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SIZE: 1/2"-48"、DN15-DN1200
WALL THICKNESS: SCH-5S to SCH-XXS
STANDARD: ASME ANSI B16.9,JIS,DIN,GOST
MATERIAL:ASTM A234-WPB,A420-WPL6/L3etc.;ASTM A234-WP12,WP11,WP15,WP22,WP1,WP5,WP9,WP91