According to the basic principle and process characteristics of nitriding treatment of seamless steel pipes , the process parameters affected by it mainly include nitriding temperature, nitriding time and ammonia decomposition rate.1. Nitriding temperatureWhen the nitriding temperature is 500 °C, th

Introduction Seamless steel tube for structure purposes(GB/T8162-1999) is a seamless steel tube for general structure and mechanical structure. GB/T8162-- National Standard of China ASTM A53-- American Society of Materials and Testing Standards ASME SA53 -- American Code for Boilers and Pressure Ves

Welded pipes are round pipes welded by steel plates, which are divided into high-frequency electric resistance welded pipes (ERW pipes), straight seam arc welded pipes (LSAW), and spiral welded pipes.Industrial TV internal inspection equipment: inspect the appearance quality of internal welding seam

Angle steel, commonly known as angle iron, is a long strip of steel that is perpendicular to each other and forms an angle.Angle steel, like mild steel pipe, is a carbon structural steel for construction.. It is a simple cross-section section steel and is mainly used for metal components and frames