... 5.API,CE,ISO flange steel pipe flange,ansi flange,tube flange for pipe joint 1.Products Items:Slip-on ... blind ;spectacle blind,etc.2. Material: stainless steel,carbon steel,alloy steel 3. Size range: From ½” up to 60” ... , WPHY-52, WPHY-60, WPHY-65, WPHY-70,2 ALLOY STEELASTM A234 WP1, WP11, WP12, WP22, WP5, WP9, ... , ASTM ASTM A694 F42/F46/F52/F56/F60/F65/F702 ALLOY STEELASTM A182 F1, F5, F7, F9, F11, F12 ...