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Hygienic Manual Stainless Steel Thread Welded Butterfly Valve

QL-sanitary butterfly valve
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Hygienic Manual Stainless Steel Thread Welded Butterfly Valve
Stainless Steel
Thread Welded
Butterfly Valve
Hygienic Manual Stainless Steel Thread Welded Butterfly Valve

Hygienic Manual Stainless Steel Thread Welded Butterfly Valve

Description Sanitary Butterfly Valve with 12 position handle(Hygienic Manual)
Body Material SS304, SS316L
Seal Material EPDM,VMQ(Silicone),NBR(Nitrile),VITON,all meet FDA standard
Size 1/2”-10” DN15-DN250
Temperature Range 15°F to 200°F(- 9.4℃ to 93℃)
Pressure Range 10 bar(140psi) DN25 ~ 100 ;8bar(120psi)DN125 ~ 150
Surface Roughness 0.4 ~ 0.8μm
Connection Clamp end,weld end, Male end, female end are available
Body Made by forged material, fully precision machined by CNC machine
Standard 3A, ISO, DIN, SMS, RJT
Inspection All of the products have been 100% press tested before shipping.
Application Such as food ,dairy, beverage, meat processing, chemical, and many
 other industries.
Packing Plywoodcase
Minimum Order Negotiable
Shipment By sea, by air, DHL/UPS/TNT available
Port from Ningbo/Shanghai
Trade terms FOB, CFR, CIF, EXW
Payment T/T, L/C, West Union, Paypal
More information Our butterfly valve body could be offered with clamp end, weld end, 
male end, female end. 
The different handle of 4 position, 12 position and other style that you
 inquired or actuator for your widely used. INCH butterfly body and 
disk are all made from full CNC machined,high polished that demanded 
with the high quality in the developed country around the world.


Our butterfly valve with forged body,specially designed for using on food, berverage, dairy, brewing, pharmaceutical industries, etc.

It is excellent for flow control as well as for open/close duties.


  • Body: AISI-316L; AISI-304
  • Membrance: EPDM+ PTFE or EPDM
  • The seal materials comply with FDA177.2600 standard. Using proprietary technology,
  • the diaphragm uses a combination of EPDM and PTFE, which is secured using SSbolts.
  • The sealing part where contact wiht the medium is of PTFE material,
  • olerance to most chemicals, and excellent abrasion resistance to medium flow.

Standard Design:

  • Standards: DIN, 3A, SMS, ISO / IDF, BS/RJT, ASME / BPE.
  • End connections:butt-welded, sanitary clamp, or others upon request.
  • Body type: T-type tee, U type tee, Mini type, tank bottom type,etc.
  • Operation:manual or pneumatic
  • Manual options: plastic or stainless steel handwheel

Technical Specification:

  • Max. Working pressure:147psi(10bar)
  • Temperature range:14 ~ 248°F(-10 ~ 120℃), EPDM
  • Inside polishing: Ra 16-32 & micro; in (0.4 ~ 0.8 μm)
  • Available for CIP/SIP.

More information:

QILI is your source for a SS304 and SS316L Clamp Four Position Butterfly Valve to service the Bakery, Beverage, Cosmetic, Dairy, Food and Pharmaceutical Industries.

As you examine this valve with the pictures provided, look at the following features:

Our sizes ( 1" -- 6" ) valve is designed with (4) four positions so you can slowly open the valve and create less stress on the valve seat versus the open and close style of valve. Upon opening the valve, you have the option of two other positions for more or less flow depending on your needs. Since the valve comes standard with a clamp end, it is easy to assemble and disassemble when cleaning or working in a tight space.

We have provide a Black or blue Ball attached to the pull handle and interchangeability of the Handle to either side when placed in an area where a wall could be a problem and you can not open and close the valve.

QILI's Clamp Four Position Butterfly Valve is 100 percent Hydraulic Pressure Tested and 100 percent inspected, no special tools needed in the field to work on the valve, Silicone seats are standard. Check out the line space of each size of the valve and you will see that it matches with a few of the major competitors.

As for the finish and all wetted surface, the sanitary finish is to a 25 Ra or better. We have each valve capped and bagged so you have no dings on the ends as well as permanently etching the size, alloy and heat number for full trace ability.

We can supply this butterfly valve with weld end, clamp end, thread end and flange end connection.

Requiring more detail information or catalog pls don't hesitate to contact us.

For all our products, we can also produce according to Our drawing if ur Specification is out of our standard.

DIN Welded Butterfly Valve

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