VALVE TECHNICAL SPECIFICATION Valve Type Valve Description
Valve Design 3rd Party Design Reviewed Valve Operator
Anson E-Type Mark 2 Gate Valve - Manual operation Through conduit gate valve. Forged steel body & bonnet. Slab gate, floating seats, downstream sealing, bi-directional. Metal to metal sealing body and seat, seat to gate, and bonnet to body. Non-rising stem with back seat. Shear pin protected internals. API 6A 20th Edition & NACE MR-01-75/ISO15156. Available - On Request HandWheel (Quick Release)
SIZE End Connnection Size End Connection Type Bore Diameter Face to Face Dimension Approximate weight
3.1/16" 15K BX154 API Type 6BX Flange 3.06" 23.56" 379 kgs
MATERIAL Body Material Bonnet Material Studs (P-U, P-X, L-U, L-X) Nuts (P-U, P-X) Nuts (L-U, L-X) Grease
Forged AISI 4130 Forged AISI 4130 ASTM A320 Grade L7 Zinc Plated & Passivated Clear* ASTM A194 Grade 2H Zinc Plated & Passivated Clear* ASTM A194 Grade 7 Zinc Plated & Passivated Clear* Anson 601 (P-U, P-X) Anson 501 (L-U, L-X)
* Other coatings available on request including Galvanised and cadium plated.
OPERATING PARAMETERS Pressure Rating Valve Test Pressure API Temperature range API PR API PSL
3,000 psi to 15,000 psi 1.5 x Maximum Working Pressure P to U (-20°F to +250°F), P to X (-20°F to +350°F) L to U (-50°F to +250°F), L to X (-50°F to +350°F) 1 as standard. (For PR 2 please consult with factory) 1, 2, 3, 3G
TRIM API Material Class (FF & HH trim also availiable on request) NACE Limits Valve Trim material
Valve Trim Packing Material Valve Trim Design
P-U, L-U P-X, L-X Gate Seat Stem
DD EE No Limits (DD-NL)* No Limits (EE-NL)* 360 (DD-360)** 360 (EE-360)** 17/4 PH SS - Hard Faced 17/4 PH SS Hard Faced 17/4 PH SS - Hard Faced 17/4 PH SS Hard Faced AISI 4140 (85K) Alloy 718 PTFE c/w CRA Spring Energiser Through Conduit with metal to metal seal
* Material classes DD & EE are suitable for sour service and have no limit (designated 'NL') on the exposure to H2S as defined by API 6A and NACE MR-01-75 / ISO 15156. ** Material classes DD & EE are suitable for sour service to a limit of 360psi partial pressure (designated '360') on the exposure to H2S, as defined by
API 6A and NACE MR-01-75 / ISO 15156, for temperatures over 275°F up to 35 0°F. At temperatures of 275°F and below no limit
(NL) is placed on the exposure to H2S.
AVAILABLE OPTIONS Stainless Steel 316 Inlay (RTJ's only) CRA 625 Inlay (RTJ's, Body Seat Pockets, Bonnet Seal area, Valve Stem Seal areas)* * Fully clad body and bonnet also available on request.
www.nov.com
Firesafe Design Handwheel Extension DNV-OS-E101