Adopted high strength alloy steel/carbon steel appropriate to specific pressure rating, strict heat treatment technique, rigid quality control as per API Spec 16C ;
Equivalent to FMC WECO style Hammer Union with identical size to ensure easy replacement;
API Standard LP/NPT, Tubing threaded, and butt-weld end connection available;
Complete line of standard service and sour gas wing unions in size from 1"-12" with working pressure up to 20000psi, Sour service conform to NACE specification;
Quality and full style of hammer union seals can be provided in Buna-N, Viton, and Buna-N/Viton with a brass ring, Buna-N/Viton with a stainless steel ring, and Teflon. There are 80 Nitrile, 80 Viton, 90 Viton or upon request.
The same figure number, size, and pressure rating are interchangeable, making it easy to match male and female subs that are frequently made-up and broken-out.
Weco style wing unions are the most complete line of sour gas pipe connections available, ranging in size from 2" to 6" with cold working pressure to 15000psi. All weco unions are color coded. Material meet NACE MR-01-75, ASTM and AISI standard.
Positive sealing designs, Fast make-up and break-out, End connections are butt-welded and threaded for option
Fig.1002 Butt Welded SCH.XXH | |||||
Size (INCH) | 2 | 3 | 4 | 5 | 6 |
Completion union | 3253694 | 3240428 | 3254936 | P508629 | P508519 |
Nut | 3253693 | 3240914 | 3241596 | P508666 | P508518 |
Male Sub | 3253267 | 3241605 | 3254938 | 3257700 | P508283 |
Female Sub | 3253268 | 3248183 | 3254937 | 3257701 | P508284 |
Viton seal ring | 3232434 | 3232646 | 3232654 | 3232387 | 3255971 |