Stainless steel valve manufacturer ● Wenzhou, China
Stainless Steel Valves
Engineered for Mission-Critical Service
Serving oil & gas, chemical, water utility and energy industries
worldwide.
Direct from our 50,000m² integrated plant — in-house casting, no
subcontracting, 3-stage QC on every valve.
— 01 ● Products
Three Product Lines. One Integrated Factory.
From soft-seal ball valves to high-temperature gate valves, from actuated assemblies to custom OEM projects — all manufactured in our Wenzhou plant.
Soft-seat / Hard seated / PTFE-lined / Thread
API 6D ● DIN ● ASME full range
Full Linear Motion Valve Range
API 600 ● DIN ● GB dual-standard
— 02 ● WHY bAUTU
Three Advantages Your Current Supplier Cant't Match
Not the cheapest. The most dependable.
🔩
Stainless Steel Specialist
30 years focused on one material. The depth of craft that generalist factories simply can’t replicate.
🏭
In-House Foundry
Casting → Machining → QC — all under one roof. No outsourced links, no waiting on suppliers.
🌎
China + EU Dual Presence
Manufactured in Wenzhou. European branch in Budapest — EU timezone, local support, one call away.
— 03 ● Our process
Design • Cast • Machine • Test
From the first engineering drawing to the final pressure test – Every step happens inside our 50,000m² plant. No exceptions, no subcontracting.
STEP 01 ● DESIGN
Engineering Design
SolidWorks 3D modeling · OEM custom design accepted
STEP 02 ● CASTING
In-House Foundry
8,000m² owned foundry · 100% in-house, no outsourcing
STEP 03 ● MACHINING
CNC Precision Machining
15,000m² workshop · ISO 2768 standard tolerance
STEP 04 ● QC
3-Stage Quality Control
Casting check → Machining check → 100% hydrostatic test
— 04 ● global reach
Made in China • Supported in Europe • Shipped Worldwide
Our valves serve projects across the Middle East, Southeast Asia, and Europe. Our Budapest EU branch provides local support for European buyers.
🇨🇳 CHINA HQ · MANUFACTURING BASE
Wenzhou Longwan Plant
Address: Longwan District, Wenzhou, Zhejiang
Phone: +86 136 0066 3233
Email: sales@bautu.com
Facility: 50,000m² · 7 Production Zones
🇭🇺 EU BRANCH · BUDAPEST
Hungary EU Branch
Address: Szállás Utca 13, Budapest 1107, Hungary
Phone: +36 30 713 3633
Email: sales@bautu.com
Advantage: EU Timezone · Local Service
start a conversation
Have a Project? Talk to Our Engineers.
Standard product inquiries, OEM custom design, or a factory visit
— a BAUTU engineer responds within 24 hours.
Bautu Valve Manufacturing (Zhejiang) Co.,Ltd.
Web: www.bautu.com
WX/Mobile:13600663233
Address: China,Xinghai Subdistrict, Longwan District, Wenzhou City, Zhejiang Province
Email: sales@bautu.com
