ASTM a269 raj yog ib hom raj, qhov saum npoo yog ci ntsa iab zoo nkauj heev, qhov ntev ntev heev, qhov ntev tuaj yeem txog li 4000M / kauj tsis muaj welded, uasage: tuaj yeem yog qhov uas feem ntau siv hauv roj av, roj av, kev lag luam tshuaj lom neeg, kev tsim nkoj thiab lwm yam lag luam. Cov khoom siv raj hlau: 316L, 316, 304, incoloy825, incoloy625, 2205 2507; raj hlau OD: 6MM-25.4MM; raj hlau phab ntsa tuab: 0.5MM-2MM; raj hlau ntev: 1000M-6000M; Ua haujlwm siab: 50-200MPA