Pressure self-sealing valve cover

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Subordinate series>Forged Gate Valve

Product name>Pressure self-sealing valve cover

Sales hotline>+86-577-67922999

fax>+86-577-67361728

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Features:
 pressure self-sealing valve cover, also under pressure to ensure good sealing performance
 Ming rod structure
 Integral seal down
 to remove seat
 low leakage test stem packing by
 automatically adjust the preload gland packing
Application criteria:
 Design: API 602/ASME 16.34/BS 5352
 Pressure Test: API 598
 tag: MSS SP25
 SW connector standard: ASME B16.11
 threaded connector (NPT) Standard: ASME B1.20.1
Pressure rating
 CLASS 1500
 CLASS 2500
Size range
1 / 4 "to 4"
Optional Materials
 Carbon Steel: A105, LF2
 Stainless Steel: F304, F304L, F316, F316L
 Duplex: F51, F55
 Alloy: F1, F5, F5A, F9, F11, F22

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