6.0

Corrosion Tests  :

Test To Detect The Susceptibility Of Stainless Steels

to Inter-granular Corrosion As Per ASTM A 262 : Sr. No. 6.1 to  6.6

6.1

Practice A Oxalic Acid Etch Test

6.2

Practice B in Ferric Sulphate-Sulphuric Acid

6.3

Practice C in Nitric Acid

6.4

Practice D in Nitric Hydrofluoric Acid

6.5

Practice E in Copper Sulphate-Sulphuric Acid  (24 Hrs)

6.6

Practice E in Copper Sulphate-Sulphuric Acid  (72 Hrs)

6.7

Mercurous Nitrate Test                                                              

6.8

Ammonium Persulphate Test                                                     

6.9

Water Immersion Test (At Room Temp. up 12 Hrs.)

6.10

Water Immersion Test (At Room Temp. Above 12 Hrs.)

6.11

Water Immersion Test (At Elevated  Temp. up 12 Hrs.)

6.12

Water Immersion Test (At Elevated Temp. Above 12 Hrs.)

6.13

Humidity Test Up to Duration of 12 Hrs.

6.14

Humidity Test For Duration Above 12 Hrs.