Hardfacing Alloys
Product Description Characteristics and Application
Rods for oxyacetylene welding filled with fused tungsten carbide (FTC)
(DIN 8555:G21-GF-55-CG)
For special hardfacing on machine parts of unalloyed, low alloyed or cast steel with carbon content up to 0.45%
Rod for oxyacetylene welding filled with spherical fused tungsten carbide (SFTC) (DIN 8555:G21-GF-55-CG) Similar to DURMAT A, but due to spherical fused tungsten carbide content this alloy has a higher hardness and wear resistance.
DURMAT-E Iron based tube metal electrode filled with medium size fused tungsten carbide (FTC)
(DIN 8555: E21-GF-UM-60-CG)
For manual welding application. For hardfacing unalloyed and low alloyed steels (cast steels) with a maximum carbon content of 0.45%.
Iron based tube metal electrode filled with spherical fused tungsten carbide (SFTC)
(DIN 8555: E21-GF-UM-60-CG)
Similar to DURMAT-E. Due to spherical fused tungsten carbide content this alloy has higher hardness and wear resistance.
Iron based open arc tubular wire filled with fused tungsten carbide (FTC)
(DIN 8555:MF21-65-CG)
DURMAT–OA is an open arc tubular wire filled with fused tungsten carbide for semi-automatic application, where extreme abrasive wear is encountered.
Nickel cored flexible rod coated with fused tungsten carbide (FTC) and Ni-Cr-B-Si (DIN 8555:G21-UM-55-CG) The overlay is highly resistant to acids, bases, lyes and other corrosive media and excessive wear conditions. Hardfacing of ferritic and austenitic steels (steel castings).
Nickel cored flexible rod coated with mainly spherical fused/cast tungsten carbide (SFTC)
(DIN 8555: G21-UM-55-CG)
Similar to DURMAT B. Due to the high spherical fused tungsten carbide content this alloy shows much better wear resistance.
Product Description Characteristics and Application
Cold rolled, formed, closed seam nickel tube filled with fused tungsten carbide (FTC) (DIN 8555:G21-GF-55-CG) For oxyacetylene application. The overlay is extremely resistant to acids, bases, lyes and other corrosive media and other excessive wear conditions. Hardfacing on ferritic and austenitic steels (steel casings).
Cold rolled, formed, closed seam nickel tube filled with spherical fused tungsten carbide (SFTC) and Ni, Cr, B and Si
(DIN 8555:G21-GF-55-CG)
Similar to DURMAT NIA. Due to the high spherical fused tungsten carbide content this alloy has a better wear resistance.
Ni-based cored wire filled with fused tungsten carbide and Ni-Cr-B-Si
(DIN 8555: MF21-55-CGZ)
To protect surfaces where extreme abrasive wear in combination with corrosion are encountered. Repairing & hardfacing ferritic and austenitic steel tools and machine parts (steel castings).
Ni-based cored wire filled with spherical fused tungsten carbide (SFTC) and Ni-Cr-B-Si
(DIN 8555: MF21-55-CGZ)
Similar to DURMAT NIFD. Due to spherical fused tungsten carbide content this alloy has a better wear resistance.
Ni-based cored wire filled with fused tungsten carbides in comination with very hard special carbides and Ni-Cr-B-Si
(DIN 8555: MF21-60-CGZ)
For semi-automatic welding application.To protect surfaces where extreme abrasive wear in combination with corrosion are encountered. Repairing & hardfacing of ferritic and austenitic steel tools and machine parts (steel castings).
Tubular electrode filled with fused tungsten carbide and a special nickel alloy
(DIN 8555: E21-GF-UM-60-CGZ)
For application where extreme abrasion in combination with corrosion is encountered. Overlaying on steel castings, nickel based and stainless steel alloys.
Tubular electrode filled with spherical fused tungsten carbide and a special nickel alloy
(DIN 8555: E21-GF-UM-60-CGZ)
Similar to DURMAT NISE / NIFD. Due to spherical tungsten carbide content this alloy shows a better wear resistance.
Product Description Characteristics and Application
Tubular electrode filled with fused tungsten carbide, very hard special carbides in combination with a special nickel alloy
(DIN 8555: E21-GF-UM-60-CGZ)
For applications where extreme abrasion in combination with corrosion is encountered. Application on steel castings, nickel based and stainless steel alloys.
Oxyacetylene welding and spraying metal powder
(NiCrBSi-alloy)
Rust and acid durable, resistant to heavy abrasion and heat. Corrosion and erosion durable. High thermal resistance up to 550°C (1022°F) Hardness: 37-40 HRC
Oxyacetylene welding and spraying metal powder
(NiCrBSi)
Rust and acid durable, resistant to heavy abrasion and heat. Corrosion and erosion durable. High thermal resistant up to 550°C (1022°F) Hardness: 56-60 HRC
Oxyacetylene welding and spraying
metal powder, blended:
60% DURMAT-60-A, 40% DURMAT-FTC
Rust and acid durable, resistant to heavy abrasion and heat. Due to high tungsten carbide content, highly wear resistant. Protects components with heavy mechanical and mineral wear.
Oxyacetylene welding and spraying
metal powder, blended:
50% DURMAT-60-A, 50% DURMAT-FTC
Rust and acid durable, resistant to heavy abrasion and heat. Due to high tungsten carbide content, highly wear resistant. Protects components with heavy mechanical and mineral wear.
Oxyacetylene welding and spraying
metal powder, blended:
60% DURMAT-60-A, 40% DURMAT-FTC
Rust and acid durable, resistant to heavy abrasion and heat. Due to high tungsten carbide content, highly wear resistant. Protects components with heavy mechanical and mineral wear.
Oxyacetylene welding and spraying
metal powder, blended:
25% DURMAT-60-A, 75% DURMAT-FTC
Rust and acid durable, resistant to heavy abrasion and heat. Due to high tungsten carbide content, highly wear resistant. Protects components with heavy mechanical and mineral wear.
Product Description Characteristics and Application
PTA metal powder, nickel based (NiCrBSi) Excellent resistant to wear and corrosion. Coatings have a low friction coefficient. It is rust and acid durable, resistant to heavy abrasion and heat. It's extreme hardness allows for excellent gliding on high tensile strength steels and plastics.
PTA metal powder, nickel-based (NiBSi) Resistant to heavy abrasion and heat. The extreme hardness allows an excellent gliding on high tensile strength steels.
PTA metal powder, iron-based (FeCrVC) Resistant against heavy abrasion and impact. Due to the precipitation of fine special carbides, layers show an extreme hardness of 55-60 HRC, combined with a high tenacity.
PTA metal powder, iron–based
(FeCrC +18%VC)
Similar to DURMAT 505PTA, but based on the higher VC content more wear resistant. Hardness: ~60-62HRC
PTA metal powder, iron–based
(FeCrC +25%VC)
Similar to DURMAT 506PTA, but based on the higher VC content more wear resistant. Hardness: ~62-64HRC
PTA metal powder, iron–based
(FeCrCVWB)
FeCrC alloy with B for wear protection of e. g. parts in the cement or brick industry. Hardness: ~62-64HRC
PTA metal powder, blended:
40% DURMAT-59-PTA, 60%DURMAT-WSC
Rust and acid durable, resistant to heavy abrasion and heat. Due to high tungsten carbide content, highly wear resistant. Protects components with heavy mechanical and mineral wear.
Product Description Characteristics and Application
PTA metal powder, blended:
40% DURMAT-58-PTA, 60% DURMAT-WSC
High wear and corrosion resistant alloy. Protects components which encounter heavy mechanical and mineral wear.
Fused Tungsten Carbide (FTC) One of the hardest and most abrasion resistant materials used in modern wear protection and tool technology. Armouring metallic surfaces exposed to extreme mechanical stress.
Spherical Fused Tungsten Carbide (SFTC) The most wear resistant FTC we can offer. Higher hardness due to spherical fused tungsten carbides. Armouring metallic surfaces exposed to extreme mechanical stress. E.g. used for reinforcing diamond tools.
Crushed Sintered Tungsten Carbide Deposits are highly resistant to abrasion. Concentrated wear protection for the area receiving maximum wear and easy application of an extremely hard and abrasion resistant protective surface for highly stressed areas.
Sintered Pellets / Cobalt Alloy Specially developed tungsten carbide (WC) spherical pellets cemented with 6 - 7% cobalt. -Manufacturing of oilfield tubular goods
-Hardfacing drill collars, tool joints and rock bits
DURMAT-WC/CO-97/3 -Manufacturing of oilfield tubular goods
-Hardfacing drill collars, tool joints and rock bits
Composite rods consisting of sintered tungsten carbide fragment in a ductile nickel silver matrix. Overall tinning of the sintered tungsten carbide particles is ensured. Available in two grades: Wear resistant and cutting.
Schweißstab mit eingebetteten Hartmetallkörnern Besonders häufig verwendet in der Tiefbohrtechnik, z.B. zum Aufpanzern von Überbohrkronen, Stirnfräsern, Sechsflügelmeißeln.