The difference between GB3087 and GB8163,include:size,shape,weight,technical requirements,test methods,inspection rules,packing,marks,quality certificates.Steel pipe by GB3087 is better than by GB8163,and the scope of application is also broader.
Different definitions:
GB3087 seamless steel pipe: GB3087 seamless steel pipe is made of steel ingot or solid billet through perforation, and then through hot rolling, cold rolling or cold drawing. GB3087 seamless steel pipe plays an important role in China’s steel pipe industry.
Gb8163 seamless steel pipe: this steel pipe (fluid pipe) is a kind of steel pipe with hollow section and no weld from head to tail.
GB3087 Seamless Steel Tubes
Different applications:
GB3087 seamless steel pipe:it is the standard of seamless steel pipe for low and medium pressure boiler. The low and medium pressure boiler pipe generally refers to the seamless steel pipe for low pressure boiler (pressure less than or equal to 2.5MPa) and medium pressure boiler (pressure less than or equal to 3.9Mpa). This standard steel pipe can be used for superheated steam pipe, boiling water pipe, water wall pipe, arch brick pipe, etc. of low and medium pressure boiler.
Gb8163 seamless steel pipe: the steel pipe has a hollow section, which is widely used as a pipe for transporting oil, natural gas, gas, water and some solid materials.
Compared with solid steel such as round steel, steel tube is a kind of economic section steel, which is widely used in manufacturing structural parts and mechanical parts, such as oil drill pipe, automobile transmission shaft, bicycle frame and steel scaffold used in construction.
GB8163 Seamless Steel Tubes
Different characteristics:
GB3087 seamless steel pipe: it can bear certain pressure and is suitable for boiler installation.
Gb8163 seamless steel pipe: can not bear too much pressure, suitable for liquid, gas transportation,etc.
As a professional steel pipe supplier, Hebei haihao Group has a history of more than 30 years. We will meet the needs of customers according to the requirements of customers and what aspects of products are used to help customers better purchase. If you want to know more, please feel free to contact us.Email:sales@haihaogroup.com
