Two Piece Flange Ball Valve
Test / Inspection:
Face To Face:
PS: We also can do according to customer's requirements.
DBV ball valve adopts the standard bolts and nuts. It could
extend the valve longer service life.
DBV ball valve adopts the standard flange.
The yoke design is convenient for assembling worm gear, pneumatic, electric, hydraulic and
pneumatic & hydraulic actuators.actuators.
Nitriding thicken stem.
Why Choose DBV Valve?
Floating ball's structure is simple and suitable for small size valve
(maximum up to 6"). In floating valve the ball floats axially due to
pressure granting the sealing with seat downstream (close position).
DBV provides spare parts for customer's requirements.
Nitriding Thicken Stem Design
Factory Direct Sales
Our products are with 2 years quality assurance and lifelong maintenance.
Warranty time starts from the dispatch of the goods. Quality assurance means
all the cost arising form the quality problems caused by the manufacturer within
two years will be afforded by us.
Delivery Time and Method
In general, the delivery time will be confirmed with the customer in the order,
1-2 days after getting the bank receipt or deposit , the goods will make arrangements.
Shipment: CIF, FOB,etc.
Transportation: air, sea, train, logistics.
We have an email specialized for customer to ask the position of the shipment
and the express, also make the complain or suggestion.
Free Installation Guide
After receiving the goods, you will get a installation guide from our professional techs.
Q1. Are you a factory or trading company?
A: We are a factory specialized in manufacturing valves over 15 years. We both have factory in Wenzhou and Shanghai.
Q2. Can I have a sample order for valve?
A: Yes, we welcome sample order to test and check quality.Mixed samples are acceptable. The sample is free.
Q3.Do you have any MOQ limit for valve order?
A: Low MOQ, 1pc for sample checking is available
Q4. How do you ship the goods?
A: We usually ship by sea, by air, by courier, etc.
Q5. How to check the process of the order?
A: You can check your order on our website after we provide you account and password.
Q6: Do you offer guarantee for the products?
A: Yes, we offer 2 years warranty to our products and we could repair freely for lifelong time.
Q7: Can you print our Logo on the valves?
A:Yes, we can totally produce products according to your special request, even manufacture it base on your drawing.
Q8: How can I check your factory situation while it's difficult for me to come to China?
A：We have photos and videos on our website, youtube and facebook, It shows every step of the manufacturing.
Contact Us to Get Free Quotation
DBV VALVE GROUP CO., LTD is manufacturer of valves.
Shanghai Factory : No.255 Shenjiabang Road, Baihe Town, Qingpu District
If you like our valves, please bookmark our Facebook,Twitter, which is
easier to find us. if you need it one day in the future, we do appreciate it
for your kindness.
Floating Ball Valve
Design Basis GB API ASME
Design Standard GB/T 12237 GB/T 19672 API 608 API 6D ASME B 16.34
Face To Face GB/T 12221 GB/T 19672 ASME B 16.10 API 6D ASME B 16.10
Connection Flanged GB/T 9113 ASME B 16.5/MSS SP-44/ASME B 16.47
End Butt-Welding GB/T 12224 ASME B 16.25
Material NACE MR0175
Test and Inspection JB/T 9092 GB/T19672 API598 API 6D ASME B16.34
1. Locking device to ensure the valve in a right position.
2. Blow-out proof stem: Prevent the stem blowing out caused by the abnormal increase of pressure.
3. Fire-proof Design: When the fire disaster occurs, and the non-metallic seat and sealing parts are damaged
under high temperature, our unique design of metal to metal auxiliary seal structure has an deep effect to
prevent the leakage of the media.
4. Anti-static Design: This structure ensures the safe use under the explosive working conditions.
5. Pressure-relief Design: This design achieves the reliable seal and long service life.
6. Standard ISO-5211 Disc Design: This structure facilitates customer's to replace the operation at any time.
Material for Main Parts
WCB, CF8, CF8M, LCB, LCC, A105, F304/L, F316/L, LF2, etc
25+ENP, A105+ENP, 304, 316, LF2+ENP, etc.
17-4PH,304,316, 1Cr13, 2Cr13, 410,420,LF2 etc.
PTFE, RPTFE, DEVLON, PEEK, 304+ni55, 316+ni55, LF2+NI55, 304+STL,316+STL
Bare Shaft Lever Operated
Gear Operated Pneumatic Actuator
Why Choose DBV？
1. Factory Overview
2. Quality Control
3. Storage and Warehouse
4. Package and Delivery
5. Honor and Certificate
If you are interested in our products, please click on the following PDF file name to open the Ctrl+S or the right mouse button to save your equipment