Product Catalog
Browse HHSV safety and pressure-relief valve families, compare available products and open the technical product record.
Spring Loaded
Model A21H-16/25/40/64/100-C; A21W-16/25/40/64/100-P/R; A21F-16/25/40-C/P/R
Spring loaded low lift safety valve with external thread connections for overpressure protection of equipment and pipelines. Available in DN15–DN25, with pressure, temperature and material options depending on…
View ProductSpring Loaded
Model A37H-16/25/40-C; A38Y-16/25/40-C; A43H-16/25/40-C
Duplex spring safety valve assembly with two safety valves of the same model and size mounted on a Y-type joint. Designed for steam and air overpressure protection at…
View ProductSpring Loaded
Model A41H-16/25/40-C/P/R
Spring loaded low lift safety valve with a closed design and flanged connections for equipment and pipeline overpressure protection. Available in PN16, PN25 and PN40, with nominal sizes…
View ProductSpring Loaded
Model A41Y-64/100-C/P/R
Spring loaded low lift safety valve with a closed design and flanged connections for equipment and pipeline overpressure protection. Available in PN64 and PN100, with nominal sizes from…
View ProductSpring Loaded
Model A42Y-16/25/40-C/P/R
Spring loaded full lift safety valve with a closed design and flanged connections for equipment and pipeline overpressure protection. Available in PN16, PN25 and PN40 with inlet sizes…
View ProductSpring Loaded
Model A42Y-64/100-C/P/R
Spring loaded full lift safety valve with a closed design and flanged connections for equipment and pipeline overpressure protection. Available in PN64 and PN100 with inlet sizes from…
View ProductSpring Loaded
Model A44Y-16/25/40-C/P/R
Spring loaded full lift enclosed safety valve with a spanner and flanged connections for overpressure protection. Available in PN16, PN25 and PN40 with inlet sizes from DN20 to…
View ProductSpring Loaded
Model A44Y-64/100-C/P/R
Spring loaded full lift enclosed safety valve with a spanner and flanged connections for overpressure protection. Available in PN64 and PN100 with inlet sizes from DN20 to DN150,…
View ProductPilot Operated
Model A46Y/F-16/25/40-C/P/R
Pilot operated safety valve for overpressure protection of pressure equipment, vessels and pipelines, with flanged connections and PN16/25/40 pressure ratings.
View ProductPilot Operated
Model A46Y/F-64/100/160-C/P/R
Pilot operated safety valve for overpressure protection of pressure equipment, vessels and pipelines, with flanged connections and PN64/100/160 pressure ratings.
View ProductSpring Loaded
Model A47H-16/25/40-C
Spring loaded low lift safety valve with a spanner and flanged connections for steam and air service. Designed for equipment and pipeline overpressure protection at temperatures up to…
View ProductSpring Loaded
Model A47Y-64/100-C
Spring loaded low lift safety valve with a spanner and flanged connections for steam and air service. Designed for equipment and pipeline overpressure protection at temperatures up to…
View ProductApplication Review
Send the medium, set and operating pressure, temperature, required capacity, backpressure, connections, materials and certification requirements.
