Nickel

A stick electrode for joining commercially pure nickel in wrought and cast forms. Also for joining dissimilar metals such as nickel to steel, nickel to copper and copper to steel. The electrode can also be used for surfacing steel.

Exaton Ni71 is a covered electrode with basic coating and a normal metal recovery for welding of NiCrFe alloys such as Alloy 600, 800 and 800H. 9%Ni steels as well as nickel-alloyed steels for cryogenic temperature use. It is also used for dissimilar joints such as stainless steel and NiCu alloys to carbon steel and nickel alloys. Exaton Ni71 is characterised by little spatter and very good slag removal. Typical applications are found in constructions to be used at lower temperatures e.g. 3.5%, 5% and 9% Ni steels are used as well as austenitic Cr-Ni stainless steel, especially if the weld metal is to be thermoformed or stress relieved. The alloy can be used in air up to 1200°C (2150°F), in sulphur dioxide atmospheres up to 800°C (1470°F) and in ammonia at the highest process temperature. This alloy is used for surfacing or joining where there are strict requirements on stress corrosion resistance and for high temperature service. The microstructure is fully austenitic.

A positional rutile wire for the welding of Ni-Cr-Mo-Nb alloys super stainless steels and 9% Ni steels for cryogenic service. It has <1% Fe for higher corrosion resistance. For use with Ar/15-25%CO2 shielding gas.

Exaton Ni56 is a low carbon nickel-chrome-molybdenum alloy of type alloy C-276. It is a versatile alloy with excellent wet corrosion resistance in oxidizing and especially in reducing media. However, in oxidizing chloride containing environments alloy UNS N06022 (2.4602) is preferred where Exaton Ni54 is a better matching welding consumable. Applications for Exaton Ni56 are found in aggressively corrosive media such as chemical processing plants, pollution control, pulp and paper production, waste treatment and for the recovery of sour natural gas. Exaton Ni56 is used for joining alloy UNS N10276 (2.4819) and other nickel-chrome-molybdenum alloys. Exaton Ni56 is used for joining and overlay welding with TIG. It can also be used for dissimilar metal joining of nickel alloys, stainless steels and low-alloy steels. Applications for Exaton Ni56 are found in cryogenics, components in pulp and paper plants such as bleaching vessels, flue gas scrubber systems, components in sour-gas service, sulphuric acid coolers, chlorine gas, hypochlorite and chlorine dioxide atmosphere. Exaton Ni56 is also used in combustion-resistant components for high pressure oxygen service.

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Exaton 50SW is a basic agglomerated flux with low silicon pickup. It gives good slag removal, good tie-ins and a finely rippled surface. It is suitable for welding with either wire or strip electrodes of nickel alloy type. It is particularly suitable for surfacing with Exaton Ni72HP strip electrodes (EQNiCr-3 type). Typical applications for flux Exaton 50SW are found in nuclear and chemical equipment fields. It is also suitable for dissimilar material welding of nickel alloy grades to stainless steel grades.

Basic universal electrode with very good welding characteristics, especially designed for welding of carbon steels, carbon manganese steels and fine grained carbon manganese steels with elevated yield strength. Typical field of application is offshore construction.The weld metal alloyed with approximately 0.9% Ni fulfills the requirements on impact toughness at -50°C.The coating is of low moisture absorption type and gives diffusible hydrogen < 4ml per 100 grams of weld metal. OK 48.08 is HIC test compliant as per NACE TM0284 & SSC test compliant as per NACE TM0177.

A nickel-iron electrode for welding normal grades of cast iron and for joining them to steel. Can be used for malleable nodular cast iron and alloy cast iron. It has a special iron jacketed Ni core wire, which gives the electrode much improved current carrying capacity compared to electrodes with a homogeneous core wire. The electrode produces a weld metal stronger and more resistant to solidification cracking than the pure nickel electrode types. Typical applications are repair of pump bodies, heave machine sections, gear teeth, flanges and pulleys.

Exaton Ni72HP is filler material for joining NiCrFe alloys; - UNS N06600, UNS N06601, UNS N06690, UNS N08810 and UNS N08330. - 9% Ni steels used at cryogenic temperatures - stainless steels to carbon steels - high service temperature NiCu alloys to carbon steels and - NiCu alloys to nickel alloys - dissimilar joining of stainless steels to nickel alloys Exaton Ni72HP can be used in air up to 1175°C (2145°F) and in sulphur dioxide atmospheres up to 800°C (1470°F). The alloy is used for joining and overlay welding.

OK Autrod NiCrMo-4 is a corrosion and heat resistant, nickel-chromium wire for submerged arc welding of high alloyed steel, heat resistant steel, corrosion resistant steel, 9Ni steels and similar steels with high notch toughness at low temperatures. OK Autrod NiCrMo-4 can be combined with OK Flux 10.99, OK Flux 10.90 or OK Flux 10.16.

Exaton 69S is a highly basic, agglomerated flux for electroslag strip surfacing. It gives excellent slag removal and bead appearance. Flux Exaton 69S is used together with strip electrodes of nickel alloy type, such as EQNiCr-3, EQNiCrMo-3, EQNiFeCr-1 and ERNiCrFe-7 or similar.

Exaton Ni41Cu welding wire is suitable for overlay welding when a deposit with chemistry corresponding to UNS N08825 is required, i.e nickel-iron-chromium-molybdenum-copper. Exaton Ni41Cu has very good resistance to stress corrosion cracking (SCC) in chloride containing environments and is particularly suited for use in reducing environments such as those containing sulphuric and phosphoric acids. Exaton Ni41Cu is used for corrosion resistant alloy surfacing of components in the chemical, pollution control, oil & gas and petrochemical industries and often in connection with sour gas service, typically tanks, heat exchangers, evaporators, transport pipes and scrubbers.

High basic, all mineral, agglomerated flux designed for welding nickel and nickel based alloys. The flux is particularly suitable for strip cladding with Ni-based strip. The silicon transfer from the flux to the weld metal is strongly reduced by the well balanced flux composition and thus minimizing the risk for hot cracking in welding Ni-based alloys.

Exaton 19.9.LR is a chromium-nickel covered electrode with acid rutile coating for welding of low carbon 18% Cr/10% Ni austenitic stainless steels. In cases where creep strength is of secondary importance Exaton 19.9.LR is suitable for welding stabilized austenitic steels, e.g. ASTM 321 and 347. When a weld metal similar to the parent metal is not required Exaton 19.9.LR can be used for welding ferritic and martensitic steels. The electrode has excellent arc stability, low spatter and fast burn off rate with minimal stub loss. It is also characterized by improved moisture resistance, self peeling slag, easy post weld finishing. Exaton 19.9.LR gives smooth uniform beads and works in any standard weld position.

Exaton Ni59 is a nickel-chrome-molybdenum alloy of type alloy 59. It is a versatile alloy with excellent wet corrosion resistance for the most demanding applications. It combines excellent corrosion resistance in oxidizing and reducing media, has excellent resistance in chloride containing media and to localized corrosion environments. Exaton Ni59 has excellent thermal stability compared to other common nickel alloys and has therefore outstanding resistance to intermetallic precipitation during welding. Applications for Exaton Ni59 are found in aggressive and contaminated corrosive media including scrubbers for flue gas desulfurisation (FGD), chemical process plants and in severe offshore and petrochemical environments. Furthermore, Exaton Ni59 can be used in contaminated mineral acid environments such as sulfuric acid, hydrochloric acid, phosphoric acid, nitric acid etc. Components in sulfuric acid coolers, digesters and bleachers. Chemical, petrochemical, marine, pharmaceutical, energy production and pollution control. Exaton Ni59 is used for joining matching alloys or dissimilar joining to other nickel alloys such as UNS N10276 (2.4819), type UNS N06022 (2.4602), UNS N06625 (2.4856) and N08825 (2.4858). It provides strong, tough, Nb free weld metal for dissimilar welds in super-austenitic and super-duplex/hyper-duplex stainless steel joints or combinations of these with nickel alloys. Exaton Ni59 is also used for overlay welding and is available as both wire and rod. Exaton Ni59 is approved in ISO15156/MR0175 (highest test level VII in sour-gas environments).

Exaton Ni55 is a nickel-chrome-molybdenum alloy of type alloy 686 and is the highest alloyed of all Ni-Cr-Mo alloys. Exaton Ni55 is used for joining nickel alloy such as UNS N06022 (2.4602), UNS N06059 (2.4605), UNS N10276 (2.4819) and super duplex. The material is thermally unstable at temperatures above 1200°C (2192°F) resulting in great risk for intermetallic phases after welding. Exaton Ni55 provides the best corrosion resistance in most applications and is particularly useful for weld overlay surfacing of boiler tubes in waste-to-energy boilers. Also, the material can be used in the petrochemical, chemical, oil and gas and marine industries. Exaton Ni55 can also be used for dissimilar joining of stainless steels to nickel alloys, for overlay welding and it is used for MIG/MAG welding as well as hot wire TIG and mechanical TIG.

Exaton Ni72HP is filler material for joining NiCrFe alloys; - UNS N06600, UNS N06601, UNS N06690, UNS N08810 and UNS N08330. - 9% Ni steels used at cryogenic temperatures - stainless steels to carbon steels - high service temperature NiCu alloys to carbon steels and - NiCu alloys to nickel alloys - dissimilar joining of stainless steels to nickel alloys Exaton Ni72HP can be used in air up to 1175°C (2145°F) and in sulphur dioxide atmospheres up to 800°C (1470°F). The alloy is used for overlay welding with MIG/MAG, plasma and hot wire TIG and mechanized TIG.

Exaton 79S is a newly designed highly basic, agglomerated flux for electroslag strip cladding delivering excellent slag removal and bead appearance. Flux Exaton 79S is recommended for the usage with Nb-bearing strip electrodes of nickel alloy type, such as EQNiCr-3 and EQNiCrMo-3 or similar.

STOODCOR 136 is an erosion and corrosion resistant alloy with complex carbide design well suited for hardfacing and cladding applications where erosion and corrosion are of equal concern. The ability of STOODCOR 136 to resist high abrasion in a corrosive environment makes the alloy optimal for hardfacing and cladding pipe, plate and vessels.

Exaton Ni54 is a nickel-chrome-molybdenum alloy of type alloy C-22. It is a versatile alloy with excellent wet corrosion resistance in oxidizing and reducing media. It has better overall corrosion resistance than other Ni-Cr-Mo alloys such as alloy UNS N10276 (2.4819) and alloy UNS N06626 (2.4856). However, in severely reducing media alloy UNS N10276 is preferred where Exaton Ni56 is a better matching consumable. Exaton Ni54 are found in components for organic synthesis, wet chlorine gas, hypochlorite, chlorine dioxide atmosphere and ferric and cupric chloride environments. Typical applications for Exaton Ni54 are geothermal wells, HF furnace scrubbers, pesticide production, flue gas scrubber systems, combustion-resistant components for high pressure oxygen service electrolytic galvanizing, plate heat exchangers, phosphoric acid production phosphoric acid production, SO cooling towers and for weld overlays on valves. Exaton Ni54 is used for joining alloy UNS N06022 (2.4602) and is widely used as overmatching filler material for alloy UNS N10276 (2.4819) and other nickel-chrome-molybdenum alloys for better weld metal properties. Exaton Ni54 can also be used for dissimilar joining of stainless steels to nickel alloys, for overlay welding and it is used for MIG/MAG welding as well as hot wire TIG and mechanical TIG.

OK NiCu 1 is a nickel-copper cored electrode of monel type for welding normal grades of cast iron such as gray-, ductile- and malleable irons. Deposition is done on cold or slightly preheated material. The weld metal is well machinable and provides a good colour match to that of cast iron.

Exaton Ni72HP is filler material for joining NiCrFe alloys, 9% Ni steels used at cryogenic temperatures, stainless steels to carbon steels, high service temperature NiCu alloys to carbon steels and NiCu alloys to nickel alloys. Exaton Ni72HP can be used in air up to 1175°C (2145°F) and in sulphur dioxide atmospheres up to 800°C (1470°F). Recommended flux is Exaton 50SW.

Agglomerated aluminate-fluoride-basic flux for welding of 9% Ni steels and other high alloyed steels with Ni based wires. The flux is manganese adding, which reduces the risk of hot cracking. Good slag detachability and nice bead appearance.

Exaton Ni53 is a nickel-chrome-cobalt-molybdenum alloy of type alloy 617. It has an excellent resistance to high temperature corrosion such as oxidation and carburization. The weld metal provides a combination of excellent metallurgical stability and strength in short and long term exposure to temperatures up to 1100°C (2012°F). Applications for Exaton Ni53 are found in high temperature heat exchangers and valves, furnace tubing in the petrochemical industry, radiant heat tubes, gas turbines, components subjected to high temperatures in the chemical processing industry and components for power plants. Exaton Ni53 is suitable for joining heat resistant nickel alloys, heat resistant austenitic and cast alloys such as: – UNS N08810 (1.4958) – UNS N08811 (1.4959) – UNS N06617 (2.4663) Exaton Ni53 can also be used for dissimilar joining of stainless steels to nickel alloys, for overlay welding and it is used for MIG/MAG welding as well as hot wire TIG and mechanical TIG.