Flow Control - Valves
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Ball Valves – Stainless Steel & Thermoplastic Range
Derwent Industries offers a comprehensive range of high-quality ball valves designed for industrial performance and reliability.
Stainless Steel Ball Valves (316 Grade)
Available in:
1, 2, and 3-piece configurations
Full bore or reduced bore
T & L port designs
Fire-safe applications
ISO mount pads
Connection types:
Flanged (to Australian and ANSI standards)
BSP threaded
Size range: DN 08 (¼”) to DN 300 (12″)
Pressure ratings: 800 PSI (206 bar) to 1000 PSI (70 bar)
Thermoplastic Ball Valves (FIP Range)
Available in:
2-way and 3-way configurations
T & L port options
Union connections to suit various pipe diameters
BSP thread or flange unions
Size range: DN 10 (10 mm) to DN 100 (100 mm)
Pressure rating: PN 16
Actuation and Customisation
AVFI can fit electric or pneumatic actuators and provide riser extensions to meet your specific requirements, with fast turnaround times.
For full technical specifications, please refer to the relevant product data sheets.
FAQ
What types of ball valves does Derwent Industries offer?
Derwent Industries offers a versatile range of high-performance ball valves suited for corrosive, industrial, and fluid handling environments:
Stainless Steel Ball Valves (316 Grade): Available in 1, 2, and 3-piece designs, with options for full or reduced bore, T & L port flow paths, fire-safe compliance, ISO top mounting pads, and flanged (ANSI/Australian standards) or BSP threaded connections.
Thermoplastic Ball Valves (FIP Range): Available in UPVC and PVC-U in 2-way and 3-way configurations, featuring Easyfit or DualBlock® technology, union connections, and BSP thread or flange union options.
Specialized & Custom Ball Valves: Including segmented ball valves with position indicators, large-bore UPVC ball valves, high-pressure 3-piece series (V3WMHFS-316), and class-rated flanged models (Class 150 & Class 300).
What size ranges and pressure ratings are available for ball valves?
Size ranges and pressure capabilities vary by material:
Stainless Steel Range: Available from DN 08 (1/4″) to DN 300 (12″), with pressure ratings from 800 PSI (55 bar) up to 1000 PSI (70 bar) for standard threaded/flanged options, as well as Class 150 and Class 300 flanged series.
Thermoplastic (FIP) Range: Available from DN 10 (10 mm) to DN 100 (100 mm), rated up to PN 16 (16 bar).
What multi-port porting options are available for flow diversion?
Both the stainless steel and thermoplastic ranges offer 3-way T-port and L-port configurations## Ball Valves – Stainless Steel & Thermoplastic Range
Derwent Industries offers a comprehensive range of high-quality ball valves designed for industrial performance and reliability across various applications, including water, chemical processing, and fire protection.