Carbide Welding Rods | McMaster-Carr

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Carbide

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	Shape Shape


Rod	Coil

Sheet and Bar

	Diameter Diameter

	Length Length

	Width Width

1/2"

5/8"

3/4"

	Braze Type Braze Type

Flux Required

Flux Coated

	Melting Temperature Melting Temperature

	Specifications Met Specifications Met

AWS

Fed. Spec.

SAE

	Weight Weight

Less than 1 lbs.

1 to 9.9 lbs.

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

DFARS Specialty Metals
COTS-Exempt

	Height Height

0.005"

0.010"

0.015"

	Approximate Rods per Pound Approximate Rods per Pound

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51 Products

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

Pkg.

Material Composition
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 Standards, Fed. Spec. QQB-654A	8	00000000	0000000
45%	30%	25%	0%	1175° to 1235°	Flux Coated	3/32"	18"	AWS Standards, Fed. Spec. QQB-654A	8	00000000	000000

1 lbs.

Material Composition
Silver	Copper	Zinc	Cadmium	Melting Temperature Range, ° F	Braze Type	Dia.	Lg.	Specifications Met	Approximate Rods per Pound		Pkg.
45%	30%	25%	0%	1175° to 1235°	Flux Coated	1/16"	18"	AWS Standards, Fed. Spec. QQB-654A	32	00000000	0000000
45%	30%	25%	0%	1175° to 1235°	Flux Coated	3/32"	18"	AWS Standards, Fed. Spec. QQB-654A	32	00000000	000000

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

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 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

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

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 1/2 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

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 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