Coliter ® Brass Ball Valve – Lead-Free, PN16, Full-Port
QF1026 Brass Ball Valve – Compact 2-Piece Design for Water & Heating Systems
The Coliter® QF1026 Brass Ball Valve is a lead-free, full-port ball valve designed for reliable shut-off in residential and commercial plumbing, heating, and utility applications. Constructed from forged brass with a chrome-plated ball and PTFE seats, it ensures smooth quarter-turn operation and bubble-tight sealing. The valve features ISO 228 (BSP) parallel female threads on both ends and is rated at PN16 (1.6 MPa), suitable for water, non-corrosive liquids, and saturated steam within a temperature range of -20°C to 110°C. With a compact two-piece body design and a durable lever handle for clear open/close indication, the QF1026 offers excellent value, long service life, and easy installation—ideal for branch lines, appliance connections, and general-purpose isolation.
Installation diagram
Product Description
| DN | G | D | L | H | A |
| 25 | G1" | 20 | 61 | 60 | 96.5 |
Technical Specifications
Nominal Pressure:1.6 MPa
Working Medium:Water, Non-corrosive Liquids, Saturated Steam
Working Temperature:-20℃ ≤ t ≤ 110℃
Pipe Threads:ISO 228
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Faq - Frequent questions
Introduction to Brass ball valve
Coliter® offers a comprehensive range of lead-free brass ball valves for residential, commercial, and light industrial applications. Our portfolio includes full-bore designs with lever or knob handles, available in female/male/union thread configurations (BSP ISO 228), extended stems for buried installations, and specialized variants with filters or thermowells. All valves feature PTFE seats, chrome-plated balls, and are rated at PN16 (1.6 MPa), suitable for water, oil, gas, and saturated steam up to 110°C. Compliant with WRAS, ACS, and GB/T 17241 standards, Coliter brass ball valves deliver bubble-tight shut-off, low torque operation, and long service life across plumbing, heating, irrigation, and utility systems.
