Valve 3rd party 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	NOT OK
B. Shipping marks & packing	OK
C. Labels, logos and colors	OK
D. Styles & measurements	N/A
E. Onsite safety and function tests	OK
F. Special requirements	N/A
G. AQL workmanship (Visual defects)	OK

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

Random Product Sampling
Social Audit
Initial Production Check
PSI Inspection (pre-shipment inspection)
Supplier inspection (factory management audit)
Container Loading Supervision (CLS)
During Production Check (approx. >20%packed products ready)
FRI Inspection (most common)
In-line Inspection

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

ON-SITE INSPECTION CHECK LIST	COMMENTS	RESULT
Fitting check if applicable		N/A
Drawing comparison-All the structure the same to client s drawing		PASSED
Perform assembly test according the manual instruction step by step		PASSED
Function test under the 30 bar intensity of pressure 3个大气压下测试漏水情况		PASSED
check the coating thickness and net weight		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

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

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Service Details

Valve 3rd party inspection:

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