Reducing Union – Tube Socket Weld (Metric) Reducing Union – Tube Socket Weld (Metric) Part NoT Tube OD. (ran.)TX Tube OD. (mm.)LDBEBxWork. Press, (psig)FAV-M14TSW-M10TSW-SS141026.023.810.47.47.96930FAV-M14TSW-M10TSW-SS251430.034.515.710.410.05450FAV-M14TSW-M10TSW-SS252235.834.515.719.013.55450