Seamless Pipes For High Pressure Cylinders
Apr 20 2017
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, 34M…
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