Middle-line soft seal butterfly valve is the preferred conventional butterfly valve for pipeline. The utility model has the advantages of simple structure, small flow resistance coefficient, near-straight flow characteristics, and is free of debris, in light weight, convenient to be installed, and small in driving torque. This valve can be used to cut off media and also to regulate the flow of media used. Its actuating device can be made according to user's requirements, either in manual, electric, pneumatic, or other forms. Different materials are selected and seal rings of different materials are provided. The valve is applicable to different media and working conditions and makes the cost and performance to achieve the best match.
Model |
D371X-16 |
D371XN-16 |
D371XP-16 |
D371F-10 |
D371FP-10 |
D371XP-16P |
D371FP-10P |
Valve body |
Ductile Iron |
Stainless Steel |
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Valve disc |
Nickel plating |
Polyamide |
Stainless steel |
Nickel plating |
Stainless steel |
||
Sealing ring |
EPDM |
EPDM |
EPDM |
PTFE |
PTFE |
EPDM |
PTFE |
Operational temperature |
10-80ºC |
10-80ºC |
10-80ºC |
10-120ºC |
10-120ºC |
10-80ºC |
10-120ºC |
Pressure |
 0-1.6/2.5Mpa |
 0-1.0Mpa |
 0-1.6/2.5Mpa |
||||
Application |
Sewage, Oil, Chemical engineering |
||||||
Dimension |
DN40/50/65/80/100/125/150 |
||||||
Medium |
Water, Oil, Gas |
||||||
Power |
Manual |
||||||
Structure |
Wafer |
||||||
Standard parts |
Yes |
Product advantages
Product Detail
Large-Scale production
The company has no box modeling automated production lines, Product appearance, size precisio highdensity, good sealing performance, the produc won the majority of user spraise.

Finished product workshop

sales service
Cumently, Our products have already exported to America, France, Australla, Italy and 20 other countries and regions. Our company insists on the concept of "Â Top Quality and Credit First" Which are carried out throughout the R&D, production, marketing, service and the like.Â

The use of our company valves in large factories
 Our products are superior in quality and moderate in price and are sure to be saleable in Major factories at home and abroad ,and our company has set up a number of tough emergency service team, on-site experienced engineers and senior echnicians, arrived on the scene in the fastest time for any problems,maintenance and replacement. besides, We are in a position to accept orders against customers samples specifying design, specifications and packaging requirements.Â

FAQ:
1. What is your main products?
Our main products are Ball valve, Butterfly valve, Gate valve, Globe valve,Wear-resistant elbow,Ceramic pipe , other valve, and made by casting or forged material.
2. Is samples available?
Yes, sample order is available for quality check and market test. But it is not free.
3. Do you have any products in stock?
Depends on your request, we have standard models in stock. Some special products and big order will be newly casting according to your order.
4. How do you guarantee the quality of products?
Quality is priority, we always attach the importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before painting, packing and shipping.
5.Competitive Price:
 We are the manufacturing company which not only has our own manufacturing workshop, but the casting company as well. We provide the straight factory price and service to our customer.
6.Regional Sale:
We provide specialized sales service refers to different kind of region all over the world. Each sales team member is good at the local language and well experienced to the responsible market.
Contact Us
1.Contact Name :Â Vicky Xu
2.Mobile phone :Â +86-15137162879
Â
   Thanks so much for you taking time to browse our products. Any further questions, please feel free to contact us and we are ready to so service for you   Â
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Bauer Rotary Drilling Rig Interlocking Kelly Bar
Over the years we keep strengthening our independent research and development ability,meanwhile we actively join the China Construction Machinery Association to learn the latest news of this industrial. Also we continue to strengthen our cooperation relationship with China University of Mining and Technology and pursue of development and innovation of our techniques.
We have passed the international Quality Certification of ISO9001:2008,our engineers are skilled in using AUTO-CAD,PRO-E and UG to design products, for the development of new products, they strictly implement the APQP&PPAP program. We provide customized services and all products meet the ISO9001 standard,also we have filed many patents.
Our main product kelly bar absorbs a number of advanced technology from home and abroad , with special advantages of high wear resistance and high torque, now we are the nominated supplier of kelly bar for rotary drilling rig manufactures from both home and abroad, such as BAUER, SOILMEC, CMV, MAIT, IMT, XCMG,ZOOMLION,CSR etc., in addition, our kelly bar enjoys a good market among the end-user customers for construction work such as high-speed railway, highway,urban viaduct,light rail,bridge,high-rise buildings and so on. We have enjoyed a good reputation among customers for many years based on our reliable
quality and perfect services.Other products include the multifunctional exchange highway guardrail post driver and the multifunctional hydraulic crawler PV post driver. Now our post driver has been widely used in construction fields such as highwayguardrail install, PV power station install, farm and orchard construction.
we has always followed our survival principle that "strives for the survival by quality, development through reputation", and our service tenet "your demand is our demand". Through continuous technological innovation we try to build our global brand.
With our high quality products, perfect services and good reputation,we are willing to cooperate with customers and create a better future together! Welcome every friend to visit our factory!
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Henan YK Prospecting Machinery Co., Ltd , https://www.yyboreholedrilling.com