Square Head Plug

We are manufacturer of square head plug and supplies NPT BSPP in kinds of materials such as carbon steel, stainless steel, alloy steel.

Feature

Size: from 1/8″ to 4″ (DN6-DN100)
Threads: NPT, NPSC, SAE, BSPT, BSPP
Material: Carbon Steel, Stainless Steel, Alloy Steel.
Standard: ANSI B16.11, GB/T14383,BS3799
Finish:Galvanized or Oil