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ITER Vacuum Vessel Assembly

Sector: Nuclear • Location: Cadarache, Provence-Alpes-Côte d'Azur, France

Source: SSBCrack

Project
Under Construction

The assembly of the vacuum vessel, a 19-meter-wide double-walled chamber for the ITER nuclear fusion experiment, involves welding nine massive steel sectors into a precisely aligned ring. The vacuum vessel will contain plasma at temperatures exceeding 150 million degrees Celsius and weigh over 5,200 tonnes. The project is a global collaboration involving 35 nations, with sectors sourced from Europ

Status
Under Construction
Sector
Nuclear, Steel, Government, Metal
Location
Cadarache, Provence-Alpes-Côte d'Azur, France
Updated
22 Jul 2026
Source
SSBCrack

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The project “ITER Vacuum Vessel Assembly” is an infrastructure initiative in the Nuclear sector, located in Cadarache, Provence-Alpes-Côte d'Azur, France. Taiyo aggregates data on it from SSBCrack.

Participants

Sponsoring Agency

Company

Status

Original status

under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

The assembly of the vacuum vessel, a 19-meter-wide double-walled chamber for the ITER nuclear fusion experiment, involves welding nine massive steel sectors into a precisely aligned ring. The vacuum vessel will contain plasma at temperatures exceeding 150 million degrees Celsius and weigh over 5,200 tonnes. The project is a global collaboration involving 35 nations, with sectors sourced from Europe and South Korea, and assembly contracted to the American firm Westinghouse.

Original sector

Energy

Budget

Location

Country

France

State

Provence-Alpes-Côte d'Azur

City

Cadarache

Source

Source

SSBCrack

URL

More Details

Record type

Project

Sector

Nuclear, Steel, Government, Metal

Article published date

2025-09-16

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