JIS B2311 is a Japanese Industrial Standard that specifies the dimensions, materials, and technical requirements for steel butt-welding pipe fittings. These fittings are designed to be welded to the ends of pipes to create a secure and leak-tight connection in various industrial piping systems.

Materials:

1. Carbon Steel (JIS G3452, JIS G3454, SS400)
2. Stainless Steel (JIS G3459, JIS G3468, SUS304/304L, SUS316L, SUS321)
3. Alloy Steel (JIS G3458)

Dimensions: JIS B2311

Size：1/2″-24Seamless      4″-72″ Seam-welded