The First Choice in Secondary Valves. GREENWOOD VALVES



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The First Choice in Secondary Valves. GREENWOOD VALVES

QUALITY SERVICE Over sixty-five years of continuous service to the oil, gas and energy industry testifies to Greenwood Valves distinguished tradition of design innovation and customer satisfaction. Greenwood Valves engineers and skilled craftsmen turn concepts into finished products to meet the rigorous requirements of an ever-changing industry. New technologies meet new applications under the watchful supervision of professional engineers. Well versed in industry standards, codes, and expectations, Greenwood Valves is committed to solving the toughest pipeline and storage challenges. THE FIRST CHOICE IN SECONDARY VALVES In an emergency, the ability to rapidly shut-off fluid and vapor flow can mean the difference between a manageable situation and a potential disaster. For over 60 years, Greenwood Quick Closing Valves have supplied that measure of safety. These sturdy valves provide protection on pipelines and storage facilities in refineries, LPG, chemical, cement and power plants, shipyards, pumping stations, tank farms, and rail loading and unloading facilities throughout the world. As a secondary measure, Greenwood Valves provide isolation until primary emergency valves are reset and system safety is restored. Process materials include ammonia, butane propane, pentane, polypropylene, LNG, NGL, mild acids, diesel fuel and hot oil. Greenwood Quick Closing Valves use a reverse check valve design to stop the flow of fluid or vapor in the event of emergency, be it fire, explosion or electrical disruption. Equipped with an external spring-assisted handle, closure is triggered by remote signal or alarm sent to electronic or pneumatic tripping devices. Fusible links which melt during a fire will allow quick closing. When resetting the valve to the normal open position, a proprietary internal relief valve breaks static pressure to help equalize pressure downstream.

STANDARD FEATURES 1. 3-point contact shaft design with radial & thrust bearings to provide ease of operation 2. Adjustable pull-down packing gland design to maximize packing performance 3. Cast steel body and stainless steel trim to withstand corrosive internal and external atmosphere 4. Internal relief valve to help equalize line pressure when resetting the valve 5. Lapped seat & disc to minimize leakage under pressure 6. Wound spring assembly to assure tight contact between disc and seat after valve closure OPTIONAL FEATURES Alternative methods to activate valve 1. Remote cable control to close valve manually 2. Applied air or Air failure for pneumatic operation 3. Applied power or Power failure for electrical operation 4. Explosion-proof limit switch for remote status indication 5. Alternative body materials to suit specific applications or environments 6. Injector fitting with internal lantern ring to lubricate shaft packing 7. Fusible link assembly to activate unattended valves at elevated ambient temperatures

COMPLIES WITH CLEAN AIR ACT Greenwood Valves exceed specifications outlined in the 1990 Amendment to the U.S. Government Clean Air Act for ambient and elevated temperature operation. Leakage measurements were performed by an independent testing laboratory in accordance with 40 CFR Part 60, Appendix A, Method 21 regulations. Design criteria and testing was completed in conjunction with a large local refinery to satisfy local Air Quality Management District regulations. MINIMAL MAINTENANCE Periodic inspection and manual activation of each valve should be performed to insure smooth valve operation. Routine maintenance should include scheduled and authorized release of pneumatic systems and electric solenoids. Valves with the optional injection fittings on shaft seals should be lubricated as needed. Recommended spare parts include fusible links, shaft packing, cover gaskets and solenoids if the valve is equipped with electrical actuators. Order Spec Sheet Size: Service Conditions: Min/Max Temp: Pressure: Product: Standard Optional Body WCB LCB, 304ss, 316ss Trim 316ss Consult Factory Shaft 17-4Ph Consult Factory Packing Graphaseal N/A BonGskt Polycarbon Spiral-wound Actuator Fusible Link Pneumatic, Electric, Manual Accessory None E.P. Limit Switch Tests API 598 N/A Drawings/Docs None Certified/MTR s, HydroTest Report Extras None Tags

RUGGED CONSTRUCTION - EASY OPERATION Greenwood Quick Closing Valves consist of a WCB-grade cast carbon steel body, 316 stainless steel trim, 17-4PH shaft material, and graphite cover gasket and shaft packing. Alternative methods of construction, available upon request. All manufactured parts are produced on CNC machines to fabrication drawings produced on a CAD system. Stringent quality control is essential at every step of the manufacturing process. Every valve is tested to API standard No. 598 and issued a serial number. Normally installed in a horizontal or down-flow position, Greenwood Valves remain in an open mode. The fusible link assembly holds the disc up out of the material flow until an emergency arises. Upon release, the spring-assisted handle & shaft assembly rotate the disc into the flow of the material. Pressure from the material flow compliments the spring assembly to insure a positive seal between the disc and seat. After emergency conditions are resolved, the internal relief valve helps to equalize the line pressure when the external handle is reset to its normally open position. The fusible link and other optional electric or pneumatic release devices are, then placed into service. DIMENSIONS Valve Size Valve Class PSI Connection Type Face to Face Actuator Clearance Shaft Cover Clearance Bonnet Clearance Approximate Weight 2 in 150, 300, 600 Flanged 9-1/2 in 13 in 5 in 5 in 45 2 in 900 Flanged 13-1/2 in 13 in 5 in 6 in 80 3 in 150, 300 Flanged 12-1/2 in 14 in 6-1/2 in 6-1/2 in 80 3 in 600, 900 Flanged 15 in 14 in 6 in 8 in 115 4 in 150, 300 Flanged 15 in 17 in 8 in 10 in 200 4 in 400, 600 Flanged 16 in 17 in 8 in 10 in 210 4 in 900 Flanged 16-5/8 in 17 in 8 in 10 in 215 6 in 150, 300 Flanged 17-1/2 in 20 in 11 in 10 in 300 6 in 400, 600 Flanged 18-1/2 in 20 in 11 in 10 in 320 8 in 150, 300 Flanged 20 in 21 in 12 in 12 in 410 8 in 600 Flanged 21-5/8 in 21 in 12 in 12 in 440 10 in 150, 300 Flanged 24-1/2 in 21 in 13 in 13 in 750 12 in 150, 300 Flanged 26 in 24 in 14 in 13 in 920 14 in 150, 300 Flanged 31-1/4 in 25 in 15 in 16 in 1380 16 in 150, 300 Flanged 34-3/8 in 30 in 18 in 20 in 2700 18 in 150, 300 Flanged 36 in 26 in 16 in 19 in 2750 24 in 150 Flanged 45 in 29 in 19 in 20 in 3750 Notes: Clearance dimensions approximate. Consult factory for further information. Dimensions are for fusible link only models. Optional release mechanisms, actuators, limit switches and other accessories will increase clearances required. Consult factory for specific models and configurations

2 600 lb. Threaded Greenwood Union Blind

GREENWOOD LINE BLIND UNIONS Operating on the principle of a conventional threaded line union, the Greenwood Line Blind Union offers a simple and time-saving means of obtaining positive leak-proof shutoff. Common applications include compressor air and fuel lines, boiler and heater burner manifolds, storage tank foam lines and steam systems. Greenwood Unions employ a reversible figure-b spectacle plate with O-rings to insure fully open and fully closed lines. A specially designed safety-slot is incorporated in the stationary seat to prevent spectacle blow-out. Simply loosen the nut to spread the seats, end-to-end the spectacle, and then re-tighten the nut to draw the seats together. O-ring seals on machined spectacles provide a positive seal against leakage. PARTS No. Req. Part Material 1 1 Spectacle Stainless Steel 2 4 O-Rings Viton Teflon 3 1 Hex Nut Zinc Plated Carbon Steel 4 1 Moveable Seat Zinc Plated Carbon Steel 5 1 Stationary Seat Zinc Plated Carbon Steel 6 1 Retaining Ring Stainless Steel 7 1 Safety Slot DIMENSIONS Value Size (in) - #600 Value Size (in) - #3000 Description 1/2 & 3/4 1 1-1/2 2 1/2 & 3/4 1 1-1/2 2 Overall Length Center to Top of Plate A 3-7/8 4 4-3/4 4-7/8 4 4-3/4 4-7/8 5-5/8 Spectacle Max. Width Across B 3 3-1/4 4-3/8 5-1/8 3-1/4 4-3/8 5-1/8 5-7/8 Corner of Nut Thickness of C 2-3/8 2-3/4 2-3/4 4-3/8 2-3/4 2-3/4 4-3/8 5-5/8 Spectacle Plate Face of Valve D 3/8 3/8 5/8 5/8 3/8 5/8 5/8 11/16 Spectacle Plate E 1-1/4 1-1/4 1-1/2 1-1/2 1-1/4 1-1/2 1-1/2 3-3/8 Net Weight (lbs) 2-1/4 2-3/4 4-1/2 5-1/4 2-3/4 4-1/2 5-1/4 17

2 Greenwood 3 Bolt 150 lb. Bolt Blind

GREENWOOD BOLTED LINE BLINDS Similar to standard line unions, the Greenwood Bolted Line Blind is a labor-saving positive-seal means of opening and closing process lines. Frequently found in petrochemical and cement plants, bulk loading and storage terminals, LPG and LNG gathering systems, marine facilities, steel mills, and food processing facilities, Greenwood Bolted Line Blinds are an economical solution to positive flow and positive shut-off. Three equally-spaced spreader bolts separate the flanges to free the figure-8 spectacle plate. Reverse the self-centering spectacle to the open position for a full bore flow connection with metal-to-metal seat and secondary O-ring seal. Re-tighten the spreader bolts to restore a leak-proof connection. O-ring grooves in the spectacle enable easy replacement of the seals. Stainless helicoils insure longer thread life and greater strength. Line status is clearly visible from a distance. Standard blinds are available in carbon steel with butt-weld end connections with Viton seals. Pressure classes include 150 or 300 in either schedule 40, 80 or 160. Special materials, end connections or seals are available on request. PARTS No. Req. Part Material 1 1 Threaded Flange A105 C.S. 2 1 Slotted Flange A105 C.S. 3 1 Spectacle Zinc Plated C.S. 4 4 O-rings Viton or Teflon 5 3 Bolts 4140 HT Steel 6 2 Centering Pins C.S. 7 3 Helicoils S.S. DIMENSIONS (in) 150 lbs 300 lbs Sizes A B C A B C 1/2 4-1/8 3 3-1/2 4-1/2 3 3-3/4 3/4 4-1/2 3-3/4 3-7/8 4-7/8 3-3/4 4-5/8 1 4-3/4 4-5/8 4-1/4 5-1/4 4-5/8 4-7/8 1-1/2 5-3/8 5-5/8 5 5-7/8 5-5/8 6-1/8 2 5-1/2 7-1/8 6 6-1/8 7-3/8 6-1/2 3 6 8-3/4 7-1/2 6-7/8 8-3/4 8-1/4 4 6-9/6 10-3/4 9 7-1/32 10-3/4 10 5 7-3/4 12-1/4 10 8-5/8 14 11 6 7-3/4 13-3/4 11 8-3/4 14 11 8 8-3/4 17-1/4 13-1/2 9-3/4 11-1/4 15 10 9 25-1/4 16 10-3/8 20-1/2 17-1/2 12 10-3/8 19 11-3/4 25 20-1/2 14 11 21 12-7/8 23 16 11-1/8 23-1/2 13-1/4 25-1/2 18 12-1/2 25 14-3/8 28 20 13 27-1/2 14-3/4 30-1/2

SELF-CLOSING SAMPLING VALVES Greenwood Self-closing Sampling Valves are designed to allow safe and quick sampling of volatile liquids under pressure on process lines, storage tanks or pressure vessels. Depressing the manual lever releases a spring-assisted plunger to draw off liquid. Releasing the lever reseats the Viton or Teflon seal against the valves machined seating surface. Standard sampling valves are 316 stainless steel. Flow reducers available upon request. PARTS No. Part 1 Body (3/4 in) 2 Stem 3 Valve Guide 4 Spring Cap 5 Lever 6 Lever Pivot 7 Spring 8 O-Ring 9 Spring Cap Gasket 10 Seal SPECIFICATIONS Size: 1/2 in. and 3/4 in. NPT Pressure: ASME 300psi Overall Length: 4 in. Overall Weight: 2 lbs. INSTALLATION

AUTOMATIC DRAIN VALVE Greenwood Automatic Drain Valves prevent the accumulation of fluids, condensation, or contaminants in fire lines, standpipes, and other pipelines. When the system is unpressurized, the internal spring tension exceeds the expected static head and the valve opens. This allows fluids to escape and reduces the danger of line freezing, rupture and corrosion. When line pressure is applied, the valve automatically closes and stops flow. All components are brass except the stainless steel Viton covered stem. PARTS No. Part 1 Body (3/4 in) 2 Stem 3 Cap 4 Spring 5 Lock Ring SPECIFICATIONS Size: 3/4 in. N.P.T. for static head up to 50 ft. Pressure: A.N.S.I. 300 lbs. Overall Length: 3 in. Overall Weight: 1 lb. Note: When ordering, specify normal line pressure and height of static column so proper spring tension can be furnished. INSTALLATION

TRADITION OF PRODUCT DEVELOPMENT New concepts, material and processes are integral to Greenwood Valve s business philosophy. Putting the right tools in the right hands ensures innovative, yet practical solutions to new and old challenges. Experienced professional engineers use state-of-the-art CAD system design and test product improvements before they reach the shop floor. SKILLED CRAFTSMANSHIP From raw material through finished product, each component is precisely manufactured and carefully inspected for dimensional tolerance and surface quality. CNC machining operations and certified welding procedures result in successful tests to rigorous industry standards. QUALITY CONTROL Greenwood Valve s stringent quality control program provides for continuous inspection of dimensions and surface finishes, ensuring precise clearance and proper operation of all moving parts. CUSTOMER ASSISTANCE POLICY Greenwood Valve is manufacturing and selling high quality secondary valves. Our challenge is to meet the needs of our customers and to exceed their expectations. On occasion, purchasers may ask Greenwood Valve for information or advice about their use of our products. Our employees respond to inquiries to the best of their ability based on information provided to them by the customers and the knowledge they may have concerning the application. Our employees, however, are not in a position to verify the information provided or to evaluate the engineering requirements for the particular application. Accordingly, Greenwood Valve does not warrant or guarantee or assume any liability with respect to such information or advice. Moreover, the provision of such information or advice does not create, expand, or alter any warranty on our products. Any express or implied warranty that might arise from the information or advice, including any implied warranty of merchantability or any warranty of fitness for any customers particular purpose is specifically disclaimed. Greenwood Valve is a responsive manufacturer, but the selection and use of specific products sold by Greenwood is solely within the control of, and remains the sole responsibility of the customer. Many variables beyond the control of Greenwood Valve affect the results obtained when its products are used in various applications and service requirements. Subject to Change This information is accurate to the best of our knowledge at the time of printing. Please refer to www.greenwoodvalve.com for any updated information. MC13-52 Issue Date 12/13 Lincoln Global Inc. All rights reserved. GREENWOOD VALVE A Division of Weartech International 1177 N. Grove Street Anaheim, CA 92806 U.S.A. Phone: +1.714.683.2430 www.greenwoodvalve.com