1/8" Diameter Solder | McMaster-Carr

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62 Products

No-Flux Solder for Aluminum

Flux is not required for this solder to form strong joints.

Lead-Free, No Flux Required

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition						2 lb.
	Solder Alloy	Zinc	Aluminum	Lead	Dia.	Melting Temp., ° F	Lg.		Pkg.
For Joining Aluminum



		Zn98Al2	98%	2%	0%	0.125"	760	18"	7664A4	000000

Rosin Flux-Core Solder for Electronics and Electrical Applications

Rosin flux is quick acting with strong cleaning action, but it leaves residue that requires flux remover. This solder is electrically conductive, so it’s good for electronics and electronic applications.

Leaded, Flux Core

Image of Product. Front orientation. Contains Inset. Solder. Rosin Flux-Core Solder for Electronics and Electrical Applications.

		Material Composition
	Solder Alloy	Tin	Lead	Melting Temp., ° F	Dia.	Wt.		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn50Pb50	50%	50%	420	0.125"	1 lb.	7659A141	000000


		Sn60Pb40	60%	40%	370	0.125"	8 oz.	7659A52	00000
		Sn63Pb37	63%	37%	370	0.125"	1 lb.	7659A143	00000

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition
	Solder Alloy	Tin	Silver	Antimony	Copper	Lead	Melting Temp., ° F	Dia.	Wt., lb.		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	—	0.5%	0%	460	0.125"	1	7872A127	0000000


		Sn97Cu2Sb0.8Ag0.2	97%	0.2%	0.8%	2%	0%	460	0.125"	1	7872A124	00000
		Sn97Cu3	97%	—	—	3%	0%	480	0.125"	1	7857A16	00000

Acid Flux-Core Solder for HVAC Applications

Acid flux has strong cleaning action, but leaves corrosive residue that washes away with water. The addition of silver in this solder helps it resist vibration to form strong joints in HVAC systems.

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Silver	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96Ag4	96%	4%	0%	0.125"	430	7791A22	0000000

Solder

Use this solder for general purpose applications. It does not have a flux core, so you can choose the flux that works best for your application.

Leaded, Flux Required

		Material Composition				1 lb.		5 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn50Pb50	50%	50%	0.125"	420	7667A12	000000	7667A22	0000000

Solder for Torch Soldering

This solder does not have a flux core, so you can choose the flux that works best for your application.

Leaded, Flux Required

		Material Composition				1 lb.		5 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Pb60Sn40	40%	60%	0.125"	460	7667A14	000000	7667A21	0000000

Solder for Aluminum

Wire

Without a flux core, this solder allows you to choose the flux that works best for your application. It is lead-free, so it is safer to use than leaded solder and helps meet industry regulations.

		Material Composition
	Solder Alloy	Tin	Zinc	Lead	Melting Temp., ° F	Dia.	Lg., ft.	Wt., lb.		Each
Wire



		Sn60Zn40	60%	40%	0%	635	0.125"	26	1	7664A31	000000

Solder for Electronics and Electrical Applications

Electrically conductive, this solder is best for electronics and electronics applications. It does not have a flux core, so you can choose the flux that works best for your application.

Leaded, Flux Required

		Material Composition				1 lb.		5 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	40%	0.125"	375	7667A11	000000	7667A15	0000000


		Sn63Pb37	63%	37%	0.125"	360	7657A1	00000	7657A2	000000

Lead-Free, Flux Required

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn97Cu3	97%	3%	0%	0.125"	445	7827A15	000000


		Sn99.3Cu0.7	99.3%	0.7%	0%	0.125"	440	7827A25	00000

No-Clean Flux-Core Solder for Electronics and Electrical Applications

The flux leaves minimal residue so there's no need for cleanup. All of this solder is electrically conductive.

Leaded, Flux Core

Image of Product. Front orientation. Contains Inset. Solder. No-Clean Flux-Core Solder for Electronics and Electrical Applications.

		Material Composition				1 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	40%	0.125"	365	4879N58	000000

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition							1 lb.
	Solder Alloy	Tin	Silver	Antimony	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	—	0.5%	0%	0.125"	425	4879N67	0000000


		Sn97Cu2Sb0.8Ag0.2	97%	0.2%	0.8%	2%	0%	0.125"	420	4879N72	00000
		Sn97Cu3	97%	—	—	3%	0%	0.125"	445	4879N78	00000

Quick-Flow No-Clean Flux-Core Solder for Electronics and Electrical Applications

The five flux cores in this solder allow fast soldering that uses solder efficiently and reduces the heat to your joint. The flux it’s filled with leaves minimal residue so there’s no cleanup. This solder is electrically conductive, making it good for electronics and electrical applications.

Leaded, Flux Core

Image of Product. Front orientation. Contains Inset. Solder. Quick-Flow No-Clean Flux-Core Solder for Electronics and Electrical Applications.

		Material Composition							1 lb.
	Solder Alloy	Tin	Silver	Antimony	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	0%	0%	0%	40%	0.125"	365	4879N18	000000


		Sn63Pb37	63%	0%	0%	0%	37%	0.125"	365	4879N28	00000

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition							1 lb.
	Solder Alloy	Tin	Silver	Antimony	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	0%	0.5%	0%	0.125"	425	4879N36	0000000


		Sn97Ag3	97%	3%	0%	0%	0%	0.125"	430	4879N45	00000

Quick-Flow Rosin Flux-Core Solder for Electronics and Electrical Applications

The five flux cores allow fast soldering that uses less solder and transmits less heat to the joint. Rosin flux is quick acting with strong cleaning action but leaves residue that requires flux remover. Since this solder is electrically conductive, it’s good for electronics and electrical applications.

Leaded, Flux Core

		Material Composition				1 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	40%	0.125"	375	7687A14	000000


		Sn63Pb37	63%	37%	0.125"	365	7687A21	00000

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition						1 lb.
	Solder Alloy	Tin	Silver	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	0.5%	0%	0.125"	460	7687A26	0000000


		Sn97Cu3	97%	—	3%	0%	0.125"	445	6985N18	00000

Solder for High-Temperature Applications

This solder keeps its strength in applications where vibration and frequent and extreme temperature changes occur, such as in water lines and refrigeration equipment. It does not have a flux core, so you can choose the flux that works best for your application.

Lead-Free, Flux Required

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Antimony	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn95Sb5	95%	5%	0%	0.125"	460	7668A1	000000

Acid Flux-Core Solder for Electronics and Electrical Applications

Acid flux has strong cleaning action, but leaves corrosive residue that washes away with water. This solder is electrically conductive.

Leaded, Flux Core

		Material Composition				1 lb.		5 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Pb60Sn40	40%	60%	0.125"	460	7658A1	000000	7658A2	0000000


		Sn50Pb50	50%	50%	0.125"	420	7658A4	00000	———	0
		Sn60Pb40	60%	40%	0.125"	375	7658A321	00000	———	0

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition						1 lb.
	Solder Alloy	Tin	Silver	Copper	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	0.5%	0%	0.125"	460	7658A328	0000000


		Sn97Cu3	97%	—	3%	0%	0.125"	445	7844A6	00000

Solder for HVAC Applications

The silver in this solder helps it resist vibration to form strong joints in HVAC systems. Since it doesn’t have a flux core, you can choose the flux that works best for your application.

Lead-Free, Flux Required

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Silver	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96Ag4	96%	4%	0%	0.125"	445	7791A11	0000000

Easy-Clean Flux-Core Solder for Electronics and Electrical Applications

Wash away flux residue from this solder with water. It is electrically conductive, so it is good for electronics and electrical applications.

Leaded, Flux Core

Image of Product. Front orientation. Contains Inset, Border. Solder. Easy-Clean Flux-Core Solder for Electronics and Electrical Applications.

		Material Composition
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F	Wt., lb.	Specs. Met		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	40%	0.125"	365	1	IPC J-STD-006	4871N17	000000

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition
	Solder Alloy	Tin	Silver	Copper	Lead	Dia.	Melting Temp., ° F	Wt., lb.	Specs. Met		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96.5Ag3Cu0.5	96.5%	3%	0.5%	0%	0.125"	365	1	IPC J-STD-006	4871N23	0000000


		Sn97Cu3	97%	—	3%	0%	0.125"	445	1	IPC J-STD-006	4871N27	00000

Solder for Food Service Equipment

Composed of pure tin, this solder is safe for use with food service equipment. It does not have a flux core, so you can choose the flux that works best for your application.

Lead-Free—Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition
	Solder Alloy	Tin	Lead	Melting Temp., ° F	Solder Type	Dia.	Wt., lb.		Each
For Joining Brass, Bronze, Copper, Stainless Steel, and Steel



		Sn100	100%	0%	450	Lead-Free, Flux Required	0.125"	1	7656A1	000000

Solder for Machine Soldering

This solder does not have a flux core, so you can choose the flux that works best for your application.

Leaded, Flux Required

		Material Composition				1 lb.		5 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Pb70Sn30	30%	70%	0.125"	490	7667A25	000000	7667A26	0000000

No-Flux Brazing Alloys for Aluminum

No need to add flux when brazing aluminum parts such as radiators, power tools, and castings—these alloys don’t require it. All have excellent corrosion resistance. They don’t contain cadmium, so they’re safer than other brazing alloys with cadmium and help you meet industry regulations.

	Braze Type	Dia.	Lg.	Approx. Rods per lb.	Wt., lb.		Each
For Joining Aluminum



	720 to 735	No Flux Required, Without Cadmium	1/8"	18"	20	1	7335N11	000000

High-Melting-Point Solder for Electronics and Electrical Applications

The high melting point prevents remelting when soldering successive joints with another solder. This solder is electrically conductive. Without a flux core, it allows you to choose the flux that works best for your application.

Leaded, Flux Required

Image of Product. Front orientation. Solder. High-Melting-Point Solder for Electronics and Electrical Applications.

		Material Composition					1 lb.		5 lb.
	Solder Alloy	Tin	Silver	Lead	Dia.	Melting Temp., ° F		Each		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Pb97.5Ag1.5Sn1	1%	1.5%	97.5%	0.125"	580	7667A23	000000	7667A24	0000000

Quick-Flow Easy-Clean Flux-Core Solder for Electronics and Electrical Applications

Electrically conductive and with five flux cores, this solder speeds up the process of soldering electronics, so you use less solder and transmit less heat to the joint. Easily wash away the flux residue with just water.

Leaded, Flux Core

		Material Composition				1 lb.
	Solder Alloy	Tin	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn60Pb40	60%	40%	0.125"	365	4873N15	000000


		Sn63Pb37	63%	37%	0.125"	365	4873N19	00000

Solder for Stainless Steel

Without a flux core, this solder allows you to choose the flux that works best for your application.

Leaded, Flux Required

		Material Composition					1 lb.
	Solder Alloy	Tin	Silver	Lead	Dia.	Melting Temp., ° F		Each
For Joining Stainless Steel



		Pb54Sn45Ag1	45%	1%	54%	0.125"	410	7656A4	000000

No-Clean Flux-Core Solder for High-Temperature Applications

The flux leaves minimal residue so there's no cleanup. The solder keeps its strength in applications where vibration and frequent and extreme temperature changes occur, such as in water lines and refrigeration equipment.

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Antimony	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn95Sb5	95%	5%	0%	0.125"	460	7837A38	000000

Easy-Clean Flux-Core Solder for High-Temperature Applications

The flux residue easily washes away with water. The solder keeps its strength in applications where vibration and frequent and extreme temperature changes occur, such as in water lines and refrigeration equipment.

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Antimony	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn95Sb5	95%	5%	0%	0.125"	460	7843A46	000000

Rosin Flux-Core Solder for High-Temperature Applications

Rosin flux is quick acting with strong cleaning action, but leaves residue that requires flux remover. The solder keeps its strength in applications where vibration and frequent and extreme temperature changes occur, such as in water lines and refrigeration equipment.

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Antimony	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn95Sb5	95%	5%	0%	0.125"	460	7830A25	000000

Rosin Flux-Core Solder for HVAC Applications

Rosin flux is quick acting with strong cleaning action, but leaves residue that requires flux remover. The addition of silver in this solder helps it resist vibration to form strong joints in HVAC systems.

Lead-Free, Flux Core

Lead-free solder is safer to use than leaded solder and helps meet industry regulations.

		Material Composition					1 lb.
	Solder Alloy	Tin	Silver	Lead	Dia.	Melting Temp., ° F		Each
For Joining Brass, Bronze, Copper, Nickel, Stainless Steel, and Steel



		Sn96Ag4	96%	4%	0%	0.125"	430	7859A25	000000

Brazing Alloys

Use these brazing alloys with a variety of metals.

Flux Required, Without Cadmium—For Joining Brass, Bronze, Cast Iron, Copper, Nickel, Stainless Steel, and Steel

Image of Product. Front orientation. Brazing Alloys. Brazing Alloys.

Alloys without cadmium are safer to use than brazing alloys with cadmium and help meet industry regulations.

RBCuZn-C—RBCuZn-C alloys create less fumes than other alloys. Use them in most general purpose applications.

	Material Composition								1 lb.		5 lb.
AWS Material Code	Copper	Zinc	Tin	Cadmium	Melting Temp. Range, ° F	Dia.	Lg., ft.	Approx. Rods per lb.		Pkg.		Pkg.
RBCuZn-C	58%	41%	1%	0%	1,595 to 1,630	1/8"	3	7	7972A208	000000	7972A209	000000

Flux-Included Brazing Alloys

No need to add flux—these alloys have it built in. Use them in general purpose applications with most metals. These alloys do not include cadmium, so they are safer to use than brazing alloys with cadmium and help meet industry regulations.

Flux Coated, Without Cadmium—For Joining Brass, Bronze, Cast Iron, Copper, Nickel, Stainless Steel, and Steel

Image of Product. Front orientation. Brazing Alloys. Flux-Included Brazing Alloys.

RBCuZn-C—RBCuZn-C alloys create less fumes than other alloys.

	Material Composition								1 lb.		5 lb.
AWS Material Code	Copper	Zinc	Tin	Cadmium	Melting Temp. Range, ° F	Dia.	Lg.	Approx. Rods per lb.		Pkg.		Pkg.
RBCuZn-C	58%	41%	1%	0%	1,595 to 1,630	1/8"	36"	6	7972A228	000000	7972A229	000000

High-Strength Brazing Alloys for Copper

These BCuP-5 alloys create stronger bonds than standard brazing alloys for copper. They do not contain cadmium, so they are safer to use than brazing alloys with cadmium and help meet industry regulations.

		Material Composition								Pkg. of 4		Pkg. of 16
	AWS Material Code	Silver	Copper	Phosphorus	Cadmium	Melting Temp. Range, ° F	Braze Type	Dia.	Lg.		Pkg.		Pkg.
For Joining Brass, Bronze, and Copper



		BCuP-5	15%	80%	5%	0%	1,190 to 1,480	Flux Required, Without Cadmium	1/8"	18"	7810A47	000000	7810A52	0000000

Gap-Filling Brazing Alloys for Copper

Melting into a thick liquid, these BCuP-3 alloys fill in larger gaps than standard brazing alloys for copper. They do not contain cadmium, so they are safer to use than brazing alloys with cadmium and help meet industry regulations.

		Material Composition
	AWS Material Code	Silver	Copper	Phosphorus	Cadmium	Melting Temp. Range, ° F	Braze Type	Dia.	Lg.	Pkg. Qty.		Pkg.
For Joining Brass, Bronze, and Copper



		BCuP-3	5%	89%	6%	0%	1,190 to 1,500	Flux Required, Without Cadmium	1/8"	20"	10	7795A29	000000