Katalor is a famous steel supplier and exporter in China, we have the large stock in EN10210 S355J2H fine grain structure pipe. In the fact, the technology of

API 5CT J55 casing pipe is used for the transportation of crude oil and natural gas from an oil or gas layer to the surface after drilling is complete. API 5CT

We all know that there are many kinds of steel materials used in each project. GB/T 3087 20# steel pipe is one of the main products of our company, and it is o

I guess many customers know a little about GB/T 8163 Q345D steel pipe. But as a common steel materials, GB/T 8163 Q345D steel pipe has a widely use in the proj