Rail freight engineering

Notes from Erciyas Rail engineers on spiral-welded tank wagons, certification, intermodal transport and R&D.

20 October 2026 · Guide

TSI, RID, UIC and EN: a short certification guide for freight wagon buyers

TSI WAG, TSI NOI, RID, EN 14025, EN 15085-2, ECM, ISO 22163 and GCU explained, the rule changes of 2026 and 2027, and what to ask a wagon supplier.

20 October 2026 · Technology

Spiral-welded tank wagons: what changes when the tank has no cross seams

How Erciyas Rail builds tank wagon shells with the spiral welding method used for line pipe, and what it means for T-joints, inspection and fatigue life.

4 September 2022 · R&D

Hyperloop, a project aiming to reach beyond dreams

The 208 m Hyperloop test tube Erciyas built at TÜBİTAK Gebze for the TEKNOFEST Hyperloop Development Competition, and the plan for a 5 km prototype line.