ISO 4883-1978 PDF

Full title and description

ISO 4883:1978 — Hardmetals — Determination of contents of metallic elements by X‑ray fluorescence — Solution method. This international standard specifies a solution XRF method for the determination of metallic elements (including Co, Fe, Mn, Mo, Ni, Nb, Ta, Ti, W, V and Zr) in carbides and sintered or presintered hardmetals and related products.

Abstract

The solution method described in ISO 4883:1978 covers the determination by X‑ray fluorescence of cobalt, iron, manganese, molybdenum, nickel, niobium, tantalum, titanium, tungsten, vanadium and zirconium in carbides and hardmetals. It applies to carbides of Nb, Ta, Ti, V, W and Zr, mixtures of those carbides with binder metals and to hardmetals in various grades, subject to minimum element contents specified in the standard.

General information

• Status: Published (International Standard; stage: confirmed on periodic review).
• Publication date: June 1978 (1978-06).
• Publisher: International Organization for Standardization (ISO).
• ICS / categories: 77.160 (Cemented carbides / hardmetals).
• Edition / version: Edition 1 (1978).
• Number of pages: 2 (short method standard / 2 pages in the ISO record).

Key bibliographic facts above are taken from the ISO bibliographic entry and catalog listings.

Scope

ISO 4883:1978 specifies a solution X‑ray fluorescence procedure for measuring the contents of selected metallic elements in carbides and hardmetals. The method is intended for carbides of niobium, tantalum, titanium, vanadium, tungsten and zirconium, mixtures of these carbides with binder metals, and all grades of presintered or sintered hardmetals that meet the minimum element contents given in the standard's table of applicability. The standard is a focused analytical method rather than a general specification for product performance.

Key topics and requirements

• Analytes covered: Co, Fe, Mn, Mo, Ni, Nb, Ta, Ti, W, V, Zr (list as specified by the standard).
• Analytical technique: X‑ray fluorescence (XRF) applied to chemically prepared solutions (solution method).
• Sample scope: carbides (Nb, Ta, Ti, V, W, Zr), mixtures with binder metals, presintered and sintered hardmetals.
• Minimum applicable element contents: defined in a table within the standard (method applicability limits).
• Intended laboratory requirements: sample dissolution/preparation for solution XRF, appropriate calibration and quality control for each element measured.

These topics summarize the method and its principal technical requirements as given in the ISO specification.

Typical use and users

ISO 4883:1978 is used by metallurgical and materials testing laboratories, quality control departments in cemented‑carbide (hardmetal) manufacturing, research laboratories working on carbides and hardmetals, and conformity assessment bodies that require a standardized analytical procedure for metallic element contents. National standards bodies and standards distributors also reference this ISO method when adopting it identically or transposing it into national publications.

Related standards

ISO 4883:1978 has been adopted/republished or referenced in national and regional documents (for example, DIN identical adoptions and later regional standards editions). A related national/regional implementation is BS EN 24883:1993 which cites ISO 4883:1978 for the solution XRF procedure for hardmetals. National identical/adopted versions (DIN ISO 4883, etc.) are also recorded in standards catalogs. Users should check current national publications for any transpositions or superseding documents.

Keywords

hardmetals; cemented carbides; X‑ray fluorescence; XRF solution method; cobalt; tungsten; vanadium; niobium; tantalum; titanium; zirconium; molybdenum; nickel; metallic element analysis; ISO 4883:1978.

FAQ

Q: What is this standard?

A: ISO 4883:1978 is an ISO international standard that specifies a solution X‑ray fluorescence method for determining selected metallic elements in carbides and hardmetals.

Q: What does it cover?

A: It covers the determination of Co, Fe, Mn, Mo, Ni, Nb, Ta, Ti, W, V and Zr by XRF on prepared solutions and states the applicability to specific carbides and hardmetal product types, including minimum contents for valid analysis.

Q: Who typically uses it?

A: Materials testing laboratories, quality control teams in hardmetal/cemented‑carbide manufacturing, research labs focused on carbides and hardmetals, and standards bodies or purchasers needing a harmonized analytical method.

Q: Is it current or superseded?

A: The ISO bibliographic record lists ISO 4883:1978 as published and shows periodic confirmation activity; users should verify the current status with their national standards body or the ISO catalog before relying on it for regulatory or contractual requirements. (Check for any later revisions or replacements published after 1978.)

Q: Is it part of a series?

A: ISO 4883:1978 was prepared under ISO/TC 119 (hardmetals and cermets) technical committee work and relates to other analytical and material standards for hardmetals; it is a standalone method standard rather than a numbered multipart series. National identical adoptions have been issued.

Q: What are the key keywords?

A: Hardmetals, cemented carbides, XRF, solution method, cobalt, tungsten, niobium, tantalum, titanium, vanadium, zirconium, molybdenum, nickel, metallic element determination.