GB/T 4698.7-1996Sponge titanium, titanium and titanium alloys--Determination of nitrogen content--Distillation--Nessler reagent spectrophotometric method (English PDF)
海绵钛、钛及钛合金化学分析方法 蒸馏分离-奈斯勒试剂分光光度法测定氮量
GB/T 4698.7 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 4698.7-2011 | Methods for chemical analysis of titanium sponge, titanium and titanium alloys - Determination of oxygen and nitrogen content | Valid |
| GB/T 4698.7-1996 | Sponge titanium, titanium and titanium alloys--Determination of nitrogen content--Distillation--Nessler reagent spectrophotometric method | Obsolete |
GB/T 4698.7-1996 is obsolete. It has been replaced by GB/T 4698.7-2011. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
November 4, 1996
Implementation date
April 1, 1997
Scope
GB/T 4698.7-1996 is the English-translated version of 海绵钛、钛及钛合金化学分析方法 蒸馏分离-奈斯勒试剂分光光度法测定氮量.
GB/T 4698.7-1996 is the Chinese national standard "Sponge titanium, titanium and titanium alloys--Determination of nitrogen content--Distillation--Nessler reagent spectrophotometric method".
It was issued on November 4, 1996 by the State Bureau of Technical Supervision, and took effect on April 1, 1997. It is obsolete: it has been replaced by GB/T 4698.7-2011.
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Document preview — GB/T 4698.7-1996
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Recommended).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1996-11-04.
Date of implementation: 1997-04-01.
Status: obsolete, replaced by GB/T 4698.7-2011.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
Referenced standards
Cited by
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- YY/T 1940-2024Medical nickel titanium powders for additive manufacturing
- GB/T 24627-2023Wrought nickel-titanium shape memory alloys for surgical implants
- YY/T 1701-2020Medical grade Ti-6Al-4V/Ti-6Al-4V ELI powder used for additive manufacturing
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Related Standards
GB/T 4698.8-2017 — Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 8: Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductively coupled plasma atomic emission spectrometry
GB/T 4698.6-1996 — Sponge titanium, titanium and titanium alloys. Determination of boron content. Extraction-methylene blue spectrophotometric method
GB/T 4698.8-1996 — Sponge titanium, titanium and titanium alloys. Determination of aluminum content. Separation with sodium hydroxide. EDTA complexometric titration method
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GB/T 4698.7-1996
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