What types of valves do we provide?
We provide butterfly valves, gate valves, ball valves, globe valves, check valves, knife gate valves and other types, suitable for water treatment, chemical industry, irrigation, oil and gas, fire protection, ship engineering and other fields.
What are the valve material options?
Common materials include cast iron, ductile iron, stainless steel (304/316), carbon steel, etc., which can be customized according to the media and working conditions.
What is the minimum order quantity (MOQ)?
Standard products can be purchased in single piece. For customized valves, please contact the sales department.
How long is the delivery time?
Standard products usually take 3-7 days, and customized valves take 15-30 days. YIFA keeps a big stock of materials and can produce 1,000 sets of valves per day; normal order’s delivery time is within 7 days.
Does it support global delivery?
Yes, we can provide shipping services.
What should I do if leakage occurs after the valve is installed?
Please first check whether the sealing surface is damaged or the fasteners are loose. If the problem persists, please contact the after-sales team for technical support.
Is there any quality certification?
Our products are certified by ISO 9001, CE, WRAS, EAC, ISO 14001 and ISO 45001.
How long is the warranty period?
Generally, the product warranty period is 12 months (non-human damage). YIFA also states that every valve carries at least 24 months of quality warranty, and we will take responsibility for every quality issue.
Can you provide valve maintenance services?
Yes, we provide inspection, repair and parts replacement services.
Are there any samples in stock?
Standard products are in stock and samples can be provided quickly.
