Steel Weld Neck Flange DN300 PN25 S235JRG2 EN 1092-1

Steel Weld Neck Flange DN300 PN25 is a universal solution for various industries requiring durable and reliable connections. This metal flange is designed for 300 mm pipes and systems with a pressure rating of 25 bar, ensuring long service life and compliance with modern safety and quality standards. It operates in the temperature range from -30 to +300 °C.

These collar flanges are manufactured from St20 (C20 / S235JRG2) steel according to GOST 12820-80 and EN1092-1. Quality control is implemented at every stage, from raw material selection to final hydro-testing. Modern hot forging and forging technologies ensure optimal metal structure and product durability for high-pressure systems. Paronite, rubber, or elastomeric gaskets conforming to GOST (versions B, C) are recommended for reliable and easy installation.

Collar flanges are ideal for strong, tight joints in general-purpose pipelines for applications such as housing, communal services, water supply, heating systems, and the food industry.

Customers can pick up orders at warehouses in Krakow, Poznan, Warsaw, Lodz, Sofia, Varna, and Plovdiv. For orders of rolled products weighing one ton or more, delivery is available throughout Poland and Bulgaria as well as other EU countries. Place your order via our website chat or by phone.