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

Read Article 448

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Materials & Standards