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QUALITY  PLAN
(  Final  Inspection  )

QFM / QC /  11

REV. STATUS : 01

Dated : 03/12/2003

S.No. Product Test Performed Checking Parameter Method of Checking Sample Size Frequency IMTE Used Acceptance
Criteria
1. Forged Brass Valves

Physical   Verification

Dimensions Manual 8 pcs / item Each  lot. Varnier Calliper As per  SS . QFM
/ QC /  01
Wall  thickness Manual 8 pcs / item -do- P–type Calliper As per  SS . QFM
/ QC /  01
Cracks Visual

13 pcs / item

-do- ---------  
Unfilled Visual -do- -do- ---------  
Deep  pits Visual -do- -do- ---------  
Shifting Visual -do- -do- ---------  
Deposits Visual -do- -do- ---------  

Nickel Coating

Surface smoothness Visual -do- -do- ---------  
Flux  ash Visual -do- -do- ---------  
Bare patches Visual -do- -do- ---------  
Pimples Visual -do- -do- ---------  
Lumps Visual -do- -do- ---------  
Rust strains Visual -do- -do- ---------  
Excess  / less deposits Visual -do- -do- ---------  
Alignment Test Straightness / 180� Manual -do- -do- Jigs  
Chamfering External /Internal threads Visual 8 pcs / item -do- --------- No item without  chamfer
Threading Gauge Manual 8 pcs / item -do- Thread Gauge  
Chemical  Composition Copper content Chemical 2 pcs/item -do-    
Zinc Content Chemical 2 pcs/item -do-    
Pneumatic Testing Leakage Manual Whole Lot -do-   Tested on pneumatic pressure of 15 kgf/cm2 while being dipped in water only for gas valves
Hydro Testing Leakage Manual Whole Lot -do-   Tested on hydro pressure of 15 kgf/cm2
Remarks :- 1. All  dimensions  are in  mm.  unless  otherwise  specified.
                 2. Calibrated  instruments  are used  for  inspection.
                 3. 100%  pneumatic  test is  performed  for  gas valves only.