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  • Q Are you a trading company or factory?

    A We are a manufacturing factory.
  • Q Do you have FDA certificate for the materials?

    A FDA is very important for the food processing machines.
  • Q May I have free sample before ordering?

    A Yes,our company is very pleased to send to you free sample for quality test as long as freight cost being paid by buyers themselves.
  • Q What’s the payment terms?

    A For small testing orders,we accept Paypal,Western Union,T/T and credit Card.
    For mass orders,we accept T/T and L/C.
  • Q How do you control the quality?

    A Quality control is very important to avoid material mixing and poor quality.We control the quality from beginning to the end.We only have 304 and 316L two different materials.100% inspection on raw material.During production,different materials in different place.After materials are finished,we choose 10% for inspection.If there is 0.1% problem in 10%,then no excuse to go ahead for inspecting 100% of the materials.
  • Q If there is any quality problem,how do you solve it?

    A We are proud that we never let one customer leave us.We are not 100% perfect,there is some quality problem.We try our best to provide the correct materials in the beginning,so we need less time for quality problem.If there is any quality problem,we take the responsibility.We believe what we are doing together,it will get back tomorrow.If we leave our responsibility,customer will leave us.If we always take our responsibility,we keep our customers with us.
  • Q How long is your delivery time?

    A For normal production in 7-10days.For bulk order in 15-25days.
  • Q Warranty?

    A One year warranty for all of our stainless steel products.Gaskets are not included due to the different application for customers.
  • Q More questions are appreciated.

  • Q How long is your delivery time?

    A We are hugh stock of diaphragm valves, most of items can be ready to ship. For bulk order or customized diaphragm valves is in 15-25days.
  • Q Do you have certificate for the materials?

    A Yes, we have FDA Certificate for EPDM with PTFE diaphragm Parts. It is accordance with FDA21CFR177.2600
  • Q What’s special advantages of your sanitary diaphragm valves?

    A Our sanitary disphragm valves are No ded angle, no leakage, easy cleaning, low maintenance, convenient operation etc. Discharge is clean in time of 35 degree installation. It is no risk of leakage inside of valve and high viscosity material can be easy pass through diaphrgam valve.
  • Q What’s working pressure of sanitary diaphragm valves?

    A The working pressure is 8bar and designed pressure is max. 10bar. 
  • Q What’s working temperature of sanitary diaphragm valves?

    A Working Temperaure is ranging -120℃ to + 150℃, -184℉ to 302℉.
  • Q Can we please learn what’s body type of sanitary diaphragm valves?

    There are Straight, L Type, T Type, U Type, Multichannel Type, Aseptic Bottom Type.
    Body processing includes of casting and forging.
  • Q What’s connection manufacturer can supply us ?

    A We can produce welding, clamping, threading, flange and so on.
  • Q What’s available sizes of sanitary diaphragm valves?

    A The available size is DN6 to DN125, 1/4” to 5”. 
  • Q What’s standard of sanitary diaphragm valves?

    A We can supply 3A, DIN, SMS 
  • Q What’s operating principle of sanitary diaphragm valves?

    A Our sanitary diaphragm valves can be operated automatically control and manual control. 
  • Q What’s material of sanitary diaphragm valves?

    A We only supply SS316L materials for sanitary diaphragm valves, and strictly follow with pharmaceutical standard.


XuSheng Machinery Industry Co.,ltd 
main products include valves, pumps, pipe fittings, and tanks. Widely used for milk, beer, biological, chemical, pharmacy. 

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 Tel  +86 0577 88178326
 Cell-phone  +86 13587646794
Email  info@sanicompass.com