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Seamless 1/2"--72"
ASME B16.9, ASME B16.25, ISO3419, JIS B2311. JIS B2312, DIN2617, EN10253-1.
A234/A234M Gr. WPB-WPC A105
A234/A234M Gr. WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
ASTM/ASME A420 WPL 3-WPL 6
ASTM/ASME A860 WPHY 42-46-52-60-65-70



