Knowledge

ASTM A213 T91 Alloy Tube: 9Cr-1Mo-V-Nb Properties and Heat Treatment

ASTM A213 T91 is a modified 9Cr-1Mo-V-Nb ferritic-martensitic seamless tube for boiler, superheater and heat-exchanger service, with A335 P91 as the matching pipe grade. This guide covers its composit

Hot-dip Galvanized Steel Pipe

A hot-dip galvanized steel pipe, often referred to simply as galvanized pipe, is a steel pipe that has been coated with a layer of zinc through a process called hot-dip galvanizing.

Alloy Seamless Steel Pipe

Alloy seamless steel pipes are steel pipes made from alloy steel using a seamless manufacturing process.

ASTM A192 Boiler Steel Pipe

ASTM A192 is a standard specification for seamless carbon steel boiler tubes for high-pressure service

Spiral Pipe Material Guide: S235JRH, Carbon Steel Grades and Alloy Options

The material of a spiral welded pipe is usually carbon steel, most often S235JRH to EN 10219, with higher strength structural grades, low-pressure delivery grades and line pipe grades available for ot

Spiral Pipe vs Seamless Pipe: How to Choose the Right Steel Pipe

Spiral welded pipe and seamless pipe differ in manufacturing route, available diameters, wall tolerance, cost and suitable service conditions. This article compares both types by standard, capability

3 Different Types of Industrial Pipe Coatings

3 Different Types of Industrial Pipe Coatings 1. Epoxy coating Epoxy coatings are suitable for a variety of environments. For example, they can withstand extremely high temperatures and are resistant

Anti-Corrosion Coating Surface Treatment for Steel Pipe

Coating durability on steel pipe depends on how the surface is prepared before the first coat is applied. This guide covers abrasive blast cleaning to the Sa 2.5 grade of ISO 8501-1, control of compre

Difference Between Anti-corrosion Pipe and Insulation Pipe

This guide clarifies the difference between anti-corrosion pipe and pre-insulated pipe — two products often confused in buried and heated transmission projects. Drawing on oil and gas and district-hea