Range from 1” to 12” with cold working pressures from 1000 to 20,000 pounds per square inch.

Comply with ASTM A 105 and/or AISI 4130.

Fully traceable to factory MTRs.

Material test reports are available for each hammer union demonstrating compliances as per industry standards.

Color coding for quick identification; and identifies standard and sour service hammer unions.

Available with Charpy impact testing and qualified heat-treatment process results.