Katalor has the rich experience in St35.8 seamless steel pipe more than 10 years. As we all know, the high quality St35.8 seamless steel pipe also has lots of p

API 5L PSL2 X56 seamless steel pipe is our mainly product. Therefore, in addition to good mechanical properties, API 5L PSL2 X56 seamless steel pipe must also h

Katalor is a professional steel exporter and supplier in China, we have lots of API 5L PSL2 X52 pipeline steel with different sizes. We also have lots of custom

Good weldability of API 5L PSL2 Gr.B pipeline steel is very important to ensure the integrity of pipeline and field welding quality.One of the most remarkable f