Coupon Holders
Metal Samples offers a large variety of coupon holders to fit most standard applications. Additionally, we can design and manufacture custom holders to meet special requirements. Please contact your Metal Samples sales representative if you do not see what you are looking for.
Fixed (Pipe Plug) Coupon Holders
Pipe plug coupon holders are the most common and most economical type. They are simple to install, and can be made from a variety of materials. These coupon holders are typically used with bypass systems, but can also be threaded directly into process piping.
Select Pipe Plug Coupon Holders for Flat/Strip Coupons, or for Cylindrical Coupons for more information and ordering details.
| P/N | Plug Size | 3" (Std.) Stem |
Used with Coupon P/N |
| RC12E*100036 | 3/4" NPT | Nylon | CO102, CO117 |
| RC13E*100036 | 1" NPT | Nylon | CO102, CO117 |
| RC12Q*100037 | 3/4" NPT | Teflon® | CO102, CO117 |
| RC13Q*100037 | 1" NPT | Teflon® | CO102, CO117 |
| RC12E*010036 | 3/4" NPT | Nylon | CO100, CO103, CO115 |
| RC13E*010036 | 1" NPT | Nylon | CO100, CO103, CO115 |
| RC12Q*010037 | 3/4" NPT | Teflon® | CO100, CO103, CO115 |
| RC13Q*010037 | 1" NPT | Teflon® | CO100, CO103, CO115 |
| RC12E*030036 | 3/4" NPT | Nylon | CO118, CO120 |
| RC13E*030036 | 1" NPT | Nylon | CO118, CO120 |
| RC12Q*030037 | 3/4" NPT | Teflon® | CO118, CO120 |
| RC13Q*030037 | 1" NPT | Teflon® | CO118, CO120 |
| RC12E*090036 | 3/4" NPT | Nylon | CO105, CO106 |
| RC13E*090036 | 1" NPT | Nylon | CO105, CO106 |
| RC12Q*090037 | 3/4" NPT | Teflon® | CO105, CO106 |
| RC13Q*090037 | 1" NPT | Teflon® | CO105, CO106 |
| RC11E*010036 | 1/2" NPT | Nylon | CO100, CO103, CO115 |
Nylon stems include Nylon nut and bolt.
Teflon® stems include stainless steel nut and bolt with Teflon® insulators.
* Add "3" to part number for Carbon Steel or "C" for PVC plug.
(Example: Carbon Steel 3/4" pipe plug Nylon stem = RC12E3100036.)
Pipe Plug Assemblies for Cylindrical Coupons
| P/N | Carbon Steel Plug | Insert | # of Coupons |
| PA2080709413 | 2" NPT | Nylon | 8 |
| PA2080783413 | 2" NPT | Teflon® | 8 |
| RC11E3040000 | 1/2" NPT | Nylon | 1 |
| RC12E3040000 | 3/4" NPT | Nylon | 1 |
| RC13E3040000 | 1" NPT | Nylon | 1 |
All of these holders are used with ES2 series coupons