BASIC INFO
seamless pipes for high pressure cylinders
Size series: 406, 426, 475, 508, 559, 610, 660, 720, 914 and so on.
Typical steel grade Standard: ASTM A519, ASTM SA372, ISO11120, GB18248
Typical steel grade: 4130X, 4140, 34CrMo4, 42CrMo4, 34Mn2V, 30CrMo, 45 CrMo and so on.
Application: Material for making all kinds of high or middle pressure gas cylinders
