quality check

If you are purchasing products in China,Our services will be useful for your business.

It is set to ensure that the product has all the qualified functions listed in the Instructions.includ:wattage,current,speed(r/min),voltage,resistance

Before the production begins, we will check on the quality, color, conformity, etc of different materials or components which will be used in.

High quality three-way valve for machinary
Materials include brass,steel,stainless steel,aluminium
ISO 9001-2008 Certified

Used in places where air should flow in one direction only.
Used in places where the air pressure of the ventilation section should be kept uniform.

Brass body or steel body ,more other valves in similar type are available.

Check Valve

Client required inspector focusing on the rated time of timer is or not 60 minutes.whether Wrong quote on the faces at the end of the shaft...

If you are first orders in new factory, we are not only going to examine the goods, but will check the factory's Business License, Tax Certificate.

Specifications:
* Product Max.Capacity : 5000g
* Weighing Range : 10~5000g
* Accuracy : ±1g
* Scales : 0.01g...

This type of check valves are used to stainless steel pipe system,in order to prevent the fluid flowing back.

At least the square root of the total number of cartons or defined by client, and checks all cartons that were selected for sampling.