What is an orifice plate ?
Universal Type Orifice Plate is used in flow measurement system. They are designed for orifice fittings requiring custody transfer and minimal downtime. Our universal orifice plates range from 2” through 30” which are precisely machined to meet the stringent requirements of AGA Report #3, A.P.I 14.3, G.P.A. and A.S.M.E AGA, API and ISO. They are made of 304 Stainless Steel, 316 Stainless Steel, Carbon Steel, Alloy 20, Hastelloy, Monel and completely interchangeable in all orifice fittings.
When ordering, please specify the following: Size, Thickness, Bore Diameter and Material.



LINE SIZE INCHES | PLATE OD A | PLATE THICKNESS E | BLANK WT Lbs |
2“ | 2.437 | 1/8 | 0.17 |
3“ | 3.437 | 1/8 | 0.34 |
4“ | 4.406 | 1/8 | 0.55 |
6“ | 6.437 | 1/8 | 1.18 |
8“ | 8.437 | 1/4 | 2.03 |
10“ | 10.687 | 1/4 | 3.25 |
12“ | 13.079 | 1/4 | 9.02 |
14“ | 14.563 | 1/4 | 11.16 |
16“ | 16.563 | 1/4 | 14.58 |
18“ | 18.563 | 1/4 | 18.45 |
20“ | 20.563 | 3/8 | 22.78 |
24“ | 24.500 | 3/8 | 32.80 |
26“ | 26.750 | 3/8 | 62.00 |
30“ | 30.750 | 1/2 | 112.00 |
Edge Seal Ring for D&F Series
Solid Old Style AGA 3
Available in Nitrile, HNBR, NBR ,Viton & Teflon

Edge Seal Ring for E Series
Notched New Style API 14.3
Available in Nitrile, HNBR, NBR, Viton & Teflon
