PLEASE NOTE SET Tr = 0 FOR CHECKING IF REINFORCEMENT PAD IS REQUIRED Tr minimum thickness of reinforcing ring or saddle mm
30 X Sch10
Nom. branch size (inch) x Sch
1 7.92 1 278.77 20000 20000 0.95 d1 effective length removed from pipe at branch mm 0.95 th pressure design thickness for the run pipe mm 12.5 tb pressure design thickness for the branch pipe mm 12.5 (Tb-Cb)+(Th-Ch)+d1/2 mm YES Greater of d1 and (Tb-Cb)+(Th-Ch)+d1/2
Nominal thickness of run pipe in mm Th
4
Nom. run size (inch) x Sch
A2 area from excess thickness in the run pipe mm2
5.13 90
2.5(Th-Ch) mm 2.5(Tb-Cb)+Tr mm L4, Lesser of 2.5(Th-Ch)and 2.5(Tb-Cb)+Tr mm
13
499 5.56 3.70 259.93 498.89 498.89 185.86
Length of reinforcing pad measured along the run mm . Lr
14.83 16.52 14.83 Height of reinforcement zone outside of run pipe
997 A3 area from excess thickness in branch pipe mm2
MAXIMUM LENGTH OF SADDLE IN COMPLAINCE WITH CODE
Less of L4 &Tr forcalculating reinforcement area in ring
25.24 5.133
PLEASE NOTE THIS SHOULD NOT BE LESS THAN Db PLEASE NOTE SET Ta = 0 FOR CHECKING IF REINFORCEMENT PAD IS REQUIRED 14
Enter next higher,available thk ta of reinforcing ring in mm.
15
Length of reinforcement pad for ta in mm.
Thickness used in ring area calculation
8 822.00
LENGTH OF SADDLE IS IN COMPLAINCE WITH CODE
Reinforcement area in reinforcing ring mm2 Throat dimension of fillet weld mm tc Weld reinforcement area without ring mm2 Leg dimension of weld at reinforcement ring mm Weld dim. at ring used in calculation mm Weld reinforcement area at ring mm2
5.133 2508.74 4.45 39.53 3.63 3.63 13.18
Result 1. Branch connection is OK 2. Reinforcement is required
3. Size of reinforcing ring, width(mm) x thk(mm)
BRANCH REINFORCEMENT CALCULATIONS file name : 85148963.xls
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