Permissible Flange Face Imperfection
Permissible Flange Face Imperfection
NPS
No Deeper Than Serration (mm)
Deeper Than Serration (mm)
NPS
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
Permissible Flange Face Imperfection
3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87
Permissible Flange Face Imperfection
NPS
No Deeper Than Serration (mm)
Deeper Than Serration (mm)
NPS
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
Permissible Flange Face Imperfection
No Deeper Than Deeper Than Serration (mm) Serration (mm)
No Deeper Than Deeper Than Serration (mm) Serration (mm) 3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87
Permissible Flange Face Imperfection
NPS
No Deeper Than Serration (mm)
Deeper Than Serration (mm)
NPS
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87
1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 3 3 1/2 4 5 6 8 10 12 14 16 18 20 24 26 - 30 38 - 40 50 - 60
No Deeper Than Deeper Than Serration (mm) Serration (mm) 3.05 3.05 3.05 3.05 3.05 3.05 3.05 4.57 6.35 6.35 6.35 6.35 7.87 7.87 7.87 7.87 9.65 12.70 12.70 12.70 12.70 14.22 15.75
1.52 1.52 1.52 1.52 1.52 1.52 1.52 1.52 3.05 3.05 3.05 3.05 4.57 4.57 4.57 4.57 4.57 6.35 6.35 6.35 6.35 7.11 7.87