[PDF] ERV-GS HNBR

What is the temperature range of the ervgs Erv?

Type: ERVGS ERV Temperature range: up to 100°c up to 130°C Max. working press.: 10bar 10bar, 16bar, 25bar Issued at Hamburg on 2020-02-20 This Certificate is valid until 2025-02-12. DNV GL local station: Hamburg CMC Approval Engineer: Hagen Markus Sizes: DN20 up to DN600 DN20 up to DN1000 for DNV GL Digitally Signed By: Drews, Ola!

What is Erv ® – elastische rohrverbinder?

Based on the German expression „Elastische Rohrverbinder“ the type brand ERV® is being used. ERV expansion joints from ELAFLEX HIBY are moulded single sphere type rubber bellows with swiveling metal flanges. Their construction and lengths (installation sizes) have since become internationally recognised standard.

What is Erv for flexible connections?

ERV for Flexible Connections. Rubber Expansion Joints (compensators) are used as flexible connectors within pipe systems. Based on the German expression „Elastische Rohrverbinder“ the type brand ERV® is being used. ERV expansion joints from ELAFLEX HIBY are moulded single sphere type rubber bellows with swiveling metal flanges.

What are the characteristics of ERV?

ERV are distinguished by a large axial, lateral and angular range of allowable movement, low reaction forces and low inherent resistance. ERV are used to absorb tensions caused by temperature changes (thermal expansion), and equalize structural settling such as basement subsiding or ground movements.