Silver Brazing Alloys | McMaster-Carr

	For Joining For Joining

	Shape Shape


Coil	Rod and Disc

Sheet and Bar	Ring

Straight

	Diameter Diameter

	Length Length

	Width Width

	Braze Type Braze Type

Flux Required

Flux Coated

	Melting Temperature Melting Temperature

	Weight Weight

	Specifications Met Specifications Met

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	Number of Pieces Number of Pieces

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Height Height

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	For Tube OD For Tube OD

	Pipe Size Pipe Size

1/2

3/4

1 1/2

	For Use With For Use With

	For Tube Material For Tube Material

Stainless Steel

Steel

	Dash Size Dash Size

	Maximum Pressure Maximum Pressure

200 psi @ 72° F

Not Rated

	For Tube Fabrication For Tube Fabrication

96 Products

How to Identify and Measure Fittings

Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.

Brazing Alloys without Cadmium

Use these alloys with most metals in general purpose applications.

For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel

Material Composition
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg., ft.		Each
1.1 oz.
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/64"	100	0000000	000000
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/32"	23 1/2	0000000	00000
45%	30%	25%	0%	1225° to 1370°	Flux Required	3/64"	9 1/2	0000000	00000
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/16"	5	0000000	00000
45%	30%	25%	0%	1225° to 1370°	Flux Required	3/32"	2 1/2	0000000	00000
5 1/2 oz.
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/64"	500	0000000	000000
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/32"	117	0000000	000000
45%	30%	25%	0%	1225° to 1370°	Flux Required	3/64"	48	0000000	000000
45%	30%	25%	0%	1225° to 1370°	Flux Required	1/16"	27	0000000	000000
45%	30%	25%	0%	1225° to 1370°	Flux Required	3/32"	13	0000000	000000

Flux-Coated Brazing Alloys without Cadmium

No need to add flux—these alloys have it built in. Use them in general purpose applications with most metals.

For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel

Material Composition									Pkg.
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg.	Specifications Met	Pkg. Qty.		Pkg.
45%	30%	25%	0%	1175° to 1235°	Flux Coated	1/16"	18"	AWS A5.8, Fed. Spec. QQB-654A	8	00000000	0000000

Brazing Alloys with Cadmium

Use these alloys with most metals in general purpose applications.

Material Composition
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Wd.	Ht.	Lg., ft.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
45%	15%	16%	24%	1125° to 1145°	Flux Required	__	1"	0.005"	3	000000	000000
45%	15%	16%	24%	1125° to 1145°	Flux Required	__	1"	0.010"	1 1/2	000000	00000
45%	15%	16%	24%	1125° to 1145°	Flux Required	3/64"	__	__	9 1/2	000000	00000
45%	15%	16%	24%	1125° to 1145°	Flux Required	1/16"	__	__	5	000000	00000
5 1/2 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
45%	15%	16%	24%	1125° to 1145°	Flux Required	__	1"	0.005"	16	000000	000000
45%	15%	16%	24%	1125° to 1145°	Flux Required	__	1"	0.010"	8	000000	000000
45%	15%	16%	24%	1125° to 1145°	Flux Required	3/64"	__	__	48	000000	000000
45%	15%	16%	24%	1125° to 1145°	Flux Required	1/16"	__	__	27	000000	000000

High-Strength Brazing Alloys without Cadmium

These alloys create stronger bonds than standard brazing alloys.

Material Composition
Silver	Copper	Zinc	Tin	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Wd.	Ht.	Lg., ft.		Each
1.1 oz.
For Joining Nickel Alloys, Stainless Steel
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	__	1"	0.005"	3	00000000	000000
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	3/64"	__	__	9 1/2	00000000	00000
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	1/16"	__	__	5	00000000	00000
5 1/2 oz.
For Joining Nickel Alloys, Stainless Steel
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	__	1"	0.005"	16	00000000	000000
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	3/64"	__	__	48	00000000	000000
56%	22%	17%	5%	0%	1145° to 1205°	Flux Required	1/16"	__	__	27	00000000	000000

Flux-Coated High-Strength Brazing Alloys without Cadmium

No need to add flux—these alloys have it built in. They create stronger bonds than standard brazing alloys.

Material Composition
Silver	Copper	Zinc	Tin	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg.	Pkg. Qty.		Pkg.
For Joining Nickel Alloys, Stainless Steel
56%	22%	17%	5%	0%	1140° to 1200°	Flux Coated	1/16"	18"	8	00000000	0000000

High-Strength Brazing Alloys with Cadmium

These alloys create stronger bonds than standard brazing alloys.

Material Composition
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Wd.	Ht.	Lg., ft.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	__	1/2"	0.005"	6 1/2	0000000	000000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	__	5/8"	0.005"	5	0000000	00000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	__	3/4"	0.005"	4	0000000	00000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	__	1"	0.005"	3	000000	00000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	3/64"	__	__	9 1/2	000000	00000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	1/16"	__	__	5	000000	00000
5 1/2 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	__	1"	0.005"	16 1/2	000000	000000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	3/64"	__	__	48	000000	000000
50%	15.5%	16.5%	18%	1160° to 1175°	Flux Required	1/16"	__	__	27	000000	000000

Corrosion-Resistant Brazing Alloys with Cadmium

Material Composition
Silver	Copper	Zinc	Cadmium	Nickel	Melting Temperature Range, ° F	Braze Type	Dia.	Wd.	Ht.	Lg., ft.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	__	1"	0.005"	3	000000	000000
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	3/64"	__	__	9 1/2	000000	00000
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	1/16"	__	__	5	000000	00000
5.5 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	__	1"	0.005"	16 1/2	000000	000000
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	3/64"	__	__	48	000000	000000
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	1/16"	__	__	27	000000	000000

Corrosion-Resistant Brazing Alloys without Cadmium

Use these alloys for 300 series stainless steel.

Material Composition
Silver	Copper	Zinc	Nickel	Cadmium	Melting Temperature Range, °F	Braze Type	Dia.	Wd.	Ht.	Lg., ft.		Each
1.1 oz.
For Joining Stainless Steel
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	__	1"	0.005"	3	00000000	000000
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	3/64"	__	__	9 1/2	00000000	00000
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	1/16"	__	__	5	00000000	00000
5.5 oz.
For Joining Stainless Steel
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	__	1"	0.005"	16	00000000	000000
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	3/64"	__	__	48	00000000	000000
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	1/16"	__	__	27	00000000	000000

Brazing Alloys for Furnace Brazing

Material Composition
Silver	Copper	Cadmium	Melting Temperature, °F	Braze Type	Dia.	Lg., ft.	Wt., oz.		Each
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
72%	28%	0%	1435°	Flux Required	1/32"	19 1/2	1.1	0000000	000000
72%	28%	0%	1435°	Flux Required	3/64"	9	1.1	0000000	00000

Gap-Filling Brazing Alloys

These alloys melt into thicker liquid than standard brazing alloys, which allows them to fill larger gaps.

Material Composition							1.1 oz.			5 1/2 oz.
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg., ft.		Each	Lg., ft.		Each
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
35%	26%	21%	18%	1125° to 1295°	Flux Required	3/64"	9 1/2	000000	000000	48	000000	0000000
35%	26%	21%	18%	1125° to 1295°	Flux Required	1/16"	5	000000	00000	27	000000	000000

Brazing Alloys for Tight Gaps

When melted, these alloys form a thin liquid that easily flows into smaller gaps than standard brazing alloys.

Material Composition
Silver	Copper	Zinc	Tin	Cadmium	Melting Temperature Range, °F	Braze Type	Dia.	Lg., ft.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
45%	27%	25%	3%	0%	1185° to 1260°	Flux Required	3/64"	9 1/2	00000000	000000
45%	27%	25%	3%	0%	1185° to 1260°	Flux Required	1/16"	5	00000000	00000
5 1/2 oz.
For Joining Brass, Bronze, Carbide, Cast Iron, Copper, Nickel Alloys, Stainless Steel, Steel
45%	27%	25%	3%	0%	1185° to 1260°	Flux Required	3/64"	48	00000000	000000
45%	27%	25%	3%	0%	1185° to 1260°	Flux Required	1/16"	27	00000000	000000

Brazing Alloys for Copper

Use these alloys for general purpose applications.

Material Composition
Silver	Copper	Phosphorus	Cadmium	Melting Temperature Range, ° F	Braze Type	Wd.	Lg.	Ht.	Pkg. Qty.		Pkg.
For Joining Brass, Bronze, Copper
2%	91%	7%	0%	1190° to 1450°	Flux Required	1/8"	20"	0.050"	10	0000000	000000
6%	87%	7%	0%	1190° to 1335°	Flux Required	1/8"	20"	0.050"	10	0000000	00000

High-Strength Brazing Alloys for Copper

These alloys create stronger bonds than standard brazing alloys for copper.

Material Composition
Silver	Copper	Phosphorus	Cadmium	Melting Temperature Range, °F	Braze Type	Dia.	Lg.	Wd.	Ht.	Pkg. Qty.		Pkg.
For Joining Brass, Bronze, Copper
15%	80%	5%	0%	1190° to 1480°	Flux Required	__	20"	1/8"	0.050"	7	0000000	000000
15%	80%	5%	0%	1190° to 1480°	Flux Required	__	20"	1/8"	0.050"	28	0000000	000000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/16"	18"	__	__	16	0000000	00000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/16"	18"	__	__	67	0000000	000000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/16"	20"	__	__	12	0000000	00000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/16"	20"	__	__	50	0000000	000000
15%	80%	5%	0%	1190° to 1480°	Flux Required	3/32"	18"	__	__	7	0000000	00000
15%	80%	5%	0%	1190° to 1480°	Flux Required	3/32"	18"	__	__	29	0000000	000000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/8"	18"	__	__	4	0000000	00000
15%	80%	5%	0%	1190° to 1480°	Flux Required	1/8"	18"	__	__	16	0000000	000000

High-Strength Brazing Rings for Copper

Join copper tubing and tube fittings with a stronger bond than standard brazing rings for copper. Slide the ring into the fitting, followed by the tube. Make sure there’s full contact between the ring and the joint before brazing. You can also use these rings on brass and bronze.

	Material Composition
For Tube OD	Silver	Copper	Phosphorus	Cadmium	Melting Temperature Range, ° F	Braze Type	Pkg. Qty.		Pkg.
For Joining Brass, Bronze, Copper
1/4"	15%	80%	5%	0%	1190° to 1480°	Flux Required	10	0000000	00000
1/2"	15%	80%	5%	0%	1190° to 1480°	Flux Required	10	0000000	0000
3/4"	15%	80%	5%	0%	1190° to 1480°	Flux Required	10	0000000	00000

Gap-Filling Brazing Alloys for Copper

These alloys melt into thicker liquid than standard brazing alloys for copper, which allows them to fill larger gaps.

Material Composition
Silver	Copper	Phosphorus	Cadmium	Melting Temperature Range, °F	Braze Type	Dia.	Wd.	Lg.	Ht.	Pkg. Qty.		Pkg.
For Joining Brass, Bronze, Copper
5%	89%	6%	0%	1190° to 1500°	Flux Required	__	1/8"	20"	0.050"	7	0000000	000000
5%	89%	6%	0%	1190° to 1500°	Flux Required	__	1/8"	20"	0.050"	28	0000000	000000
5%	89%	6%	0%	1190° to 1500°	Flux Required	1/16"	__	20"	__	12	0000000	00000
5%	89%	6%	0%	1190° to 1500°	Flux Required	1/16"	__	20"	__	50	0000000	000000
5%	89%	6%	0%	1190° to 1500°	Flux Required	3/32"	__	20"	__	10	0000000	00000
5%	89%	6%	0%	1190° to 1500°	Flux Required	1/8"	__	20"	__	10	0000000	00000

Brazing Alloy Assortments

Everything you need to start brazing.

Coil for Joining Brass, Bronze, Copper, Nickel Alloys, Steel								Three Rods for Joining Brass, Bronze, Copper
Zinc	Silver	Copper	Cadmium	Melting Temp. Range, ° F	Dia.	Lg.	Wt., oz.	Copper	Silver	Phosphorus	Cadmium	Melting Temp. Range, ° F	Lg.	Wd.	Ht.	Wt., oz.	Includes		Each
25%	45%	30%	0%	1225° to 1370°	1/16"	60"	1.1	80%	15%	5%	0%	1190° to 1475°	10"	1/8"	0.050"	0.16	4-oz. Jar of Flux	000000	0000000

Brazing Alloys for Joining Aluminum to Copper

Material Composition
Zinc	Aluminum	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg.	Pkg. Qty.		Pkg.
For Joining Aluminum, Brass, Bronze, Copper
85%	15%	0%	720° to 845°	Flux Required	5/64"	20"	13	0000000	00000

Brazing Alloys without Cadmium for Carbide Tool Inserts

Also known as trimetal brazing strips, these alloys have silver with nickel alloy sides and a copper core.

Material Composition
Silver	Copper	Zinc	Nickel	Cadmium	Melting Temperature Range, ° F	Braze Type	Wd.	Ht.	For Joining	Lg.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Copper, Steel
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	1"	0.015"	Brass, Bronze, Carbide, Copper, Steel	13"	0000000	000000
5 1/2 oz.
For Joining Brass, Bronze, Carbide, Copper, Steel
50%	20%	28%	2%	0%	1220° to 1305°	Flux Required	1"	0.015"	Brass, Bronze, Carbide, Copper, Steel	68"	0000000	000000

Brazing Alloys with Cadmium for Carbide Tool Inserts

These alloys are also known as trimetal brazing strips. They have silver with nickel alloy sides and a copper core.

Material Composition
Silver	Copper	Zinc	Cadmium	Nickel	Melting Temperature Range, ° F	Braze Type	Wd.	Ht.	For Joining	Lg.		Each
1.1 oz.
For Joining Brass, Bronze, Carbide, Copper, Steel
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	1"	0.015"	Brass, Bronze, Carbide, Copper, Steel	13"	0000000	000000
5 1/2 oz.
For Joining Brass, Bronze, Carbide, Copper, Steel
50%	15.5%	15.5%	16%	3%	1170° to 1270°	Flux Required	1"	0.015"	Brass, Bronze, Carbide, Copper, Steel	68"	0000000	000000

Brazing Alloys for Aluminum

Material Composition
Aluminum	Silicon	Cadmium	Melting Temperature, ° F	Braze Type	Dia.	Wt., oz.	Includes		Each
88%	12%	0%	1070°	Flux Required	1/16"	3/4	1/3 oz. Tube of Flux	0000000	000000

Brazing Rings for O-Ring Face Seal Fittings for Stainless Steel Tubing

For Use With: Air, Hydraulic Fluid, Water
Melting Temperature Range: 1,270° to 1,500° F
Tubing: Use with seamless or welded 316 stainless steel
Specifications Met: AWS A5.8

Use these brazing rings to weld tubing to an O-ring face seal tube adapter (sold separately).

For technical drawings and 3-D models, click on a part number.

	Material Composition
For Tube OD	Silver	Cadmium	Copper	Zinc	Nickel		Each
1/4"	50%	16%	15%	15%	3%	00000000	00000
3/8"	50%	16%	15%	15%	3%	00000000	0000
1/2"	50%	16%	15%	15%	3%	00000000	0000

Brazing Rings for O-Ring Face Seal Fittings for Steel Tubing

For Use With: Air, Hydraulic Fluid
Tubing: Use with seamless steel
Melting Temperature Range: 1,125° to 1,145° F
Specifications Met: SAE J1453

Use these brazing rings to weld tubing to an O-ring face seal adapter (sold separately).

For technical drawings and 3-D models, click on a part number.

	Material Composition
For Tube OD	Silver	Cadmium	Zinc	Copper		Each
1/4"	45%	24%	16%	15%	0000000	00000
3/8"	45%	24%	16%	15%	00000000	0000
1/2"	45%	24%	16%	15%	00000000	0000

Brazing Rings for Brass and Bronze Unthreaded Pipe and Pipe Fittings

For Use With: Air, Oil, Water, Natural Gas
Specifications Met: MIL-F-1183
Pipe: Use Schedule 40 brass

Snap one of these rings into an unthreaded pipe fitting and braze to unthreaded pipe for an extra-strong, leak-resistant connection.

For technical drawings and 3-D models, click on a part number.

	Material Composition
Pipe Size	Silver	Copper	Phosphorus	Max. Pressure	Max. Steam Pressure		Each
1/2	15%	80%	5%	200 psi @ 72° F	200 psi @ 425° F	0000000	00000
3/4	15%	80%	5%	200 psi @ 72° F	200 psi @ 425° F	0000000	0000
1	15%	80%	5%	200 psi @ 72° F	200 psi @ 425° F	0000000	0000
1 1/2	15%	80%	5%	200 psi @ 72° F	200 psi @ 425° F	0000000	0000
2	15%	80%	5%	200 psi @ 72° F	200 psi @ 425° F	0000000	0000