRA 60 steels.
690 26% -51°C/47J
ESAB 98 G A5.5: E 9018G ESAB 98 G fi nds extensive use in pressure vessels and pressure part welding, chemical plants where low alloy Ni, Cr, Mo steels is used. Other applications are piping, penstock, automobile parts, earth moving equipment etc. 650 26% -51°C/50J
ESAB 118 A5.5: E 11018-M ESAB 118 is widely used for welding of low alloy high strength structural steels including quenched and tempered steels such as USS T1 , heat treated fine grained steels like N-A-XTRA 70, HY80 and ASTM A517 grade F generally used for penstock, earth moving
equipment and other heavy steel fabrications.
810 22% -51°C/65J
ESAB 120 A5.5: E 12018-M Used for steels with a yield point of upto 740 N/mm2. The electrode is intended for welding low alloy high strength structural steel including quenched and tempered steels such as HY 80, N-A-XTRA70, USS T1 grades etc. Used for components of penstock, earth moving equipment and other steel fabrications made of high tensile steels. 860 22% -51°C/60J
ESAB 130 A5.5: E 13018-G Recommended for welding very high strength steels like XABO-90, penstocks, earthmoving equipment, casting repair, etc. 970 18% -27°C/ 90J -0°C/ 60J
FERROWELD W A5.5: E 7018-W1 ESAB Ferroweld W is designed for the welding of high tensile steels, Steels of Similar composition having greater resistance to atmospheric corrosion as compared to normal steels. ESAB Ferroweld W is specially recommended for weathering steels like CORTEN A & B and their equivalents. 550 28% -20°C/ 45J
ESAB FERROWELD W2 A5.5: E 8018-W2 ESAB Ferroweld W2 is designed for the welding of high tensile steels, Steels of Similar composition having greater resistance to atmospheric corrosion as compared to normal steels. ESAB Ferroweld W2 is specially recommended for weathering steels like
CORTEN A & B and their equivalents.
610 28% -20°C/ 45J
 
 
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