... -SCH160,XS,XXSStandardsANSI, DIN, JIS, BS, GBetc MaterialStainless Steel: ASTM A403 WP304/304L,WP316/316L,WP321,WP347,WPS31254Carbon ... Steel: ASTM A234 WPB,WPC,ASTM A420 WPL1/3/ ... 6,WPHY-42/46/52/56/60/65/70Alloy Steel: ASTM A234 WP1/WP12/WP11/WP22/WP5/WP7/WP9 ... /TKey to SucessAdvanced technique and serviceSpecial design available stainless steel lap