GB/T 4702.17-2016 Active National standards

GB/T 4702.17-2016 Chromium metal—Determination of oxygen, nitrogen and hydrogen content—Inert gas fusion thermal infrared detection method and conductivity method

Publish Date: 2016-12-13 Implement Date: 2017-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4702.17-2016

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Analysis methods for steel and iron alloys

ICS Name: Iron alloy

Publish Date: 2016-12-13

Implement Date: 2017-09-01

Pages: 5 pages

Scope

This part of GB/T 4702 specifies the determination of oxygen content and hydrogen content by infrared method, and the determination of nitrogen content by thermal conductivity method.
This part is applicable to the determination of oxygen content, nitrogen content, and hydrogen content in metallic chromium. The determination range of oxygen content (mass fraction): 0.010% to 0.800%; the determination range of nitrogen content (mass fraction): 0.001% to 0.070%; and the determination range of hydrogen content (mass fraction): 0.001% to 0.050%.

Development Information

Word Count: 8 Thousand words Pages: 5 pages

Same series standard

GB/T 4702.1-2016 Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method GB/T 4702.3-2016 Chromiun metal—The determination of phosphorus content—Bismuth phosphate molybdenum blue spectrophotometric method GB/T 4702.6-2016 Chromium metal—Determination of iron,aluminium,silicon and coppercontent—Inductively coupled plasma atomic emission spectrometry method GB/T 4702.7-2016 Chromium metal─Determination of nitrogen content─Distillation-nessler reagent spectrophotometric method GB/T 4702.15-2016 Chromium metal—Determination of lead,tin,bismuth,antimony and arsenic content—Inductively coupled plasma mass spectrometric method

Referenced Standards

GB/T 4010-1994 Ferroalloys—Sampling and preparation of samples for chemical analysis GB/T 4010-2015 Ferroallys sampling and preparation of samples for chemical analysis GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods

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