Daily Archives: July 20, 2025

Copper Tubes vs. Stainless Steel Tubes in Heat Exchangers When selecting between copper and stainless steel (SS) tubes for a shell and tube heat exchanger, key factors include thermal conductivity, corrosion resistance, cost, and application requirements. Below is a detailed comparison: 1. Thermal Conductivity Material...

Suitable Materials for Shell and Tube Heat Exchangers in the Food Industry The food industry requires materials that are:Corrosion-resistant (to withstand cleaning chemicals like CIP solutions).Non-toxic & FDA-compliant (no leaching of harmful substances).Smooth & non-porous (to prevent bacterial growth, easy to...

Different Types of TEMA Classes for Shell and Tube Heat Exchangers The Tubular Exchanger Manufacturers Association (TEMA) classifies shell and tube heat exchangers into three main designations based on service conditions, mechanical robustness, and industry requirements: 1. TEMA Class R – Refinery & Severe Service...

The Code of Construction for Shell and Tube Heat Exchangers (STHE) is governed by international and national standards to ensure safety, reliability, and performance. Below are the key codes and standards used in their design, fabrication, and testing: 1. ASME (American Society of Mechanical Engineers) – Most Widely Used...

Advantages of Shell and Tube Heat Exchangers (STHE) Shell and Tube Heat Exchangers are among the most widely used heat exchangers in industries due to their robust design, versatility, and efficiency. Here are their key advantages: 1. High Pressure & Temperature Resistance 2. Suitable for a Wide Range of Fluids 3. Robust &...