ISIJ International

ISSN 0915-1559 · The Iron and Steel Institute of Japan · Japan · active 1989–2026

Metrics

Scimago quartile (2025)
Q2
Cites per paper (2y)
2.0
SJR
0.473
h-index
143

“Cites per paper” is a two-year cited-by rate computed from OpenAlex. It is not a Clarivate Journal Impact Factor — we neither compute nor license that metric (how the two differ). Citation rates differ enormously between fields, so compare within a discipline. What the other figures mean: journal quartile, SJR, h-index and article processing charge.

Data as of 1 November 2026 (venue index build).

Scimago Journal Rank 2025

In the Scimago Journal Rank 2025 edition, ISIJ International is Q2 in all 4 of its subject categories.

Scimago 2025 quartile and rank of ISIJ International in each subject category
Subject categoryQuartileRank in category
Metals and AlloysQ2#61 of 181
Materials ChemistryQ2#147 of 331
Mechanics of MaterialsQ2#177 of 412
Mechanical EngineeringQ2#272 of 696
Cites per document (2 years, Scopus)
1.90
Documents indexed in 2025 (Scopus)
233

The quartile is the one Scimago prints for each category. Rank is the journal's position by SJR among the journals Scimago lists in that category (#1 is the highest); “—” means we hold no rank consistent with that quartile. The document count is what Scopus indexed that year, which can be lower than a journal's full output. Source: SCImago Journal Rank 2025 edition, from Scopus data (scimagojr.com, CC BY-NC).

ISIJ International is Q2 in all 4 of its Scimago subject categories (2025 edition; best category Metals and Alloys: Q2, #61 of 181), with SJR 0.473 (Scimago) and an h-index of 143 (OpenAlex). Listed in DOAJ, Scopus, Web of Science.

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Responding time

Submission to publication
~24 wk
DOAJ self-reported

Turnaround figures are indicative, not a guarantee: DOAJ values are self-reported by the journal (average weeks, submission to publication); library estimates are medians of the received/accepted dates printed in papers we hold. Editorial times vary by article type and season — confirm on the journal’s own site.

Indexing & access

Indexed in
DOAJScopusWeb of Science
Access status:
gold. Where this comes from publisher-level signals rather than works-level data it is a heuristic — confirm on the journal’s own site, especially regarding any article processing charge.
Article processing charge
Article processing charge (APC): ¥126,000 per accepted article (DOAJ). Fee waivers are available.

Official journal site →

Scope

metallurgicalthermodynamicsmechanicalengineeringmicrostructurepropertiessteelsironsteelmakingmetallurgymaterialforming

Frequently asked

Is ISIJ International a predatory journal?

Our screening does not flag ISIJ International. That is not a guarantee of quality — it means the venue is not on Beall's archive (frozen since 2017) and does not match our name-pattern heuristic. It is listed in DOAJ, Scopus, Web of Science, which is a positive signal.

Is ISIJ International indexed in Scopus or Web of Science?

Per our venue index, ISIJ International appears in: DOAJ, Scopus, Web of Science. Index membership changes over time — confirm on the index's own site before relying on it.

What is the impact factor of ISIJ International?

Papers in ISIJ International are cited about 2.0 times each within two years of publication, and Scimago places it in Q2, with an h-index of 143. Those are the open equivalents: the Clarivate Journal Impact Factor is a proprietary metric we neither compute nor license, so we show the two-year citation rate and Scimago quartile instead — they answer the same question of how heavily the journal is cited. A citation rate is a property of a field as much as of a journal.

What Scimago quartile is ISIJ International (Q1, Q2, Q3, or Q4)?

In the Scimago Journal Rank 2025 edition, ISIJ International is Q2 in all 4 of its subject categories. By category: Metals and Alloys: Q2, #61 of 181; Materials Chemistry: Q2, #147 of 331; Mechanics of Materials: Q2, #177 of 412; Mechanical Engineering: Q2, #272 of 696. Quartiles split the journals in a subject category into four equal groups by SJR, so Q1 is the most-cited quarter and Q4 the least; ISIJ International is cited about 2.0 times per paper over two years, with an h-index of 143.

What is the Web of Science (JCR) quartile of ISIJ International?

The Web of Science quartile comes from Clarivate's Journal Citation Reports (JCR), a proprietary product we neither license nor compute — so we cannot state a JCR quartile for ISIJ International. The open equivalent is its Scimago quartile, Q2, derived from Scopus citation data. Because JCR ranks against Web of Science and Scimago against Scopus, the two can differ, so check Clarivate's site directly if you need the JCR quartile specifically.

Is ISIJ International open access?

Our index records its access status as "gold". Where this is derived from publisher-level signals rather than works-level data it is a heuristic, so confirm on the journal's own site — particularly if an article processing charge matters to you.

What is the article processing charge (APC) to publish in ISIJ International?

Article processing charge (APC): ¥126,000 per accepted article (DOAJ). Fee waivers are available. The exact charge can vary by article type and any fee waiver, so confirm the current amount on the journal's own site.

How long does ISIJ International take to publish a paper?

Submission to publication for ISIJ International takes about ~24 wk — DOAJ self-reported. Treat it as indicative rather than a guarantee: editorial times vary by article type, reviewer availability and season, and a self-reported figure is the journal's own. We do not hold a peer-review acceptance rate for ISIJ International.

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