Medium- and High-Pressure Check Valves (IPT Series)
Ball-seal poppet, soft-seal poppet or dual-seal ball check valves are available with working pressures up to 60 000 psig (4134 bar) and a nominal cracking pressure of 15 psi (1.0 bar) in 316 stainless steel with end connections 1/4 to 1 in. in size. These valves are available for sour gas applications with materials selected in accordance with NACE MR0175/ISO15156.
|Working Pressure||Up to 60 000 psig (4134 bar)|
|Temperature||Up to 650°F (343°C)|
|Nominal Cracking Pressure||15 psi (1.0 bar), optional pressures available|
|Body Material||316 stainless steel|
|Seal Options||Ball-seal poppet – metal-to-metal seat
Soft-seal poppet – O-ring seat, standard material is HNBR
Dual-seal ball – glass-filled PTFE seat, backed by metal-to-metal sealing
|Type||Swagelok FK medium-pressure tube fittings (soft-seal and ball-seal only), female NPT, cone and thread|
|Size||1/4 to 3/4 in. (FK medium-pressure tube fitting); 1/8 to 1 in. (female NPT), 1/4 to 1 in. (cone and thread)|
View and purchase our most widely used medium and high-pressure valves.
|Safe Product Selection:
The complete catalog contents must be reviewed to ensure that the system designer and user make a safe product selection. When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user.
Caution: Do not mix/interchange Swagelok two-ferrule tube-fitting end connection components (or other products not governed by industrial design standards) with those of other manufacturers.