We are a leading manufacturer of sanitary valves and pipe line accessories for food, beverage, wine, fine chemical,

Our products range as following: 

★ Sanitary Valve : Control Valve .butterfly valves, Sanitary Check Valve Ball Valve ,Sampling Valve For Sanitary, Diaphragm Control Valve,Sample Valve, Vacuum Relief Valve ,

★ Sanitary Pipe Fitting : Stainless Steel Cross , Stainless Steel Tee . Tri Clamp Fittings , Stainless Steel Flanges, Welded Tubing , Square Tubing , Seamless Stainless Steel Tubular, Concentric Reducer , Eccentric Reducer , 45 Degree Elbow , 45 Degree Elbow, Pipe Hanger , Pipe Holder ......

★Tank accessory: Tank Manway , Tank Components , Manhole Covers , Stainless Steel Sight Glass, Washing Ball , Clean Ball , Spray Ball , Food Grade Pump , Sanitary Pump ,Sanitary Centrifugal Pump, Sanitary Air Filter

★Sanitary Hose Fitting: Hose Coupling , Hose Connector , Hose Fittings ,

★Customize and Patent products: Customize Valve , Customize Hygienic Fittings,

As been approved by 3A, ISO, FDA organization, Qili Fluid has rigid material testing and quality control systems. 

Fluid handling tank equipment, Sanitary Straight Sight Glass allows observation of fluids in transit through a three-dimensional pipeline.

Wireless power supply, one charging can use 2-3 months(Depending on the frequency)

Related Union Sight Glass with light images:

Glass lens can be chosen with boro-silicate or polycarbonate or tempering glass as per the requirement
Full-viewing windows
Easy to assemble and easy to clean
See-through windows
Compact static design
Safety work with tempering glass and polycarbonate glass

It is used to provide 360-degree viewing of material flow in a line.The unit is available in sanitary connection from 3/4" to 6" sizes,and can be supplied with a protective tubing of polycarbonate tubing, acrylic tubing,or slotted stainless steel,depending on temperature requirements.

About Our workshop: 

Ours factory: 

FAQ:
1.Are you a trader or manufactor? 
We are a manufactor (Forging workshop and CNC machining workshop )
2.Can your products reach to FDA , CE and 3A requirements?
Yes, all of our material can reach to the requirements of FDA, ISO and 3A Certificate).
3.We can supply: 
Sanitary Butterfly Valve, Sanitary Check Valve and Diaphragm Valves, as well as Various Tank Accessories:   Sight Glass , Strainers/Filter, Cleaning Ball, And other Pipe Fittings ,( 56995111,Pipe Unions: SMS, DIN, IDF, RJT, 3A,DS; Fittings: Ferrule,Elbow, Tee, Reducer and all other Non-standrad fittings), each products are tested well by our strictly Quality Control System, and we also have excellent service to support you and promote your business. 
4.Lead Time: 
For large quantity, as usual, it can be sent out within 20-40 days. 
Small parcel will be dispatched by DHL, FedEx, UPS OR TNT Courier. 
Big cargo will be delivered by Air freight or By Sea. 
5.Our Service: 
About payment: 
Payment methods: L/C, T/ T, Western Union
6.About samples: 
We can provide samples production and service. Usually 2 to 5 days, the sample can be sent to your hands. We will choose the shipping way as you required: By sea, by air or by express. Any question about samples, please contact us.
7.For OEM products: 
We will finish the production within 20-40 days after payment has been confirmed. 
About delivery and shipping: 
We will choose the delivery way as you required: By sea, by air, by express ect. Save your cost is our mission. 
8.Warranty: 
Any question or problem will be respond within 12 hours. 
9.Lifetime service: 
Any problem happened to our product, we will do our best to help client to solve it, spare parts will be half price in lifetime. 
10.Problem solve: 
If you can't solve the problem in your local, please delivery the product to us, we will repair it and then back to you. 
11.Quality control: 
All the products are calibrated with real working condition, and tested before shipping as qualified product.