Firinit: Silver brazing solders

Silver brazing solders

Silver brazing solder 6250
Silver brazing solder 6440
Silver brazing solder 6201
Silver brazing solder 6301
Silver brazing solder 6401
Silver brazing solder 6252
Silver brazing solder 6452
Silver brazing solder 6552
Silver brass solder 79
Delivery forms

Silver brazing solder 6250
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Brazing alloy composition	Ag: 24 – 26 % Cu: 39 – 41 % Zn: 33 – 37 %	DIN 8513: L-Ag25 EN 1044: AG 205	Brazing joints with temperature stress up to 200 °C Gap soldering Braze welding	Steel Copper Copper alloys Nickel Nickel alloys	V87 KMB-S 62 Oktol 88 Flux "S" SFP 891	Oxyfuel torch brazing Furnace brazing Induction brazing Laser brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 380 N/mm²
Melting range	700 – 790 °C
Brazing temperature	780 °C
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Silver brazing solder 6440
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 43 – 45 % Cu: 29 – 31 % Zn: 24 – 28 %	DIN 8513: L-Ag44 EN 1044: AG 203	Brazing joints with temperature stress up to 200 °C Gap soldering Braze welding	Steel Copper Copper alloys Nickel Nickel alloys	SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing Laser brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 400 N/mm²
Melting range	675 – 735 °C
Brazing temperature	730 °C
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Silver brazing solder 6201
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 19 – 21 % Cu: 39 – 41 % Cd: 13 – 17 % Zn: 23 – 27 %	DIN 8513: L-Ag20Cd EN 1044: AG 309	Brazing joints with temperature stress up to 150 °C Gap soldering Braze welding	Steel Copper Copper alloys Nickel Nickel alloys	V87 KMB-S 62 Oktol 88 SFP 891 Flux "S" SFP 89	Oxyfuel torch brazing Furnace brazing Induction brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 350 N/mm²
Melting range	605 – 765 °C
Brazing temperature	750 °C
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Silver brazing solder 6301
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 29 – 31 % Cu: 27 – 29 % Cd: 19 – 23 % Zn: 19 – 23 %	DIN 8513: L-Ag30Cd EN 1044: AG 306	Brazing joints with temperature stress up to 150 °C Gap soldering Braze welding	Steel Stainless steel Copper Copper alloys Nickel Nickel alloys	SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 380 N/mm²
Melting range	600 – 690 °C
Brazing temperature	680 °C
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Silver brazing solder 6401
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 39 – 41 % Cu: 18 – 20 % Cd: 18 – 22 % Zn: 19 – 23 %	DIN 8513: L-Ag40Cd EN 1044: AG 304	Brazing joints with temperature stress up to 150 °C Gap soldering	Steel Stainless steel Copper Copper alloys Nickel Nickel alloys	SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 410 N/mm²
Melting range	595 – 630 °C
Brazing temperature	610 °C
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Silver brazing solder 6252
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 24 – 26 % Cu: 39 – 41 % Sn: 1,5 – 2,5 % Zn: 31 – 35 %	DIN 8513: L-Ag25Sn EN 1044: AG 108	Brazing joints with temperature stress up to 200 °C	Steel Stainless steel Copper Copper alloys Nickel Nickel alloys	V87 KMB-S 62 SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing Laser brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 360 N/mm²
Melting range	680 – 760 °C
Brazing temperature	750 °C
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Silver brazing solder 6452
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 44 – 46 % Cu: 26 – 28 % Sn: 2 – 3 % Zn: 23,5 – 27,5 %	DIN 8513: L-Ag45Sn EN 1044: AG 104	Brazing joints with temperature stress up to 200 °C	Steel Stainless steel Copper Copper alloys Nickel Nickel alloys	SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 350 N/mm²
Melting range	640 – 680 °C
Brazing temperature	670 °C
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Silver brazing solder 6552
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Ag: 54 – 56 % Cu: 20 – 22 % Sn: 1,5 – 2,5 % Zn: 20 – 24 %	DIN 8513: L-Ag55Sn EN 1044: AG 103	Brazing joints with analogous colour on 18/8 steel Gap soldering Qualified in the food industrie	Steel Stainless steel Copper Copper alloys Nickel Nickel alloys	SFP 89 SFP 891 Flux "S"	Oxyfuel torch brazing Furnace brazing Induction brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 350 N/mm²
Melting range	620 – 660 °C
Brazing temperature	650 °C
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Silver brass solder 79
Physico- chemical Data		Type of brazing alloy	Area of brazing	Base metal	Flux	Brazing process
Welding alloy composition	Cu: 54 – 56 % Ag: 4 – 6 % Si: 0,05 – 0,25 % Zn: 38 – 42 %	DIN 8513: L-Ag5 EN 1044: AG 208	Gap soldering/Braze welding Weld brazing Light and thin fluid reccomended in particular for base metals extremly endangered by solder brittle.	Steel Low-alloy steel Malleable iron Nickel Copper	KMB-S 62 V 87 Oktol 88 Flux "S"	Oxyfuel torch brazing Gas fusion welding Furnace brazing ABA-FAG-process
Tensils strength of² the brazing joint	about 350 N/mm²
Melting range	820 – 870 °C
Brazing temperature	860 °C
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Delivery forms:

Rods (also with flux coatings)
Wires on spools
Form parts

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