Prandtl-Tubes - Schiltknecht Messtechnik - #1

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Data sheet Pressure tubes with shaft, type FD 9912 According Prandtl, with haif-spherical head and 0,3 d bore for measurement of absolute pressure With 12 drillings of 0,1 d in a distance of 3 d for mecsurement of stotîc pressure. Nozzle H is removable for the fittinq of a stuffing box. Shaft with ueful cm-division. T/pen-Nr. d L L1 D dl H J K F0 9912-22 1,8 200 265 6 5 25 25 25 FD 9912-33 3 300 355 6 5 25 +2 30 FD 9912-5+ 5 + 00 465 a 6 25 70 40 FD 9912-56 5 600 665 s 6 25 70 +0 FD 9912-86 8 600 675 8 o> 30 H2 80 FD 9912-88 8 800 675 S 6 30 112 80 FD 9912-96 10 800 875 10 6 30 1+0 B0 FD 9912-97 10 1000 1075 10 6 30 1+0 100 FD 9912-98 10 1500 1575 6 30 MO 100 0d 3d Fixation steel Fixation brass nickeled SW 22 SW 17 SW 22 00 SW 19 M 16x1 0 d 1 +K2f4,3 gfd 1 Moteriol operoting température: FD 9912-22 stoinless steel, 350'C ail others: brass nickel—plated, 350*C (olso available in stainless for 700*C)