1. IntroductionDuctile iron pipes (DI pipes) have become a cornerstone material in municipal water supply industrial pipelines, and high-pressure networks. Their high tensile strength, long service li

IntroductionWhen planning a new water supply or municipal pipeline project, ductile iron pipe (DI pipe) is often among the top materials considered.However, before making a purchasing decision, most b

High-quality 300mm ductile iron pipes for water supply systems. Durable, corrosion-resistant, and factory-tested for long-term reliability.

Introduction to EN598 Ductile Iron PipesEN598 is a European standard that specifies the requirements for ductile iron pipes, fittings, accessories, and their joints used in sewerage and wastewater sys

Learn the key differences between K9 and K12 ductile iron pipes, including pressure capacity, thickness, weight, price comparison, and selection guide for water projects.

Master ductile iron pipe specifications with our technical guide. We cover key AWWA standards, pressure classes, and physical dimensions for accurate project design.

Explore the essential specifications, joint types, and corrosion protection for ductile iron pipes. Gain the technical insights needed for durable infrastructure.

Explore 2025 prices for 8 inch ductile iron pipes (DN200). Learn how material, coating, and freight affect cost per meter, and get quotes from leading suppliers.

Supplying Turkey’s Foundry Industry with Reliable Pig Iron from China — Tiegu’s AdvantageTurkey has long been recognized as one of the most important casting centers in Europe and the Middle East. Fro

Learn why ductile iron pipe is the best choice for sanitary sewer systems. Explore its strength, corrosion resistance, long service life, and cost efficiency compared to PVC or concrete pipes.

Explore market opportunities for cement lined ductile iron pipes in South Africa’s infrastructure projects—durable, corrosion-resistant, and cost-effective.

Discover why South African water projects prefer cement lined ductile iron pipes — corrosion-resistant, strong, and durable for urban and rural applications.

High-quality cement lined ductile iron pipes from China for South Africa’s water supply projects. Competitive prices, ISO/EN certified, durable and corrosion-resistant.

In recent years, Cambodia’s foundry industry has been steadily expanding, fueled by rapid growth in construction, manufacturing, and infrastructure projects nationwide. As the country develops its ind

IntroductionVietnam’s foundry and metalworking industry has grown rapidly in recent years, driven by the country’s booming manufacturing and export economy.From automotive components to construction m

IntroductionThailand’s foundry industry has grown rapidly in recent years, driven by rising demand from automotive, construction, and machinery manufacturing sectors. As production scales up, more fou

Discover the complete ductile iron pipe manufacturing process by Tiegu — from blast furnace ironmaking, spheroidization, and centrifugal casting to galvanizing, cement lining, and final coating.

Learn how companies lose money from fixed-price pig iron contracts and how to protect your procurement strategy with smarter clauses and market monitoring.

Discover the most common types of sand used in steel casting — from silica and bentonite to zircon and reclaimed sand.

Discover the latest 2025 ductile iron pipe prices in Malaysia, with insights on market trends, cost factors, and project case studies.