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Materials & Finishes

Special Long-Length Fasteners

Seaway manufactures special long-length fasteners from many different materials. After producing the base part, finishes and sealants can be applied per customer specifications. Seaway can also help you select the appropriate finish and/or sealant for your specific application.

Materials

  • Low Carbon Steel
  • Medium Carbon Steel
  • Alloy Steel
  • Stainless Steel
  • Brass
  • Aluminum

Finishes, Plating and Corrosion Protection

  • Black Oxide
  • Cadmium
  • Deltatone/Deltaseal
  • Geomet
  • Zinc+Clear Chromate - TriValent
  • Zinc+Clear Chromate - TriValent - Hi-Corrosion
  • Zinc+Yellow DiChromate
  • Zinc Phosphate

Pre-Applied Sealants and Adhesives

  • Federal Process
  • Henkel / Loctite
  • ND Industries
  • Precote/omniTECHNIK
  • 3M

Coating Examples:

Indented Hex Head Machine Screw - Steel with Sealant

machine screw

Round Head Rivet - Stainless Steel

stainless steel machine screw

Slotted Round Head Machine Screw - Brass

brass machine screw

Powder Coated Carriage Bolt - Steel

steel bolt

Double End Stud - Steel

double end stud fastener

Manufacturer of Cold Headed Pipe Plugs and Long-Length Fasteners