The Most Frequently Asked Questions You Want to Know
The answers to the most frequently asked questions about our products can be found here. Should you want to know more, we are at your disposal personally.
Enterprise Questions
Most frequent questions and answers
Xintai valve group established in 1998, we have a workforce of 580 employees.Our precision machining bases located at four regions: Wenzhou Airport New Zone, Oubei, Tianjin, and Lishui.We have own foundry in Wenzhou. Our main products are ball valves, gate valves, globe valves, check valves butterfly valves, strainer, safety valve etc, mainly used in oil and gas, chemical, water treatment, power plant and defense sectors.
Our annual output is 270,000 valves.
Our certifications include:
- ISO 9001 (Quality Management)
- ISO 14001 (Environmental Management)
- ISO 45001 (Occupational Health & Safety)
- CE Certification
- SIL Certification (Safety Integrity Level)
- API 6D, API 600, API 602 (Petroleum Industry Standards)
- API 624 (Emissions Testing)
- ISO 15848 (Valve Sealing Performance)
Yes, we have cooperated with customers in more than 50 countries around the world, like PETRONAS, PETROBRAS, PARCO, Argentina YPF,Singapore municipal water treatment project and so.
Product Problems
Most frequent questions and answers
It is recommended to choose from the following 4 dimensions:
① Medium type (gas/liquid/corrosive substances)
② Working temperature (stainless steel and carbon steel are recommended for -29℃~200℃, and special alloys are required for ultra-high temperature)
③ Pressure level (cast iron can be used for low pressure PN16 and below, and forged steel is required for high pressure PN64 and above)
④ Control mode (manual/electric/pneumatic)Actuation Method: Manual/Electric/Pneumatic
Yes, we can do customer-made valve, please provide specifications including size, pressure, material, end connections.
Ball Valve:1/2″-48″(DN15-DN1200 ) Class 125-2500#(PN6-PN420)
Butterfly Valve: 2″-128″(DN50-DN3200 ) Class 125-600#(PN6-PN100)
Gate Valve: 1/2″-60″(DN15-DN1500 ) Class 125-2500#(PN6-PN420)
Globe Valve: 1/2″-24″(DN15-DN600 ) Class 125-2500#(PN6-PN420)
Check Valve: 1/2″-28″(DN15-DN700 ) Class 125-2500#(PN6-PN420)
Our valves comply with the international mainstream standards API6D,API600,API602 standard, GOST standard, DIN standard, JIS standard, GB standard.
Sales Problems
Most frequent questions and answers
No request on the MOQ.1 set is ok for us.
We primarily accept T/T,30% for deposit, the balance paid before shipment.
The normal delivery time is 45 days, it depends on the order volume and product complexity.
Yes, we furnish sample for comprehensive evaluation to guarantee that the mass-produced goods will fully comply with the project specifications.
Yes, we provide technical drawings to ensure that the production is in full accordance with the drawings We normally provides drawings for customers to check and confirm before production.
Service Problem
Most frequent questions and answers
We have a professional quality inspection team , providing full-process quality inspection from raw materials to casting, finishing, assembly and final inspection. Each batch of valves comes with a product inspection report to provide customers with high-quality and reliable products.
The warranty period is 12 months since shipment.
Please provide video or picture so that our engineering team can check the cause of the problem, and we will provide online technical guidance, and if necessary, we will resend a new set of product to you.
