VBS-E is a stainless steel plug-in elbow made of stainless steel material 1.4571 (V4A), AISI 316 TI. This plug-in elbow is used to connect the stainless steel pipes V4 Steck-ES and V2 Steck-ES. The advantage lies in the very high compressive strength.0605 DIN EN 61386-21 Classification: 55571 Minimum compressive strength: 4000N/5cm