GB/T 14985-2007
General rules of dimensions,shape,surface,quality,testing method and inspection for expansion alloys (English Version)

Standard No.

GB/T 14985-2007

Language

Chinese, Available in English version

Release Date

2007

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 14985-2007

Replace

GB/T 14985-1994

Scope

This standard specifies the size, shape and allowable deviation, surface quality, test method, inspection rules, packaging, marking and quality certificate of expansion alloys. This standard applies to expansion alloys with a certain average linear expansion coefficient within a certain temperature range.

GB/T 14985-2007 Referenced Document

• GB/T 222 Permissible tolerances for chemical composition of steel products
• GB/T 223.11 Determination of chromium content in iron, steel and alloy by visual titration or potentiometric titration*， 2009-05-01 Update
• GB/T 223.17 Methods for chemical analysis of iron,steel and alloy--The diantipyrylmethane photometric method for the determination of titanium content
• GB/T 223.18 Methods for chemical analysis of iron steel and alloy.The sodium thiosulfate separation iodimetric method for the determination of cupper content
• GB/T 223.20 Methods for chemical analysis of iron steel and alloy.The Potentiometric titration method for the determination of cobalt content
• GB/T 223.24 Methods for chemical analysis of iron, steel and alloy.The extraction seperation--The dimethylglyoxime spectrophotometric method for the determination of nickel content
• GB/T 223.25 Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content
• GB/T 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method*， 2008-05-13 Update
• GB/T 223.28 Methods for chemical analysis of iron,steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content
• GB/T 223.3 Methods for chemical analysis of iron, steel and alloy--The diantipyrylmethane phosphomolybdate gravimetric method for the determination of phosphorus content
• GB/T 223.36 Methods for chemical analysis of iron, steel and alloy. The neutral titration method for the determinaion of nitrogen content after distillation separation
• GB/T 223.4 Alloyed steel.Determination of manganese content.Potentiometric or visual titration method*， 2008-05-30 Update
• GB/T 223.43 Iron,steel and alloy.Determination of tungsten content.Gravimetric method and spectrophotometric method*， 2008-05-13 Update
• GB/T 223.46 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrometric method for the determination of magnesium content
• GB/T 223.5 Steel and iron.Determination of acid-soluble silicon and total silicon content.Reduced molybdosilicate spectrophotometric method*， 2008-08-19 Update
• GB/T 223.52 Methods for chemical analysis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content
• GB/T 223.53 Methods for chemical analysis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content
• GB/T 223.62 Methods for chemical analysis of iron, steel and alloy--The butyl acetate extraction photometric method for the determination of phosphorus content
• GB/T 223.63 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method*， 2022-07-11 Update
• GB/T 223.67 Iron,steel and alloy.Determination of sulfur content.Methylene blue spectrophotometric method*， 2008-05-13 Update
• GB/T 223.7 Iron powder--Determination of iron content--Potassium dichromate titration method
• GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method*， 2008-05-13 Update

GB/T 14985-2007 history

• 2007 GB/T 14985-2007 General rules of dimensions,shape,surface,quality,testing method and inspection for expansion alloys
• 1994 GB/T 14985-1994 General rules of dimensions, shape, surface quality, test mothod and inspection for expansion alloys