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Passivation

Passivation is a chemical dissolution process to remove exogenous iron or iron compounds from the surface of a stainless steel substrates, usually by a treatment using an acid solution that will remove the surface contamination but will not significantly affect the stainless steel itself. Also, passivation is the chemical treatment of stainless steel with mild oxidant, using a nitric acid solution, to enhance the spontaneous formation of the protective passive film.

Singapore Plant

Process
Specification
Process Classification
Tank Size (mm)
(L) x (W) x (H)
Passivation
 Nadcap-Logo
AMS 2700
/ AMS - QQ - P - 35
Type II & VII
740 x 480 x 1040
 

ASTM A 967

NITRIC 1 & NITRIC 3
Remarks: Please contact us directly for tank size other than the specified.

Penang Plant

Process
Specification
Process Classification
Tank Size (mm)
(L) x (W) x (H)
Passivation
Nadcap-Logo
AMS 2700
/ AMS - QQ - P - 35
Type II & VII
740 x 500 x 1000
 

ASTM A 967

NITRIC 3
2300 x 1100 x 1200
Remarks: Please contact us directly for tank size other than the specified.

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