BPE Fittings Submittal Documentation
BPE Fittings Submittal Documentation
BPE Fittings Submittal Documentation
‘
&
O Brien
Manufacturing
CRN Certified
Member of: Member of:
BPE Fittings Specifications
Steel & O’Brien Manufacturing offers a full line of ASME BPE compliant fittings for the
Pharmaceutical and Biotech Industries. Ranging in sizes from 1/2” - 6” with weld and
clamp end connections in 316L material.
ASME BPE compliance includes polishing, marking, material, dimensions and tolerances.
Marking Requirements
Each fitting is marked according to the latest ASME BPE specifications:
1) Heat number or code that is traceable to a material test report
2) Material type
3) Manufacturer’s name or logo
4) BPE product contact surface designation
5) “BPE” designation
Steel & O’Brien also marks BPE fittings with “country of origin”
Material Requirements
Chemical Composition - 316L (%)
(C) Carbon, (Mn) Manganese, max (N) Nitrogen, *(S) Sulfur (Ni) Nickel (Cr) Chromium (Mo) Molybdenum
max max
.030 2.00 .10 .005 - .017 10.0 - 14.0 16.0 - 18.0 2.0 - 3.0
Each fitting is capped and bagged according to the latest ASME BPE standard.
Each fitting is supplied with a material test report and can be downloaded online
at www.steelobrien.com.
Tolerance Requirements
(As specified in ASME BPE Part DT-3-1, 2016)
Nominal Wall Thickness Wall Thickness Squareness Face to Off Angle Equivalent Off Plane, P Centerline
Size O.D. (Mechanical Polish) (Electropolish) Tangent, B O (max.) Angle (O) (max.) Radius
(max.) (max.) (CLR), R
in. in. mm. in. mm. in. mm. in. mm. in. mm. in. mm. in. mm.
1/4 ±0.005 ±0.13 +0.003/-0.004 +0.08/-0.10 +0.003/-0.006 +0.08/-0.15 0.005 0.13 0.009 0.23 2.1 0.030 0.76 0.563 14.30
3/8 ±0.005 ±0.13 +0.003/-0.004 +0.08/-0.10 +0.003/-0.006 +0.08/-0.15 0.005 0.13 0.012 0.30 1.8 0.030 0.76 1.125 28.58
1/2 ±0.005 ±0.13 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.005 0.13 0.014 0.36 1.6 0.030 0.76 1.125 28.58
3/4 ±0.005 ±0.13 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.005 0.13 0.018 0.46 1.4 0.030 0.76 1.125 28.58
1 ±0.005 ±0.13 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.008 0.20 0.025 0.64 1.4 0.030 0.76 1.500 38.10
1-1/2 ±0.008 ±0.20 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.008 0.20 0.034 0.86 1.3 0.050 1.27 2.250 57.15
2 ±0.008 ±0.20 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.008 0.20 0.043 1.09 1.2 0.050 1.27 3.000 76.20
2-1/2 ±0.010 ±0.25 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.010 0.25 0.054 1.37 1.2 0.050 1.27 3.750 95.25
3 ±0.010 ±0.25 +0.005/-0.008 +0.13/-0.20 +0.005/-0.010 +0.13/-0.25 0.016 0.41 0.068 1.73 1.3 0.050 1.27 4.500 114.30
4 ±0.015 ±0.38 +0.008/-0.010 +0.38/-0.38 +0.008/-0.012 +0.20/-0.30 0.016 0.41 0.086 2.18 1.2 0.060 1.52 6.000 152.40
6 ±0.030 ±0.76 +0.015/-0.015 +0.38/-0.20 +0.015/-0.017 +0.38/-0.43 0.030 0.76 0.135 3.43 1.3 0.060 1.52 9.000 228.60
General Notes:
1) Tolerance for “E” end-to-end and center-to-end = .050 in (1.27mm)
2) Tolerance for centerline radius (CLR) = ±10% of the nominal O.D. Dimension