Your Trusted Partner in High-Performance Valve Solutions
At WELKIN, we go beyond manufacturing. Our comprehensive engineering services ensure that every valve delivers peak performance, safety, and reliability—no matter the application.
Your Trusted Partner in High-Performance Valve Solutions
At WELKIN, we go beyond manufacturing. Our comprehensive engineering services ensure that every valve delivers peak performance, safety, and reliability—no matter the application.
Expert advice from concept to commissioning
Our engineering team provides one-on-one consultation throughout your project:
Application-specific valve selection
Material and seal recommendations
Compliance with global standards (API, ASME, ISO, etc.)
Troubleshooting and system integration support
We help you choose smarter, run longer, and reduce lifecycle costs.
From soft seals to metal-to-metal shutoff, we match sealing types to your exact needs.
Options include:
Soft Seals (PTFE, EPDM, NBR)
Metal Seals for high-temp/high-pressure
Triple Offset for zero-leakage performance
Advanced designs: Fire-safe, cryogenic, and spring-energized seals
For harsh chemicals or aggressive media, we offer internal linings such as:
PFA / PTFE for extreme chemical resistance
EPDM / NBR for water, steam, and oil
Viton for high-temp, aggressive fluids
Durable. Compatible. Cost-effective.
We select materials based on strength, corrosion resistance, and temperature tolerance.
Key options include:
Duplex / Super Duplex Stainless Steel
Chrome-Moly Alloy Steel (F11, F22, F91)
Bronze & Brass for marine or utility systems
Every project is different. We tailor valves to fit your exact specifications:
Custom materials, sizes, and end connections
Special coatings for corrosion or high-temp use
Industry-specific standards and performance testing
Flexible actuator configurations
We deliver valves ready to install—safe, secure, and protected:
Moisture- and shock-resistant packaging
Sturdy wooden crates with clear labels
Custom packing for sensitive or oversized valves
Logistics coordination for on-time global delivery
Fast, flexible guidance—wherever you are.
Our remote support team provides:
Real-time video installation walkthroughs
Step-by-step commissioning instructions
Troubleshooting and performance verification
Operator training for long-term reliability
Our job doesn’t end at delivery. WELKIN offers:
Maintenance manuals provided with each shipment
Reliable supply of genuine spare parts for all valve models and configurations
Troubleshooting support via email, phone, or video call
Quick response for urgent replacement needs
Long-term support contracts available on request
We stand behind every valve, every step of the way.
