DIN EN 10374:2019 Welded fittings for the food and chemical industries - Tees, bends and reducers for welding; German and English version prEN 10374:2019
2021DIN EN 10374:2021 Welded fittings for the food and chemical industries - Tees, bends and reducers for welding; German version EN 10374:2021
2019DIN EN 10374:2019 Welded fittings for the food and chemical industries - Tees, bends and reducers for welding; German and English version prEN 10374:2019