GB/T 223.5-1997Methods for chemical analysis of iron, steel and alloy. The reduced molybdosilicate spectrophotometric method for the determination of acid-soluble silicon content (English PDF)
钢铁及合金化学分析方法 还原型硅钼酸盐光度法测定酸溶硅含量
GB/T 223.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 223.5-2008 | Steel and iron - Determination of acid-soluble silicon and total silicon content - Reduced molybdosilicate spectrophotometric method | Valid |
| GB/T 223.5-1997 | Methods for chemical analysis of iron, steel and alloy. The reduced molybdosilicate spectrophotometric method for the determination of acid-soluble silicon content | Obsolete |
GB/T 223.5-1997 is obsolete. It has been replaced by GB/T 223.5-2008. This page sells the obsolete edition, for projects and contracts that still cite it.
This is a limited preview
Buy now to download the full PDF
Need quotation for your management?
Get a formal quotation for GB/T 223.5-1997 in 30 minutes.
Issued by
State Bureau of Technical Supervision
Level / Type
National · Recommended
Issue date
March 17, 1997
Implementation date
September 1, 1997
Scope
GB/T 223.5-1997 is the English-translated version of 钢铁及合金化学分析方法 还原型硅钼酸盐光度法测定酸溶硅含量.
GB/T 223.5-1997 is the Chinese national standard "Methods for chemical analysis of iron, steel and alloy. The reduced molybdosilicate spectrophotometric method for the determination of acid-soluble silicon content".
It was issued on March 17, 1997 by the State Bureau of Technical Supervision, and took effect on September 1, 1997. It is obsolete: it has been replaced by GB/T 223.5-2008.
Found what you need?
Document preview — GB/T 223.5-1997
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: 1997-03-17.
Date of implementation: 1997-09-01.
Status: obsolete, replaced by GB/T 223.5-2008.
......
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
- GB/T 2100-2026Corrosion-resistant cast steels for general applications
- GB/T 29606-2026Stainless steel vacuum flasks
- GB/T 47975-2026Seamless steel pipes for trenchless drill pipe
- GB/T 8602-2026Rough-rolled tyres for railway use
- GB/T 11264-2025Hot-rolled light rails
- GB/T 18669-2025Steel for ship anchor chain and offshore mooring chain cables
How to Download GB/T 223.5-1997
- 1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
- 2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
- 3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
- 4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.
Related Standards
GB/T 223.6-2025 — Iron, steel and alloy - Determination of boron content - Neutralization titrimetric method and spectrophotometric method
GB/T 223.4-1988 — Methods for chemical analysis of iron, steel and alloy--The volumetric method for determination of manganese content by ammonium nitrate oxidation
GB/T 223.6-1994 — Methods for chemical analysis of iron, steel and alloy. The neutralization titrimetric method for the determination of boron content
Secure payment via Stripe
Payments accepted
GB/T 223.5-1997
$75.00