Alloy steel pipe

fsapexsteel is a merchant exporter and supplier of alloy steel pipes and alloy steel tubes used for many different purposes. More >>

Weldable components

Below are our available Weldable components that will meet your project needs. We will help you put together your entire project and ship it to your closest port. More >>

Flanges General

A flange is a method of connecting pipes, valves, pumps and other equipment to form a piping system. More >>

Seamless steel pipes

We can makes and markets cold-drawn and hot rolled seamless steel pipes and cold-drawn special-section seamless pipes which are widely applied in the industries of More >>

Stainless Pipes and tubes

Stainless Pipes are made from more than 20 steel grades of various corrosion resistance and are intended for application in conditions of a wide range of corrosion environments and temperatures in heat exchanger. More >>

Contact Us

HYSP QCCO China Steel provide a wide range of steel products as Steel pipes, Seamless tube and seamless pipes, Alloy pipes, Pipe fittings, Composite steel pipe used in the industry, construction etc. More >>


Category Archives: Definition and description

JIS G3445 steel pipe

JIS G3455 Seamless tubes

JIS G3445 steel pipe used for machinery, automobiles, bicycles, furniture, appliances and other machine parts.[......]

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ASTM A106 Standard Specification


ASTM A106 Standard specification covers seamless carbon steel pipe for high-temperature service[......]

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Ultra-high carbon steel

Ultra-high carbon steel

Ultra-high carbon steel contains between 1 and 2 percent carbon. The metals then form a solid. Steels that contain a carbon content above 2 percent are classified as cast iron.[......]

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Higher carbon steels

Higher carbon steels

Carbon steels which can successfully undergo heat-treatment have a carbon content in the range of 0.30–1.70% by weight. [......]

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Carbon steel


Carbon steel is a metal alloy that is formed as a result of combining iron and carbon.[......]

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Difference Between Steel and Mild Steel

Mild steel pipe

There are significant differences between steel and mild steel which would be properly discussed in this article.[......]

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What is the difference between mild steel and chrome moly?

chrome moly

A common misconception is that chrome moly is lighter than mild steel. [......]

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Cold Drawn Seamless tubing

DIN2391 Seamless Tube

Cold Drawn Seamless tubes offer tight tolerances compared to Hot Finished Seamless tube, and offers stronger physical properties compared to other mechanical tubing. [......]

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Stainless Steel Piping

ASTM A312 TP321 large-diameter-stainless-steel-pipe_little

There are two main processes that are most commonly used to manufacture stainless steel piping. [......]

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Casing Pipe


Casing pipe is a type of steel pipe that is typically used to enclose and surround a carrier pipe, which is installed through the center of this pipe. [......]

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