Atom Arc 7018 was introduced in the United States in 1952 and continues to set the standard by which all other covered electrodes are judged. This low hydrogen, moisture resistant electrode is known throughout the world for its superior welding performance, tough mechanical properties, crack resistance, high operator appeal and consistent quality.
Atom Arc 7018-AC is an all-position low hydrogen electrode specifically designed to have optimum arc characteristics when used with AC power sources. It offers easy arc starting, smooth arc and low spatter.
Atom Arc 7018-SR is an E7018 all-position low hydrogen electrode designed to maintain 70 ksi (483 MPa) when used in stress relieving applications.
Atom Arc 7018-1 is an all-position low hydrogen iron powder electrode that displays exceptional impacts at low temperatures in both the as-welded and stress-relieved conditions. Smooth metal transfer keeps spatter to a minimum, and the complete slag coverage is designed for easy removal.
Atom Arc 7018-M is an E7018M all-position low hydrogen electrode specially formulated to meet the more stringent requirements of Military Specification MIL-E-0022200/10.
Atom Arc 7018-Mo is an all-position low hydrogen electrode recommended for welding low-alloy, high tensile steels and 0.5% Mo steels. This rod is ideal for fabrication and erection of boilers pressure piping and tubing and other pressure vessel applications.
Atom Arc 7018-B2L is an all-position low hydrogen electrode with an extra low carbon analysis and a 1% Cr - 0.5% Mo weld metal analysis for reduced cracking. These are excellent for power piping, boiler work, castings and forgings.
Atom Arc 8018-CM is an all-position low hydrogen electrode used for welding steels such as 0.5% Cr - 0.5% Mo, 1% Cr -0.5% Mo, and 1% Cr - 0.5% Mo. Primarily used in power piping and boiler work for the fabrication of plates, pipes, tubes, castings and forging.
Atom Arc 8018-B3L is an all-position low hydrogen electrode designed for welding the nominal 2% Cr - 1% Mo steels. The low carbon analysis of the weld metal contributes to its crack resistance, and the careful blend of Cr/Mo provide the properties needed for weldments subjected to elevated temperature service.
Atom Arc 8018-B6 B6 is designed to weld 5% Cr -0.5% Mo creep resisting steels such as ASTM A387 Grade 5, A213-T5 and A335-P5. These steels are normally used in pressure vessels and piping for high temperature service.
Atom Arc 8018-B6L deposits a low carbon 5% Cr - 0.5% Mo weld metal. This electrode is excellent for the petrochemical and petroleum industries where resistance to hydrogen attack is required.
Atom Arc 8018-B8 is designed to weld 9% Cr - 1% Mo creep resisting steels such as ASTM A213-T9 and A335-P9. These steels are used in pressure vessels and piping for high temperature service.
Atom Arc 9015-B9 is designed to weld the modified 9% Cr - 1% Mo steels known by the designations T91, P91 or Grade 91.
Atom Arc 9018-CM is an all-position low hydrogen electrode designed for welding 2.5% Cr - 1% Mo steels commonly used in pressure vessels, heat exchangers and related components.
Atom Arc 9018-B9 is designed to weld the modified 9% Cr - 1% Mo steels known by the designations T91, P91 or Grade 91.
Atom Arc 8018-SR is an E8018-G all-position low hydrogen electrode designed for stress relieving applications
Atom Arc 8018 electrodes deposit 1% Ni weld metal. It is used primarily to weld high-tensile steels, especially where notch toughness at low temperatures is required.
Atom Arc 8018-C1 is an all-position low hydrogen electrode that deposits weld metal containing nominal 2.3% Ni in applications that require low temperature toughness.
Atom Arc 8018-N is an all-position low hydrogen electrode that deposits weld metal with 3% Ni content. This electrode is used when low temperature notch toughness values are required.
Atom Arc 8018-NM electrodes are used for welding the quenched and tempered manganese-molybdenum-nickel steels.
Atom Arc 7018-C3L is a low hydrogen, iron powder electrode that produces a low carbon 1% nickel weld metal deposit.
Atom Arc 9018-SR is an E9018-G all-position low hydrogen electrode designed for stress relieving applications
Atom Arc 9018 is an all-position low hydrogen electrode designed for use on high-tensile quenched and tempered steels.
Atom Arc 10018 is an all-position low hydrogen electrode used primarily for applications requiring weld joints of at least 100 ksi (690 MPa) tensile strength, good ductility and crack resistance.
Atom Arc 10018-MM is an all-position low hydrogen electrode used to weld low-alloy, high tensile steels where welds of 100 ksi (690 MPa) minimum tensile strength are required.
Atom Arc T is an all-position low hydrogen electrode developed for welding T-1 steel in all applications.
Atom Arc 12018 is an all-position low hydrogen electrode used to weld low-alloy, high tensile steels where welds of 120 ksi (830 MPa) minimum tensile strength are required.
Atom Arc 10018-M1 is an all-position low hydrogen electrode specially formulated to meet the more stringent requirements of Military Specification MIL-E-0022200/10.
Atom Arc 12018-M2 is an all-position low hydrogen electrode specially formulated to meet the more stringent requirements of Military Specification MIL-E-0022200/10.
Atom Arc 10718-M is a low-hydrogen, iron powder covered electrode for fabrication and repair welding of HSLA-80, HY-80, HSLA-100 and HY-100 steels and other applications where improved toughness and usability are required. This electrode is intended for use with DCEP only
Atom Arc 8018-W is an E8018-W2 all-position low hydrogen electrode designed for welding low-alloy, high-strength "weathering" steels.
Atom Arc 4130 is an all-position low hydrogen electrode developed to weld heat-treatable steels such as SAE 4130 and 8630. Additional Atom Arc types are available for 4130, 4140, 4330, 4340 and other heat-treatable steels.
Atom Arc 4130-LN is an all-position low hydrogen electrode with a specially formulated weld metal analysis to match heat treating properties of AISI 4130, 8630 and the like
Atom Arc 4140 is an all-position low hydrogen electrode designed for welding SAE 4140 and similar heat-treatable steel.
Atom Arc 4340 is an all-position low hydrogen electrode used for welding SAE 4130, 4330, 4340 and similar steels.
