Seamless pipes are divided into:
1.High pressure chemical fertilizer pipe : 10 20 16Mn GB6479-2000 ∮8-1240*1-200 Is suitable for chemical
equipment and pipelines with working temperature of -40-400 ºC and working pressure of 10-32mpa
2.Conveying fluid pipe: 10#, 20#ASTM A106A,B,C, A53A,B16Mn& Lt; Q345A. B.C.D.E & gt; GB/T8163-2008
ASTM A106ASTM A53 ∮8-1240*1-200 Suitable for conveying fluid general seamless steel pipe
3.General structure tube: 10#, 20#, 45#, 27SiMnASTM A53A,B16Mn< Q345A, B, C, D, E> GB/T8162-2008
GB/T17396-2009ASTM A53 ∮8-1240*1-200 suitable for general structure, engineering support, mechanical processing, etc
4. Oil Tubing :J55, K55, N80, L80C90, C95, P110 API SPEC 5CTISO11960 ∮60.23-508.00*4.24-16.13 Tubing
is used to extract oil or natural gas from oil Wells as well walls