HB 7064.6-1994
Method of chemical analysis in salt bath for heat treatment of metals - Determination of total alkalinity by acid-base titration (English Version)

Standard No.

HB 7064.6-1994

Language

Chinese, Available in English version

Release Date

1994

Published By

Professional Standard - Aviation

Latest

HB 7064.6-1994

Scope

This standard specifies the method principle, reagents, analysis steps, calculation and tolerance of analysis results for the determination of total alkalinity in metal heat treatment salt baths. This standard is applicable to the determination of total alkalinity in nitrate bath (potassium nitrate-sodium nitrate) for metal heat treatment. Measuring range: 0.10% ~ 2.00%

HB 7064.6-1994 history

• 1994 HB 7064.6-1994 Method of chemical analysis in salt bath for heat treatment of metals - Determination of total alkalinity by acid-base titration