Pickling and passivation
Nikesh ransinh
for pickling and passivation for 304L matial which chemical to be
used ? and what is the ratio whith water of the chemical ?
cyril andrews
According to my knowledge I answered and attached some details to your
query. The pickling gel details are below and the percentage of water shall
be 1 part of gel with 3 parts of water or 1 parts of water. But i will be
provided in MSDS. Please check to it and proceed.
PICKLING GEL
The pickling gel is of two types,
1. Avesta Spray pickling gel 204.
2. Avesta Pickling gel 122.
3. Avesta BlueOneR Pickling Paste 130
4. Avesta Pickling Paste 101
5. Avesta BlueOneR Spray Pickle Gel 230
6. Avesta GreenOne Spray Pickle Gel 220
7. Avesta Spray Pickle Gel 215
8. Avesta Spray Pickle Gel 204
9. Avesta Spray Pickle Pump SP-25
10. Avesta Indicator 701
Spray Pickling Gel
Pickling Gel 204 (HNO3 15-25% & HF 1-8%) shall be used in general
areas. The pickling Gel applied on dry surface.
PASSIVATION AGENT
Passivation AGENT 601(HNO3 20-50%) shall be used. Trained and
skilled personnel will carry out the exercise.
Regards,
J.C.Andrews,
QA/QC Engineer,
Doha-Qatar.
hello !
for pickling and passivation for 304L matial which chemical to be
used ? and what is the ratio whith water of the chemical ?
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M.Shankar
From: Nikesh ransinh <niker...@gmail.com>
To: Materials & Welding <material...@googlegroups.com>
Sent: Thu, 4 November, 2010 4:07:48 PM
Subject: [MW:8068] Pickling and passivation
hello !
for pickling and passivation for 304L matial which chemical to be
used ? and what is the ratio whith water of the chemical ?
Bisso, Giuseppe
Please check ASMT A 380.
Now used also solutions with hydrogen peroxide (high volumes/concentrations).
Joseph B.
Materials & Welding Eng.
Da:
material...@googlegroups.com [mailto:material...@googlegroups.com]
Per conto di M.Shankar
Inviato: venerdì 5 novembre 2010 7.31
A: material...@googlegroups.com
Oggetto: Re: [MW:8082] Pickling and passivation
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