BALL VALVES · DIRECT FROM FACTORY
Ball Valves
Soft-Seated · Metal-Seated · PTFE-Lined · Threaded · Carbon Steel
30 years focused on ball valves. 5 product series, all cast and machined in our own 50,000 m² foundry in Wenzhou
API 6D · DIN · ASME certified. DN8 to DN600. OEM available.
30+
Years Foundry
50.000㎡
Integrated Plant
5 Series
Full Ball Valve Range
100%
Hydro-Tested
Soft-Seated Ball Valves
PTFE seat, suitable for water, oil and chemical media. Operating temp -40°C to +180°C. Flanged connection, API 6D · DIN full range.
API 6D/ API 608 Soft-Seated Ball Valve - Low Platform
Class 150/300 · NPS 1/2″ -8″ · WCB / CF8 / CF8M
JIS/B2011 Soft-Seated Ball Valve - High Platform
5K / 10K / 20K / 30K · 15A – 200A · SCS13 / SCS14
GB/T 12237 Soft-Seated Ball Valve - Standard Platform
PN10 / PN16 / PN25 / PN40 · WCB / CF8 /CF8M
Metal-Seated Ball Valves
Metal-to-metal seating, for high-temperature / high-pressure service, steam, heavy oils and abrasive media. Up to +425°C.
API 6D/API 608 Metal-Seated Ball Valve - Low Platform
Class 150/300 · NPS 1/2″ -8″ · WCB / CF8 / CF8M
GB/T 12237 Metal-Seated Ball Valve - Low Platform
PN16 / PN25 / PN40 · DN15 – DN200 · WCB / CF8 · CF8M
GB/T 12337 Metal-Seated Ball Valve – Standard Platform
PN16 / PN25 / PN40 · DN15 – 200 · CF8 / CF8M / WCB
PTFE-Lined Ball Valves
Full-bore PTFE lining, designed for highly corrosive media — strong acids, alkalis, organic solvents. Flanged, DN15–DN200.
GB/12237 PTFE Lined Ball Valve - High Platform
PN16 / PN25 · DN25 / DN200 · CF8 · CF8M Body
Threaded Ball Valves
Description: BSP / NPT threaded ends. Compact installation, ideal for small-bore systems. 2PC / 3PC body construction. DN8–DN100.
3-Piece Threaded Ball Valve (Q11F, Dismantlable)
Q11F · 1000 WOG · DN8 – DN100 · All SS304
Carbon Steel Ball Valves
ASTM A216 Gr.WCB carbon steel body for oil, gas and high-temperature steam.
Cost-effective for non-corrosive service, rated to +425°C.
API 6D/API 608 WCB Carbon Steel Ball Valve - Low Platform
Class 150/300 · NPS 1/2″ -8″ · WCB Carbon steel
— WHY bAUTU
Why Bautu Ball Valves Are Worth Specifying
In-House Foundry — 100% Material Traceability
Casting → machining → QC all within our 50,000m² Wenzhou plant. No subcontracting, no material substitution risk. Mill certificates issued with every order, audit-ready documentation
Every Valve — 100% Individual Hydrostatic Test
Per API 598: shell, seat and backseat pressure tests performed on every single valve — not batch-sampled. Test reports shipped with the goods.
Get in touch
Need a Ball Valve Quote or Selection Support?
Tell us the size, pressure rating, media, standard and quantity — our sales team replies within 24 hours.