Engineers & services offers a wide range of standard and sour gas Hammer Unions. Each is carefully inspected to assure long, dependable service in the most extreme conditions.

• Three lug nuts and self-locking ACME threads provide quicemake-up and break-out
• Color coded for quick identification.
• Unique identification for sour gas unions.
• Some include elastomer seal depending on size, pressure rating and style.
• Meet or exceed National Association of Corrosion Engineers standard NACE MR-01-75 and API RP-14E.
• All materials used meet ASTM and/or AISI standards.
• All unions provide pressure-tight & positive sealing for low-pressure services (1, 000 to 2, 000 PSI).
• The spherical surface male sub and angular surface female sub form a metal-to-metal seal, the ball and tangent provides a perfect seal.
• Range from 1” to 12” with cold working pressures from 1, 000 to 20, 000 PSI.