The MT Series brass ball valves in dezincification-resistant CW617N alloy (EN 12165) are the standard choice for potable water distribution, HVAC and building services across the UAE and GCC. Rated PN30 with F-F BSP parallel threads to ISO 228-1, they fit directly into standard UAE pipework without adaptors and carry full CE, ACS and WRAS certification for drinking water and food-contact service. Manufactured in Spain to EN ISO 228-1, all sizes are stocked in Dubai for same-day dispatch.
Technical specifications
| Origin | Manufactured in Spain · MT Valves & Fittings |
|---|---|
| Stock location | Dubai, UAE |
Key Features
- CW617N dezincification-resistant brass body — EN 12165 compliant, built for UAE potable water systems
- Full-bore ball design — minimal pressure drop and unrestricted flow at full open
- PTFE ball seat and stem seal — rated −20 °C to +120 °C, chemical-resistant
- Stainless steel AISI 316 stem — blow-out proof, anti-static, corrosion-resistant
- F-F BSP parallel threads to ISO 228-1 — directly compatible with UAE/GCC standard fittings
- CE marked · ACS · WRAS certified — approved for potable water and food-contact service
Certifications
This series is certified per MT Valves & Fittings Declaration of Conformity. Full technical detail available in the official datasheet.
All sizes stocked in Dubai. −30% off MT list price included below. Contact us for volume pricing.
| Size | Code | Weight | Min. Sale | Price | Qty |
|---|---|---|---|---|---|
| 1/2" x 3/4" | 407401520 |
0.22 kg | Box 15 | — | Select → |
| 3/4" x 3/4" | 407402020 |
0.3 kg | Box 11 |
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Frequently Asked Questions
What does the pressure rating PN mean, and is it enough for UAE building systems?
PN (Pressure Nominale) is the maximum working pressure in bar at 20 °C. PN25 and PN30 comfortably exceed typical UAE building water pressure (4–12 bar). For fire-fighting risers up to 20 bar and industrial circuits these ratings remain within safe limits. For higher-pressure steam or industrial applications MT offers PN40 and PN63 ranges.
Why is DZR brass specified for UAE potable-water systems?
Dubai and UAE water supplies are predominantly desalinated — low mineral content, slightly acidic, and aggressive towards standard brass. DZR (Dezincification-Resistant) brass (EN 12165 / CW602N) resists selective zinc leaching that causes standard brass to fail prematurely. DEWA and Dubai Municipality specifications require DZR brass for potable-water pipework.
Are the threads BSP or NPT? Which standard is used in the UAE?
These valves use BSP (British Standard Pipe) threads — the standard throughout the UAE, GCC countries, and most of Asia, Africa, and Europe. NPT (American) threads have a different taper angle and are not interchangeable with BSP. All MT brass ball valves are supplied with ISO 7-1 BSP threads as standard.
What certifications do MT brass ball valves carry?
MT ball valves carry CE marking, comply with PED 2014/68/EU, and are manufactured under ISO 9001:2015. The range holds DVGW (Germany), WRAS (UK) and ACS (France) potable-water approvals — internationally recognised as the highest drinking-water certification standards. Datasheets with certification dossiers are available on request.
What are delivery lead times and minimum order from Dubai stock?
Items marked "In Stock — Dubai Warehouse" ship same or next business day with no minimum order quantity. Delivery within Dubai is typically 1–2 business days; across the UAE 2–3 business days. For project volumes, MT Middle East offers scheduled releases from stock — contact us with your bill of materials for a quotation.