... spiral nozzle, desulfurizing nozzle, fire protection. Spiral Nozzle Descriptions:The New-type Spiral Nozzles are available in 316L stainless steel for 1 ... 25 bar (2.6 to 11960 L/min) * Inlet connection Type: 1/4", 3/8", 1/2", 3/4", 1", 1 ... -1/2", 2" * Thread Standard: available in type NPT or BSPT male, female and flange connection .Typical Applications ...