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Category: Technical Insights

Practical guidance on seamless pipes, tubes, materials, standards and manufacturing processes.

Coating Systems for Seamless Line Pipe

Overview of 3LPE, 3LPP, FBE, and internal flow coating systems for pipeline corrosion protection.

P91 and T91 Tubes for Supercritical Boiler Applications

Technical overview of P91 and T91 modified 9Cr-1Mo alloy tubes for supercritical and ultra-supercritical boiler applications — metallurgy, manufacturing requirements, and typical service conditions.

CDS vs HFS Boiler Tubes: Choosing the Right Manufacturing Route

A technical comparison of Cold Drawn Seamless (CDS) and Hot Finished Seamless (HFS) boiler tube manufacturing routes — dimensional ranges, tolerances, surface finish, and when to specify each.

Understanding IBR Certification for Boiler Tubes: What You Need to Know

A practical guide to Indian Boiler Regulation (IBR) certification for seamless boiler tubes — what it covers, which grades qualify, and why it matters for your thermal power or refinery project.

How to Select Seamless Steel Pipe for High-Pressure Service

A practical framework for matching pressure, temperature, material grade, dimensions and testing requirements to a seamless pipe specification.

Cold-Drawn vs Hot-Finished Seamless Tubes: What Changes?

Mechanical and structural tubes

Compare dimensional accuracy, surface finish, mechanical properties and typical applications before choosing a seamless tube manufacturing route.

ASTM, ASME and API Pipe Standards: A Buyer’s Guide

Seamless line pipes

Understand how material specifications, construction codes and industry standards work together when purchasing seamless pipes and tubes.

Why Tube Quality Matters in Heat Exchangers and Boilers

Heat exchanger tubes

Explore the dimensional, surface, material and testing characteristics that influence reliability in boiler and heat-exchanger tubing.

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+91 90516 00643 · +1 (470) 484-1349 · sales@globalseamless.com
India | USA
Global Seamless

Premier manufacturer of cold-drawn and hot-finished seamless steel pipes and tubes. Three plants across India and the USA with 140,000 MT combined capacity.

INDIA
Y9, EP Block, Sector V, Salt Lake
Kolkata 700091, West Bengal
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9702 Bissonnet Street, Suite 2250W
Houston, TX 77036
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