20# steel is a high-grade unalloyed steel used in metal structures and components operating in temperatures of -40°с to +450°с. hot-rolled and forged long products made from 20 steel conform to the dstu 7809 and gost 1050 standards.
offshore oil and gas major china national offshore oil corp said its penglai 25-6 oil field area 3 project, located in the south-central part of the bohai sea, has started production ahead of schedule.with an average water depth of about 27 meters, the project is expected to reach its peak
what is api 5ct j55 casing tubing?api 5ct j55 casing tubing serves to transport both crude oil and natural gas from oil and gas layer to the surface pipeline after drilling is completed. it is able to bear the pressure produced by the exploitation proc
what is a36 steel plate?astm a36 steel plate is one of the most common grades of steel used in structural applications. this mild carbon steel grade contains chemical alloys that give it properties such as machinability, ductility, and strength that are ideal for use i
Established in 1993, BESTAR is a professional enterprise integrating steel pipe manufacturing, technology research, and import&export trade. It is one of the best manufacturers of steel pipe in Hunan as well as the best exporter of steel pipes and various steel products.