Design Feature Hammer union ranges in size from 1"~4" with cold working pressure of 7Mpa~105Mpa. Both Standard and sour gas pipe connections are available. End connections are either LP female threads or subject to the customer's requirements. Technical specification chart No. Model Description Rated Pressure Bore Size 1 FLG200×1’’ 1’’Union 14MPa 1’’ 2 YR42-1’’ 1’’Union 42MPa 1’’ 3 YR70-1’’ 1’’Union 70MPa 1’’ 4 FLG100×2’’ 2’’Union 7MPa 2’’ 5 FLG200×2’’ 2’’Union 14MPa 2’’ 6 YR42-2’’ 2’’Union 42MPa 2’’ 7 YR70-2’’ 2’’Union 70MPa 2’’ 8 YR105-2’’ 2’’Union 105MPa 2’’ 9 YR42-3’’ 3’’Union 42MPa 3’’ 10 YR70-3’’ 3’’Union 70MPa 3’’ 11 YR105-3’’ 3’’Union 105MPa 3’’ 12 YR14-4’’ 4’’Union 14MPa 4’’ 13 YR42-4’’ 4’’Union 42MPa 4’’ 14 YR70-4’’ 4’’Union 70MPa 4’’
