Roofing & Plumbing

Lead Solder

Bar and wire solder in 40/60, 50/50, and 60/40 alloys, extruded to federal specifications for plumbing and sheet work.

Made in the U.S.A.ISO 9001:2025 Certified
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Lead Solder
Roofing & PlumbingMayco Industries
Manufactured
In-house
Quality
ISO 9001
Customization
Engineering support
Lead times
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Description

Overview

Bar and wire solder in 40/60, 50/50, and 60/40 alloys, extruded to federal specifications for plumbing and sheet work.

Top National Lead Product Manufacturer Offering Lead Solder for Plumbing Essential for a wide-variety of plumbing repairs, lead solder is an essential for nearly every plumbing professional. We are the largest lead product producer in the country, supplying the national market with everything from plumbing lead, to flashing, to lead solder bars, and many more lead-based items.

50-50 Bar Solder Designed to meet federal specifications, our bar solder is available in several different sizes and alloys. Depending on what you need it for, we are able to recommend a particular alloy that is appropriate. If you cannot see the alloy you are looking for among the options we have got on offer, or want something specialized, tell us your requirements and we can create a solder that will meet your needs. Mayco Lead Solder is offered in a variety of sizes and alloys produced to meet Federal Specifications. We offer extrusions in 1/4 lb, 1/3 lb, 1/2 lb, and 1 lb bars, and wire solders in 1 lb, 5 lb, and 25 lb spools. Standard alloys include 40/60, 50/50, and 60/40. We can make other alloys as you need them. 50 lb cartons of 50/50 bars and 50/50 1 lb spools available for same-day shipping.

High-Quality Lead Solder in Plumbing Work All the lead solder we provide is made to the very highest possible standards from premium grade lead. We build quality into every part of our manufacturing process, ensuring that when you turn to us for your lead solder or other products, you are receiving high-grade options from a company that has a national reputation for quality and value.

Lead Solder Bars in the Volumes You Need Because we are such a large company, we have enormous capacity to meet high-volume orders quickly, as well as offer swift delivery and dependable production. To find out more about our exceptional selection of lead-solder options, or to place an order, call us at (800) 749-6061.

Applications

Typical applications

Where this product is engineered to perform.

  • Plumbing joint sealing and copper drain assemblies

  • Sheet metal and architectural lead flashing seam joining

  • Stained glass fabrication and decorative metalwork

  • Radiator and industrial heat exchanger assembly

Industries

Industries served

Commercial ContractorsRoofingPlumbing SupplyOEMs
Specifications

Product specifications

Bar Solder Extrusions1/4 lb, 1/3 lb, 1/2 lb, and 1 lb extruded bars
Wire Solder Spools1 lb, 5 lb, and 25 lb spools
Standard Alloys40/60 (Tin/Lead), 50/50, and 60/40 (custom alloys blended on request)
Federal SpecificationsProduced to meet strict Federal Specifications (ASTM / Fed-Spec)
Same-Day Shipping50 lb cartons of 50/50 bars and 50/50 1 lb spools ready for same-day shipping

Specifications subject to custom engineering and alloy options. Contact Mayco engineering for specific sizes, tolerances, and custom certifications.

Engineering Support

Need a custom size, alloy, or configuration?

Mayco provides engineering support and design consultation — from small radiation shielding jobs to large ballast projects. Our team can help specify the right product, dimensions, and tolerances for your application.

Made in the U.S.A.

Every Mayco product is manufactured in-house across our U.S. plants and backed by our ISO 9001 quality system.

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