NuStar Technologies has conducted design validation on 2-1/16” and 4-1/16” slab/expanding gate valve and 2-1/16” positive choke in accordance to API 6A 20th Edition Annex F PR2.
Scope of Work - Slab/Expanding Gate Valve
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• Force Measurement
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• Dynamic Test at Room Temperature (160 Cycles)
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• Dynamic Test at Maximum and Minimum Temperature (20 cycles each)
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• Body, Seat and Low Pressure Seat Test at Maximum and Minimum Temperature
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• Body pressure/temperature cycling test.
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• Working pressure and low pressure body and seat test at room temperature.
Scope of Work - Positive Flow Choke
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• Gas body test at room temperature
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• Body pressure/temperature cycling test
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• Working pressure and low pressure body and seat test at room temperature