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TIG Stainless alloys

Meltolit 307Si

Tig wire for difficult welded steels and stainless steels against regular steels. Joining and hardsurfacing parts, buffer layers before hardfacing to avoid cracks and welding tool steels, manganese steels etc.

Meltolit 308LSi

Tig wire suitable for welding stainless steels with an alloy content between 16 to 21% Cr and 8 to 13% Ni, stabilised or not. Service temperatures are typically -196°C to about 400°C.

Meltolit 308L

Suitable for welding stainless steels with an alloy content between 16 to 21% Cr and 8 to 13% Ni, type 304L, stabilised or not. Service temperatures are typically -196°C to about 400°C.

Meltolit 308H

Suitable for welding stainless steels with similar composition like 304H, 321H, 347H. Includes a higher carbon between 0,04 and 0,08 for increased temperature resistance up to 750°C.

Meltolit 309LSi

Tig wire for welding stainless steels of similar composition or ferritic stainless steels.
Joining stainless steels to mild and low-alloyed steels. Rebuilding and buffering before cladding or hardfacing. Maintenance on « hard-to-weld steels ». Examples: Dissimilar welds between stainless steels type 304, 304L, 316, 316L, 318, 316Ti, 321, 410 or ferritic stainless steels type 1.4713, 1.4724, 1.4742, 3Cr12, to non or low alloyed CMn steels, for service temperatures up to 400°C.

Meltolit 309LMo

Tig wire for welding stainless steels of similar composition or ferritic stainless steels.
Joining stainless steels to mild and low-alloyed steels. Rebuilding and buffering before cladding or hardfacing. Maintenance on « hard-to-weld steels ». Examples: Dissimilar welds between stainless steels type 304, 304L, 316, 316L, 318, 316Ti, 321, 410 or ferritic stainless steels type 1.4713, 1.4724, 1.4742, 3Cr12, to non or low alloyed CMn steels, for service temperatures up to 400°C.

Meltolit 310

Tig wire resistant to oxidation and scaling up to 1100°C. It is suitable for welding cast or wrought stainless steels of similar composition and heat resistant ferritic stainless steels.

Meltolit 253

Stainless tig wire used when welding extra heat resistant steels such as 309(S30900), AVESTA 153MA(S30415) and AVESTA 253MA(S30815). The wire has a scaling resistance of over 1000°C and is very resistant to sulfur attacks.

Meltolit 312

Tig wire with high alloy content and high ferrite ratio which allow it to benefit from extreme tolerance to hot cracking and to dilution with a wide range of base materials. Preheat can often be avoided or minimised.
The weld deposit workhardens and gives good wear and friction resistance. Examples: Welding stainless steels of similar composition or ferritic stainless steels. Joining stainless steels to mild and low-alloyed steels. Buffer layers before hardsurfacing. Maintenance on « hard-to-weld steels ». Welding high carbon hardenable steels, of known or unknown composition and generally most of steels subject to cracking such as tool steels, manganese steels, spring steels and high-speed steels.

Meltolit 316L

Tig wire suitable for welding stainless steels with an alloy content between 16 to 21% Cr, 6 to 13% Ni and up to 3% Mo, stabilised and unstabilised types. Service temperatures are typically -110°C to about 400°C.

Meltolit 316LSi

Tig wire suitable for welding stainless steels with an alloy content between 16 to 21% Cr, 6 to 13% Ni and up to 3% Mo, stabilised and unstabilised types. Service temperatures are typically -110°C to about 400°C. Additional Si for increased fluidity.

Meltolit 316LMn

Welding wire for welding fully austenitic CrNiMnMo stainless steels and non magnetic steels. Particularly suited for corrosion conditions in urea synthesis plants for welding work on steel X 2 CrNiMo 18 12 and for over-lay claddings of Type 1.4455. In contrary from 316L this alloy contains no ferrite and is excellent against nitric acid, nitrates, urea and sea environment. The high Mn-content of the alloy helps to stabilize the austenitic microstructure and aids in hot cracking resistance.

Meltolit 316L-LF

Low carbon austenitic stainless alloy with low ferrite at 4% MAX. 316L-LF is used in the cryogenic industry to obtain low impact toughness and high strength. 316L-LF has been used to join Type 201, 304, 304L,
316, and 316L. Typical applications include welding, repairing and overlaying of grades of stainless steel like type 316L when weld metal ferrite needs to be low.

Meltolit 317L

For austenitic stainless steels with an increase of Mo compared to 316L that increases the pitting resistance. Used for marine applications, paper and pulp, chemical industry etc.

Meltolit 318

Tig wire suitable for welding stabilised stainless steels with alloy content between 16 - 21% Cr, 6 -13% Ni and up to 3% Mo. It is also used for corrosion resistant weld overlays.

Meltolit 320LR

320LR is primarily used for welding 20Cb-3* type stainless steels and is especially suited to pipe welding.

Meltolit 347

Tig wire suitable for welding stabilised stainless steels exposed to high temperatures containing 16 to 21% Cr and 8 to 13% Ni.

Meltolit 385 (904L)

For welding fully austenitic steels with low carbon. Very good corrosion resistance against acid. Typical applications: tanks, pipe systems, off shore etc that need to withstand phosphorus, sulphate and other similar environments.

Meltolit 383

Stainless alloy for welding of Cu-alloyed stainless steels. Resistance to corrosion, pitting
and stress corrosion in acid and alkaline environments.

Meltolit 409

For welding of ferritic 12%Cr-steels like 409 or 409Ti. Addition of Nb enhances the corrosion protection and encourage a ferritic microstructure. For best result it need to be welded with low heat input and is not recommended for multi strings.

Meltolit 410

Used for welding of martenitic and ferritic 13% Cr-steels like 410, 420, 403, 405 or 416. Used for hardfacing where protection against suplphurous up to 900°C, steam, erosion and abrasion is necessary. The alloy has a higher deposit and used with benefit in valves, turbine parts, pipings in refineries.

Meltolit 410NiMo

Used for welding of martenitic and ferritic 13% Cr 0,5%Mo-steels like 410NiMo. Used for hardfacing against cavitation, steam and corrosion. Used with benefit in valves, turbine parts, pipings in refineries.

Meltolit 420

Similar to 410 but with higher Cr and carbon for hardfacing applications.

Meltolit 430 (Nb,Ti)

Ferritic stainless alloy with hogh ductile properties on heat treated condition. For welding of similar alloys, hardfacing and also for wire spray applications. Exists with an addition of NB or Ti for automotive industry and exhaust pipe manufacturing.

Meltolit 630 (17/4-PH)

Consumables used to weld similar composition such as 17-4 and 17-7 steels. Can be used in welded condition or may be heat treated to obtain higher strenght.

Meltolit Duplex (2209)

Stainless steel tig wire for welding wrought, forged or cast duplex stainless steels for service in the as-welded condition
Heterogeneous welding between duplex stainless steels and other stainless and mild or low alloyed steels.

Meltolit Super-Duplex (25.9.4)

Stainless steel alloy for welding super-duplex grades. Heterogeneous welding between superduplex stainless steels and other stainless and mild or low alloyed steels.

Meltolit 16/5 Mo

For welding of corrosion resistant martensitic- ferritic rolled, forged and cast steels of similar composition such as 248 SV and 1.4418. Rebuilding and repairing casting defects, fabrication and rebuilding work on propellers, shafts and parts used in the water turbine and pump construction. The deposit is predominantly martensitic. It combines good toughness with excellent resistance to cavitation and to stress corrosion cracking.