ASTM A249, A269. JIS G3463. OD: 6.35~762mm. WT: Sch5s-Sch40s. OD: 15.9~139.8mm. WT: 1,6~5.0mm. ASTM A554. JIS G3446. OD: 7.9152.4mm. WT: 0.56.0mm. ASTM A554.
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