YS/T 904.4-2013
Methods for chemical analysis of iron-chromium-aluminum fiber.Part 4:Determination of phosphorus content.Molybdenum blue spectrophotometry (English Version)

Standard No.

YS/T 904.4-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Professional Standard - Non-ferrous Metal

Latest

YS/T 904.4-2013

Scope

This part of YS/T 904 specifies the method for determination of phosphorus content in railway aluminum fiber wire. This section is applicable to the determination of phosphorus content in iron-chromium-aluminum fiber wires, with a measurement range of 0.001%~0.050%.

YS/T 904.4-2013 history

• 2013 YS/T 904.4-2013 Methods for chemical analysis of iron-chromium-aluminum fiber.Part 4:Determination of phosphorus content.Molybdenum blue spectrophotometry