Teco Tube Expanders Company

INFORMATION SHEET Tube o.d. d ±. .............................. mm Tube wall thickn. s ±. .............................. mm Tube material......................................................................... Dia. of tube sheet hole D ±. .............................. mm Tube sheet thickness B ±. .............................. mm Tube sheet material............................................................... Length of rolling WB ±. .............................. mm Tube protrusion v. .............................. mm Tube recessing r. .............................. mm Degree of angle when belling e. ............................... Minimum distance between two holes t. ...............................mm No. of tubes . ............................... Straight tubes Yes / No U-tubes Yes / No Welded joint Yes / No Welded and expanded joint Yes / No Required expansion of tube (one wall) %..................................... Pressure ....................................... Temperature ....................................... For difficult T. ...............................mm expansions a. ...............................mm For recessing head, pilot ring and tool holder: Bore D ±. ...............................mm Distance bore-groove . ...............................mm Groove . ...............................mm Distance between grooves . ...............................mm tube expanders company 63