A march is happening concerning the proposed closure of the Orb steelworks in Newport, with 380 jobs in danger.
Tata Steel introduced final month it was closing the location after failing to discover a purchaser.
Workers marched via Newport on Saturday.
The manufacturing unit, which makes electrical metal utilized in energy transmission, was put up on the market in May 2018, with Tata wanting to focus on its core metal enterprise.
Tata stated it might have value £50m to improve the Orb website to make it aggressive.