Hammer union importing international advanced technology, is forged with high-strength alloy steel, strict heat treatment process can ensure that the union have uniform metallurgical structure and pressing ability and the material meets ASTM and AISI Standard and the technology indexes conform to API Spec 6A, the product adopts some end connections of pipeline thread, tubing thread, butt-weld and compress-seal. The type mainly consists of: fig100, fig200, fig206, fig207,fig400, fig602, fig1002, fig1003, fig1502.

Fig 50. Orange Nut - Orange Subs

These low pressure and suction union of Fig-50 are made from carbon steel. The nut and O-ring are common in both sizes. Available in 4" or 5" sizes in threaded & socket welded connection. These unions are suitable for 500 PSI wp.