Manufacturing Standards

Seaway is a major producer of pipe plugs and drain plugs for the global market and manufactures a variety of American, DIN, British and Japanese standard taper thread pipe plugs and drain plugs to comply with eleven different manufacturing standards.

Click on a standard below to see a list of products available in that category. And remember, our products can be produced in steel, alloy steel, stainless steel, brass and aluminum.

American ASME B16.11
Standard Taper Thread Pipe Plugs

American ASME/ANSI B16.14
Standard Taper Thread Pipe Plugs

American SAE J531
Pipe Plugs and Drain Plugs

American Flush Seal 7/8 Taper
Taper Thread Pipe Plugs

British Standard BSPT/BS21
Whitworth Taper Thread Pipe Plugs

Japanese JASO/JIS D2101
Taper Thread Pipe Plugs

Japanese Flush Seal 3/4 Taper
Taper Thread Pipe Plugs

DIN 906/158 Metric
Taper Thread Pipe Plugs

DIN 906/3858 British Standard
Whitworth Taper Thread Pipe Plugs

DIN 909/158 Metric
Taper Thread Pipe Plugs

DIN 909/3858 British Standard
Whitworth Taper Thread Pipe Plugs