Solder Plating in Binghamton, NY

Established in 1928, Keystone Corporation is Binghamton, New York's metal finishing company for the best quality electrodeposited tin lead or solder plating at your needed specifications. Keystone's solder plating provides for quality solderability in electronic applications, and Keystone's Bright solder plating provides an aesthetic finished appearance without the need to reflow.

Solder plating or tin lead plating

Tin lead plating, also known as solder plating, combines tin and lead in various alloy compositions to provide a proper fuse or finish on your components, and tin plating resists corrosion while providing good conductivity. Keystone Corporation can handle the plating of industrial and electronic products in Binghamton, NY, with both rack and barrel application processes.

Our Alloys

Keystone offers both Matte (grain size of 1-9 um diameter) and Bright (grain size in the sub-micron range of 0.1 um) finishes at several industrial standards, including ASTM B579, to provide protection against corrosion, to improve the solderability of the product over time, and to prevent galling characteristics caused by a combination of friction and adhesion.

Keystone Corporation offers tin lead plating or solder plating in the following ratios:

- 60/40 (60% tin, 40% lead)

- 90/10 (90% tin, 10% lead)

- 95/5 (95% tin, 5% lead)

- Other alloy compositions available upon request

Our specifications

- MIL-P-81728

- AMS-P-81728

- ASTM B579

- M230 of MIL-F-14072

- Commercial and customer generated specifications

Contact Keystone Corporation For More Information About Our Solder Plating


For more than 90 years, Keystone Corporation has assisted customers in completing commercial orders ranging from a few specialized pieces to high-volume applications. All finishes are available for both Rack and Barrel plating applications. We maintain superior quality control through the entire finishing process, ensuring top-quality Tin/Lead plating at an affordable cost for any project. Our experienced staff will provide technical assistance as well as Certificates of Compliance to commercial, government, AMS, ASTM, and MIL specifications. Meeting your manufacturing needs is our top priority at Keystone Corporation. Contact us today to receive a personalized quotation based on your specific requirements.

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Plated metal parts