ASTM A324-08(2019)
(Specification)Standard Specification for Ferrotitanium
Standard Specification for Ferrotitanium
ABSTRACT
This specification covers four grades of ferrotitanium designated as A,B,C and D. The grades which are available in different sizes shall conform to the required chemical composition for titanium, carbon, silicon, and aluminum and for supplementary elements such as manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, cobalt, vanadium, lead, arsenic, bismuth, tin, zinc, zirconium, boron, and nitrogen.
SCOPE
1.1 This specification covers four grades of ferrotitanium, designated A, B, C, and D.
1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
- Status
- Published
- Publication Date
- 31-Oct-2019
- Technical Committee
- A01 - Steel, Stainless Steel and Related Alloys
- Drafting Committee
- A01.18 - Castings
Relations
- Effective Date
- 01-Nov-2019
- Effective Date
- 01-Nov-2015
- Effective Date
- 01-Oct-2010
- Effective Date
- 01-Nov-2019
Overview
ASTM A324-08(2019): Standard Specification for Ferrotitanium establishes the chemical and physical requirements for four grades of ferrotitanium alloys, designated as Grades A, B, C, and D. Developed under internationally accepted standardization principles, this ASTM standard ensures consistency, reliability, and global acceptance for ferrotitanium used in steelmaking and metallurgical industries. The standard outlines chemical composition, permitted size ranges, supplementary element limits, and procedures for sampling and analysis, supporting quality assurance and traceability throughout the supply chain.
Key Topics
- Grades and Composition: ASTM A324 covers four specific grades of ferrotitanium. Each grade is differentiated by its titanium content and specified limits for carbon, silicon, aluminum, and additional elements such as manganese, phosphorus, sulfur, chromium, nickel, and more. This detailed chemical breakdown enables precise selection for diverse metallurgical applications.
- Supplementary Element Limits: The standard also specifies maximum allowable amounts for several supplementary elements to control material purity and alloy performance.
- Sizing Standards: Defined size categories, including tolerances for different particle sizes, are integral to handling and performance during transport, storage, and processing.
- Friability Ratings: Grade-specific friability codes assist in assessing handling and attrition behavior, critical for industrial logistics and process optimization.
- Chemical Analysis Requirements: Clear procedures for chemical analysis are required, ensuring that each batch of material is tested by agreed methods between manufacturers and purchasers.
Applications
Ferrotitanium conforming to ASTM A324 is widely used in:
- Steel and Stainless Steel Production: As an alloying agent, ferrotitanium is commonly added to steel to enhance mechanical strength, corrosion resistance, and weldability. It serves as a deoxidizer and nitrogen scavenger in steelmaking, improving final product quality.
- Metallurgical Alloy Manufacture: The controlled addition of titanium via ferrotitanium allows precise adjustment of metal properties in castings and specialty alloys.
- Foundry Operations: The standard’s defined particle sizes and friability ratings make it suitable for efficient handling and utilization in foundry charge calculations.
- Global Trade and Sourcing: By adhering to a harmonized standard, purchasers and suppliers in different regions can ensure the compatibility and consistency of ferrotitanium products, reducing the risk of quality discrepancies.
Related Standards
- ASTM A1025/A1025M: General requirements for ferroalloys and other alloying materials, referenced throughout ASTM A324 for delivery and testing protocols.
- ISO Standards on Ferroalloys: While not directly referenced, related ISO standards specify requirements and testing methods for ferroalloys.
- EN and DIN standards for Ferroalloys: Relevant European and German standards align with ASTM A324 for cross-market synergy.
- WTO TBT Principles: This standard adheres to the World Trade Organization’s Technical Barriers to Trade Committee recommendations, supporting international market access and compliance.
Keywords: ferrotitanium, ASTM A324, ferrotitanium grades, ferroalloys, steelmaking alloy, titanium alloy, chemical composition, metallurgical standards, ASTM standards, alloy additives.
By following ASTM A324-08(2019), stakeholders can ensure high-quality, consistent ferrotitanium supply, optimized for a range of demanding industrial and manufacturing environments.
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Frequently Asked Questions
ASTM A324-08(2019) is a technical specification published by ASTM International. Its full title is "Standard Specification for Ferrotitanium". This standard covers: ABSTRACT This specification covers four grades of ferrotitanium designated as A,B,C and D. The grades which are available in different sizes shall conform to the required chemical composition for titanium, carbon, silicon, and aluminum and for supplementary elements such as manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, cobalt, vanadium, lead, arsenic, bismuth, tin, zinc, zirconium, boron, and nitrogen. SCOPE 1.1 This specification covers four grades of ferrotitanium, designated A, B, C, and D. 1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ABSTRACT This specification covers four grades of ferrotitanium designated as A,B,C and D. The grades which are available in different sizes shall conform to the required chemical composition for titanium, carbon, silicon, and aluminum and for supplementary elements such as manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, cobalt, vanadium, lead, arsenic, bismuth, tin, zinc, zirconium, boron, and nitrogen. SCOPE 1.1 This specification covers four grades of ferrotitanium, designated A, B, C, and D. 1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM A324-08(2019) is classified under the following ICS (International Classification for Standards) categories: 77.100 - Ferroalloys. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM A324-08(2019) has the following relationships with other standards: It is inter standard links to ASTM A324-08(2013), ASTM A1025/A1025M-10(2015), ASTM A1025/A1025M-10, ASTM A1025/A1025M-10(2020). Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM A324-08(2019) is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:A324 −08 (Reapproved 2019)
Standard Specification for
Ferrotitanium
This standard is issued under the fixed designation A324; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope purchase order. Failure to comply with the general require-
ments of Specification A1025/A1025M constitutes nonconfor-
1.1 This specification covers four grades of ferrotitanium,
mance with this specification. In case of conflict between the
designated A, B, C, and D.
requirements of this specification and Specification A1025/
1.2 This international standard was developed in accor-
A1025M, this specification shall prevail.
dance with internationally recognized principles on standard-
ization established in the Decision on Principles for the
4. Chemical Requirements
Development of International Standards, Guides and Recom-
4.1 The chemical requirements are shown in Tables 1 and 2.
mendations issued by the World Trade Organization Technical
Barriers to Trade (TBT) Committee. 5. Size
5.1 The various grades are available in sizes as listed in
2. Referenced Documents
Table 3.
2.1 ASTM Standards:
5.2 The sizes listed in Table 3 are typical as shipped from
A1025/A1025M Specification for Ferroalloys and Other Al-
the manufacturer’s plant. These alloys exhibit varying degrees
loying Materials, General Requirements
of friability; therefore, some attrition may be expected in
transit, storage, and handling. A quantitative test is not avail-
3. General Conditions for Delivery
able for rating relative friability of ferroalloys. A code system
3.1 Materials furnished to this specification shall conform to
has been developed for this purpose, and a number rating each
the requirements of Specification A1025/A1025M, including
product type is shown in the last column of Table 4. Definitions
any supplementary requirements that are indicated in the
applicable to these code numbers are given in Specification
A1025/A1025M.
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
6. Chemical Analysis
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee
A01.18 on Castings.
6.1 The chemical analysis of the material shall be in
Current edition approved Nov. 1, 2019. Published November 2019. Originally
accordance with a procedure agreed upon between the manu-
approved in 1949. Last previous edition approved in 2013 as A324 – 08 (2013).
DOI: 10.1520/A0324-08R19.
facturer and the purchaser.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
7. Keywords
Standards volume i
...
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