Flowserve 800 Split-Wedge Gate Valve - Manual (Page 5)

5
4.0 TEST CONDITIONS
4.1 Each valve covered by this manual has received the following hydrostatic tests.
4.1.1 A shell hydrostatic test at 1.5 times the 100°F pressure rating. No leakage allowed.
4.1.2 A seat leakage and disc closure test at 110% of the 100°F pressure rating. Maximum leakage of
2 cc/hour/inch nominal valve size.
4.1.3 A backseat leakage test at 110% of the 100°F pressure rating. Maximum leakage of 2 cc/hour/inch
stem diameter.
4.1.4 A packing test at 110% of the 100°F pressure rating. No leakage allowed.
5.0 OPERATING PRECAUTIONS AND LIMITATIONS
5.1 Maximum hydrostatic test pressure shall not exceed the values imposed by the ASME Code, Section III, or ANSI
B16.34 as applicable.
800-lb. Split-Wedge Gate Valves FCD ADENIM0002-00