HB 5351.4-1986
Method for Determination of Acidity of Investment Casting Coatings (PH Test Paper Method) (English Version)

Standard No.

HB 5351.4-1986

Language

Chinese, Available in English version

Release Date

1986

Published By

Professional Standard - Aviation

Status

Be replaced 2004-12

Replace By

HB 5351.4-2004

Latest

HB 5351.4-2004

Scope

This standard is applicable to silica sol coatings and is used for comparison and calibration of the ρH test paper method.

HB 5351.4-1986 history

• 2004 HB 5351.4-2004 Test method for properties of investment casting slurry-Part 4:The pH test paper method for the determination of acidity
• 1986 HB 5351.4-1986 Method for Determination of Acidity of Investment Casting Coatings (PH Test Paper Method)