A213 T5 T9 T11 Seamless Studed Fin Tube 

ASTM A213 T5 T9 T11 T12 T91 Seamless Alloy Steel Studed Pipe, Finned Pipe For Oil Refinery   Detailed Description: General Studded Tubes production capacity General specifications of Studded Tubes tubes Production facility: 3 finning machines; Daily capacity up to 80,000 studs; Tube OD: 219 mm max. Tube Thickness: 4mm~15mm Tube Length: 16 meters max. Studs OD: OD6mm~OD16mm Studs Height: 10mm Min.   Yuhong Manufacturing process: Studs are fully automatically welded onto the tube by resistance welding. Acceptance criteria: Approved drawings and the delivery conditions (TDC) of clients.   Delivery condition: Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of extruded bimetallic fin tube.  …

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