black mild steel pipe has many uses, you can use it according to actual needs.

In 1902, Mr. Tryggve Larssen, the chief engineer of Germany, developed and produced the world's first U-shaped cross-section riveted and interlocking steel sheet pile in Bremen.

According to the usage requirements of octg casing, select the appropriate welding method.

According to the function of steel casing pipe, it can be divided into surface casing, technical casing and oil layer casing.

Titanium alloy seamless pipe is a long pipe made of titanium alloy material with a hollow section and no seams around it. Initially it was mainly used to make aircraft engine compressor components and structural parts for rockets, missiles and high-speed aircraft.

This article mainly introduces the concept of quenching, six major problems and measures in the quenching process of carbon steel seamless pipes.