Materials & Standards

2 articles

Materials & Standards 2026-07-15 19:04:35

Common Flange Standards for Pipeline Products: EN, ASME, JIS, AWWA, BS and GB

A flange standard defines more than nominal size. It can determine flange outside diameter, bolt drilling, facing, material and pressure-temperature r

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Materials & Standards 2026-07-15 19:04:34

EPDM vs NBR Rubber Expansion Joints: Material and Media Selection Guide

EPDM and NBR are two commonly specified elastomers for rubber expansion joints, but they serve different media and environments. EPDM is generally con

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Materials & Standards