In 2026, Maruichi Steel Tube completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
However, Maruichi Steel Tube has not published a category-level breakdown of its Scope 3 emissions, limiting visibility into specific value chain sources.
| Metric (tCO2e) | 2026 | 2025 | 2024 | 2023-2019 |
|---|---|---|---|---|
Total Scope 1 | 21,796a | 21,273a | 20,134a | |
Total Scope 2 | ||||
Unspecified Calculation Method | 51,136a | 52,862a | 56,854a | |
Total Scope 3 | 1,405,611a | 1,451,433a | 1,540,758a | |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 14.2607a | 12.1924a | 11.2384a |
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In 2026, the total operational greenhouse gas (GHG) emissions of Maruichi Steel Tube amounted to 72,932 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2).a
Compared to 2025, the total operational greenhouse gas (GHG) emissions of Maruichi Steel Tube decreased by 1.62%, showing that the company has made progress in taking action to reduce the climate impact of its operations.a
In 2026, the total Scope 1 emissions of Maruichi Steel Tube were 21,796 metric tons of CO₂ equivalent (tCO₂e).a
Since 2020, Maruichi Steel Tube's Scope 1 emissions have decreased by 57.27%, reflecting a declining long-term trend in Scope 1 emissions over time.ab
Compared to the previous year (2025), Maruichi Steel Tube's Scope 1 emissions increased by 2.46%, suggesting that the company faced challenges in reducing emissions from its directly owned or controlled operations.a
In 2026, Maruichi Steel Tube reported Scope 2 greenhouse gas (GHG) emissions of 51,136 tCO₂e without specifying the calculation method.a
Since 2020, Maruichi Steel Tube's Scope 2 greenhouse gas (GHG) emissions (Unspecified Calculation Method) have decreased by 64.12%, reflecting a declining long-term trend in Scope 2 emissions over time.ab
Compared to the previous year (2025), Maruichi Steel Tube's Scope 2 emissions (Unspecified Calculation Method) have remained relatively stable, indicating that Maruichi Steel Tube's emissions have plateaued with no significant change in its energy consumption footprint.a
In 2026, Maruichi Steel Tube reported its Scope 2 emissions using an unspecified methodology.a
In 2026, Maruichi Steel Tube reported 1,405,611 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain.a
The 2026 disclosure of Maruichi Steel Tube includes a breakdown across 0 of the 15 Scope 3 categories defined by the GHG Protocol, matching the level of disclosure in 2025, demonstrating consistent Scope 3 emissions reporting coverage year over year.a
In 2026, Maruichi Steel Tube reported total Scope 3 emissions of 1,405,611 metric tons of CO₂ equivalent (tCO₂e).a
Compared to the previous year (2025), Maruichi Steel Tube's Scope 3 emissions remained relatively stable, indicating that Maruichi Steel Tube's emissions have plateaued with no significant change in its value chain footprint.a
In 2026, Maruichi Steel Tube reported Scope 1 greenhouse gas (GHG) emissions of 21,796 tCO₂e and total revenues of USD 1,528 millions. This translates into an emissions intensity of 14.26 tCO₂e per millions USD.a
In 2026, Maruichi Steel Tube reported a Scope 1 emissions intensity of 14.26 tCO₂e per millions USD. Compared to the peer group median of 231.21, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a
In 2026, Maruichi Steel Tube ranked 3 out of 23 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
This places Maruichi Steel Tube among the top performers, with one of the lowest emissions intensities relative to peers.a
In 2026, Maruichi Steel Tube reported a total carbon footprint of 1,478,543 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 3.08% decrease compared to 2025, indicating progress in reducing its overall greenhouse gas output.a
The largest contributor to Maruichi Steel Tube's total carbon footprint was Scope 3 emissions, accounting for 95.07% of the company's total carbon footprint, followed by Scope 2 emissions at 3.46%.a