GB/T 223.7-2002 English Version, GB/T 223.7-2002 Iron powder--Determination of iron content--Potassium dichromate titration method (English Version)

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GB/T 223.7-2002 Iron powder--Determination of iron content--Potassium dichromate titration method (English Version)
Standard No.:	GB/T 223.7-2002	Status:	valid remind me the status change Email:
Language:	English	File Format:	PDF
Word Count:	2500 words	Price(USD):	60.0 remind me the price change Email:
Implemented on:	2003-2-1	Delivery:	via email in 1 business day

Standard No.:	GB/T 223.7-2002
English Name:	Iron powder--Determination of iron content--Potassium dichromate titration method
Chinese Name:	铁粉铁含量的测定重铬酸钾滴定法
Chinese Classification:	H11 Steel and iron alloy analysis method
Professional Classification:	GB National Standard
ICS Classification:	77.040.30 77.040.30 Chemical analysis of metals 77.040.30
Issued by:	AQSIQ
Issued on:	2002-9-11
Implemented on:	2003-2-1
Status:	valid
Superseding:	GB/T 223.7-1981 Determination of iron content in alloy and powder
Language:	English
File Format:	PDF
Word Count:	2500 words
Price(USD):	60.0
Delivery:	via email in 1 business day

Referred in GB/T 223.7-2002:

*GB/T 5314-1985 Powders for powder metallurgical purposes; Sampling
*GB/T 12805-1991 Laboratory glassware-Burettes
*GB/T 6379-1986 Precision of test methods--Determination of repeatability and reproducibility for a standard test method by interlaboratory tests

GB/T 223.7-2002 is referred in:

* JB/T 4385.1-1999 General specifications for open die forgings on hammer
* GB 912-2008 Hot-rolled sheets and strips of carbon structural steels and high strength low alloy structural steels
* JB/T 4385.1-1999 General specifications for open die forgings on hammer
* NB/T 47018.5-2011 Technical permission of welding materials for pressure equipment - Part 5: Stainless steel strip electrodes and fluxes for overlay welding

Standard

GB/T 223.7-2002 Iron powder--Determination of iron content--Potassium dichromate titration method (English Version)
Standard No.	GB/T 223.7-2002
Status	valid
Language	English
File Format	PDF
Word Count	2500 words
Price(USD)	60.0
Implemented on	2003-2-1
Delivery	via email in 1 business day

Detail of GB/T 223.7-2002

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Introduction of GB/T 223.7-2002

1 Scope This Standard specifies a method for the determination of the iron content in the iron powder with a potassium dichromate titration method. This method is applicable to the determination of iron content in iron powder with mass fraction greater than 96 %. 2 Normative References The following standards contain provisions which, through reference in this text, constitute provisions of this Standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies. GB/T 5314-1985 Powders for Powder Metallurgical Purposes; Sampling GB/T 12805-1991 Laboratory Glassware-Burettes GB/T 6379-1986 Precision of Test Methods; Determination of Repeatability and Reproducibility for A Standard Test Method by Interlaboratory Tests

Contents of GB/T 223.7-2002

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