ASTM a269 tube ke mofuta oa tube, bokaholimo bo khanyang bo botle haholo, bolelele bo bolelele haholo, bolelele bo ka fihla ho 4000M / coil ntle le welded, uasage: e ka sebelisoa haholo petroleum, khase ea tlhaho, lik'hemik'hale. indasteri, kaho ea likepe le liindasteri tse ling.Steel tube material:316L...
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