Drought emphasizes water scarcityA megadrought in the U.S. Southwest has triggered emergency measures…
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New check valves designed for urea service
By Mary Page Bailey and Gerald Ondrey |
Conval
This company recently introduced a new in-line, axial check valve for urea and ammonia service (photo). Standard sizes range from ½ to 6 in. with flanged, butt weld, hub, lens ring or custom connections. This company’s urea service valves may be supplied in many alloys, including urea-grade 316L, Ferralium 255, 310 MoLN, Duplex F51, Super Duplex F53, 25-22-2 SS, Zeron 100 and Titanium. Valve features include: integral gland wrench for concentric 360-deg packing load; inline renewability; two-year warranty; standard helium leak testing; and optional steam jacketing. — Conval Inc., Enfield, Conn.
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