Insights & News - Page 40 of 43 - Ward Vessel and Exchanger

Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (#4 – Tube to Tube Sheet Joint Failure)

Posted on July 11, 2020

#4 – Tube to Tube Sheet Joint Failure… Typically, the tube to tube sheet joint is one of the most critical aspects of heat exchanger design, right up there with…

NBIC Repair Types

Posted on July 11, 2020

When repairs are made to code pressure vessels, the National Board Inspection Code (NBIC) classifies them into three categories: alterations, repairs, and routine repairs. Alterations are the most significant type of…

#MetalMarketUpdate – July ’20 Newsletter

Posted on July 11, 2020

June’s ISM Manufacturing Index (PMI) jumped from the 43.1 reading in May to a 52.6 mark in June. This is the first expansion for manufacturing in 3 months. Employment increases,…

Section 232 (Tariffs on Imported Steel and Aluminum) and Section 301 (Tariffs on Chinese Final Products)

Posted on July 11, 2020

Effective June 1st 2018 – the Trump administration imposed 25% steel and 10% aluminum tariffs (section 232) on all countries including the European Union, Canada and Mexico. The month of August…

Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (#3 – Corrosion)

Posted on June 6, 2020

#3 – Corrosion… If your responsibilities include heat exchangers, you probably know that corrosion is a common failure mechanism. Most everyone in the refining and petrochemical worlds sees corrosion on…

Top Seven Shell and Tube Heat Exchanger Failure Mechanisms (#2 – Fouling)

Posted on May 15, 2020

#2 – Fouling… Some processes are prone to solids forming inside the tubes. When you are working with those processes, you have to build a preventative maintenance program to keep…