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Valve quality inspection:


The preshipment inspections for Precision parts, Machined parts, Machine components, Auto parts, Automobile Parts, Precision Tools, Tooling, Die-cast parts, Stamping parts, Punching parts etcs, the focus will mainly on measurements according to the drawings, and it is better to have a gauge to try on. Also the inspector will check:

For Valve quality pre-shipment inspections, how do we inspect?

INSPECTION CHECKPOINTS RESULTS COMMENTS
A. Quantity inspection OK
B. Shipping marks & packing NOT OK
C. Labels, logos and colors NOT OK
D. Styles & measurements OK
E. Onsite safety and function tests NOT OK
F. Special requirements OK
G. AQL workmanship
(Visual defects)
OK

For such products, During Production Inspections, And final Random inspections are recommended:

valve quality inspection

As a random example, please find an onsite inspection checklist for Valves:

ONSITE CHECK LIST COMMENTS RESULT
Fitting check if applicable PASSED
check the coating thickness and net weight FAILED
Drawing comparison-All the structure the same to client s drawing FAILED
Fatigue test for all adjustable parts –S2 (20times at least) PASSED
Test all detailed functions according to the instruction manual or listed on the gift box PASSED
Function test under the 30 bar intensity of pressure 3个大气压下测试漏水情况 FAILED
Perform assembly test according the manual instruction step by step PASSED

3rd party preshipment products goods factory onsite inline final Random AQL PSI TPI FRI DUPRO third party on-site in-line pre-shipment QA QC check control assurance services in China India Vietnam Thailand Malaysia Bangladesh Taiwan.

 

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