Knowledge

API 5L ERW pipe must pass a defined battery of quality tests before it leaves the mill. This article explains each required test, how the specimens are taken, what acceptance crite

The manufacturing route of a steel pipe decides its dimensional accuracy, weld integrity and cost, and Industrial Applications and Performance of ERW Steel Pipes is the process at

When selecting API line pipe material, key factors need to be considered and the grade selected should be based on the required grade.

API 5L X52 PSL2 pipeline is adapted to the American Petroleum Institute (API) 5L specification. PSL2 has stricter chemical composition and testing requirements than PSL. This artic

ERW straight seam welded pipe, also known as resistance welded straight seam welded pipe

High-strength line pipe systems depend on correct design and verification. This article covers pressure calculation, testing protocols and corrosion control for modern pipeline inf

HFW (high-frequency welded) steel pipe uses high-frequency current to forge a strong longitudinal seam without filler metal. It offers reliable quality, high production efficiency

Spiral welded pipe is also a kind of welded pipe equipment, which can be divided into roll forming and roll forming.

API 5L X52 is a steel grade in the pipeline standard developed by the American Petroleum Institute, mainly used for transporting oil and natural gas.

The quality inspection of steel pipes is an important part of ensuring welding process and welding quality.

The American Petroleum Institute's line pipe standard, known as API Specification 5L, provides guidelines for line pipe used to transport crude oil, natural gas, and other petroleu

The vast majority of long-distance pipelines are made of three types of pipes: straight seam high frequency welded pipe (ERW), spiral submerged arc welded pipe (SSAW), and straight