(1) |
AS
PER ASTM F-1545 FOR WHITE PTFE. |
(2) |
AS
PER ASTM F-781 FOR WHITE PFA. |
(3) |
AS
PER ASTM F-546 FOR WHITE FEP. |
| |
|
| VISUAL:
|
All
Spool Pipes, Fittings & Volves are inspected visually
to ensure that there is |
1) |
No
evidence of Pinholes, Porosity or Cracks. |
2) |
Fitment
of the liner with the Pipes & Housing is proper. |
3) |
The
Gasket seating surface of the Lining is Free Scratches,
Dents, Nicks or any tool marks. |
| |
|
|
| HYDROSTATIC
TEST : |
All pipes,
fittings & Volves are subject to a 20kg/ Cm2
HYDROSTATIC PRESSURE
|
| |
test at room
temperature using clean Water before and after lining
to ensure that there is no evidence of any leakage. |
| ELECTRONIC
TEST : |
All Spool
Pipes, Assemblies & Fittings are subject to 15,000
V Non-Destructive HIGH VOLTAGE ELECTROSTATIC Spark Test
to ensure that there is no evidence of defects like
Pin Holes, Micro Porosity or cracks in the liner. |
| VACUUM
TEST : |
Spool Pipes,
Assemblies & Fittings are subjected to full Vaccum
test at 1.0 kg/cm2 at 190 DEG. C to ensure that there
should not be any Bulging or Bucking or Collapse of
the liner. |
