From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 764/CH7/EX7.23.a/data7_23.sci | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100755 764/CH7/EX7.23.a/data7_23.sci (limited to '764/CH7/EX7.23.a') diff --git a/764/CH7/EX7.23.a/data7_23.sci b/764/CH7/EX7.23.a/data7_23.sci new file mode 100755 index 000000000..7ca327ea5 --- /dev/null +++ b/764/CH7/EX7.23.a/data7_23.sci @@ -0,0 +1,29 @@ + +//(Threaded Joints) Example 7.23 +//Refer Fig.7.47 on page 267 +//Maximum pressure in the vessel Pmax (MPa) +Pmax = 1 +//Minimum pressure in the vessel Pmin (MPa) +Pmin = 0 +//Seating pressure for the gasket PSeat (MPa) +PSeat = 5 +//Number of bolts N +N = 8 +//Assume the stiffness of the bolts to be 1N/mm kb +kb = 1 +//Calculate the stiffness of the parts kc +kc = 4 * kb +//Factor of safety fs +fs = 2 +//Ultimate tensile strength of bolt material Sut (N/mm2) +Sut = 780 +//Yield tensile strength of the bolt material Syt (N/mm2) +Syt = 580 +//Endurance limit in bending Sdash (N/mm2) +Sdash = 260 +//Fatigue stress concentration factor Kf +Kf = 3 +//Inner diameter of the gasket Di (mm) +Di = 300 +//Outer diameter of the gasket Do (mm) +Do = 300 + (2 * 50) -- cgit