Specification for: Merck. Project: Caustic Tank. Elkton, VA. Title PIPING SPECIFICATIONS. Jacobs Project No. 63PZ0234. Client Number.

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1 Specification for: Merck Project: Caustic Tank Elkton, VA Document No: 63PZ0234-B-SP-15101SP326CU Title PIPING SPECIFICATIONS Jacobs Project No. 63PZ0234 Client Number. Jacobs Discipline Lead Jacobs Project Manager John Grzeszkowiak Joe Stein REV DATE BY CK APPROVALS PAGES REMARKS 10 PROJ. CLIENT-DATE A 28 May 2014 NKB JAG JS All Issued for Bid A Submitted by: Jacobs Engineering Group Inc. Conshohocken, PA Page 1 of 9

2 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 2 of 9 TABLE OF CONTENTS A. SP-326CU PRESSURE, TEMPERATURE LIMITS... 3 B. SP-326CU APPLICABLE SIZES... 3 C. SP-326CU TUBE... 3 D. SP-326CU FITTINGS (REFER TO NOTES 9 & 11)... 3 E. SP-326CU UNIONS (REFER TO NOTE 9)... 3 F. SP-326CU DIELECTRIC UNIONS, FLANGES AND INSULATION SETS (REFER TO NOTE 2)... 3 G. SP-326CU FLANGES (REFER TO NOTES 3, 4 & 11)... 4 H. SP-326CU JOINTS (NOTE 12)... 4 I. SP-326CU SOLDER (FOR WATER SERVICES) (REFER TO NOTE 7)... 4 J. SP-326CU SOLDER (FOR GAS AND AIR SERVICES)... 4 K. SP-326CU SOLDER FLUX (REFER TO NOTE 7)... 4 L. SP-326CU BRAZING FILLER METAL... 4 M. SP-326CU BRAZING FLUX... 4 N. SP-326CU SOLDER/BRAZING HEAT SINK... 4 O. SP-326CU GASKETS (REFER TO NOTE 4)... 5 P. SP-326CU BOLTING (REFER TO NOTE 2)... 5 Q. SP-326CU THREAD LUBRICANT... 5 R. SP-326CU BALL VALVES (B-1502) (REFER TO NOTE 8)... 5 S. SP-326CU BALL VALVES WITH STEM EXTENSIONS FOR INSULATION... 5 T. SP-326CU BALL VALVES FOR VACUUM SERVICE... 6 U. SP-326CU NEEDLE VALVES... 6 V. SP-326CU GLOBE VALVES (GL-1502)... 6 W. SP-326CU BUTTERFLY VALVES (REFER TO NOTE 5)... 6 X. SP-326CU GATE VALVES... 6 Y. SP-326CU PLUG VALVES... 7 Z. SP-326CU SWING CHECK VALVES... 7 AA. SP-326CU LIFT CHECK VALVES (REFER TO NOTE 10)... 7 BB. SP-326CU BASKET TYPE STRAINERS... 7 CC. SP-326CU Y-TYPE STRAINERS... 8 DD. SP-326CU PRESSURE AND TEMPERATURE TEST STATIONS... 8 EE. SP-326CU NOTES - (ALTHOUGH ONLY CERTAIN NOTES ARE REFERENCED, ALL NOTES APPLY.)... 9

3 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 3 of 9 A. SP-326CU PRESSURE, TEMPERATURE LIMITS 1. NPS 2 and smaller, limited by ball valves: 150 psig WP deg. F. 2. NPS 2-1/2 through NPS 3, limited by dielectric unions and flanges: 150 psig WOG 210 deg. F. B. SP-326CU APPLICABLE SIZES 1. Copper tubing sizes up to NPS 3 maximum. C. SP-326CU TUBE 1. NPS 1/4 through NPS 3 Aboveground: Type L hard-draw, seamless copper tubing, ASTM B NPS 1/4 through NPS 3 Underground: Type K straight length -drawn temper, seamless copper tubing, or coiled soft annealed ASTM B88. For 1-1/4 and smaller, bend tubing at changes in direction to reduce or eliminate joints. Use tubing manufacturer's recommended bend radius for related tubing size and wall thickness. D. SP-326CU FITTINGS (REFER TO NOTES 9 & 11) 1. NPS 1/4 through NPS 4: Wrought copper solder joint fittings, ASME B16.22 or Cast copper solder joint fittings, ASME B NPS 1/2 through NPS 3: Class 250 cast bronze threaded plug, solid pattern, ASME B For branch connections, use full size and reducing tees. E. SP-326CU UNIONS (REFER TO NOTE 9) 1. NPS 1/4 through NPS 2: Wrought copper solder joint unions with copper seats, ASME B16.22 or Cast copper solder joint unions with copper seats, ASME B F. SP-326CU DIELECTRIC UNIONS, FLANGES AND INSULATION SETS (REFER TO NOTE 2) 1. Manufacturers: Epco Sales, Inc., Watts Regulator Co. 2. Unions: NPS 1/2 through NPS 1: Female iron pipe thread to copper solder joint, Epconite #1 gasket, Epco Sales, Inc. Model FX. (Rated: 250 psig deg. F) 3. Unions: NPS 1-1/2 through NPS 3: Flanged, carbon steel weld neck to copper solder joint, Epconite #1 gasket, Epco Sales, Inc. Model GWX. (Rated: 175 psig deg. F) 4. Flanges: NPS 1-1/2 through NPS 4: Class 125 brass flange with copper solder connection, Epconite #1 gasket and bolt insulators, 175 psig- 210 deg. F, companion 1/2 flange union (two flanges per ferrous flanged valve and ferrous wafer valve) Epco Sales, Inc., Model X.

4 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 4 of 9 G. SP-326CU FLANGES (REFER TO NOTES 3, 4 & 11) 1. NPS 1/4 through NPS 4: ASME Class 150 flat face cast bronze solder joint flat face flanges, ASME B16.24, ASTM B584. Flanges shall be factory -faced, drilled and spotfaced. 2. NPS 1/4 through 4: ASME Class 300 flat face cast bronze solder joint flat face flanges, ASME B16.24, ASTM B61 or B NPS 1/4 through 3: ASME Class 150 blind cast bronze solder joint flat face flanges, ASME B16.24, ASTM B NPS 1/4 through 3: ASME Class 300 blind cast bronze solder joint flat face flanges, ASME B16.24, ASTM B61 or B62. H. SP-326CU JOINTS (NOTE 12) 1. NPS 1/4 through NPS 3: Solder 2. NPS 4: Brazed 3. Flanged at flanged equipment, valves and accessories. I. SP-326CU SOLDER (FOR WATER SERVICES) (REFER TO NOTE 7) tin-antimony, 0.20% maximum lead content, 0.03% maximum cadmium content, ASTM B32, Alloy Grade Sb5 or Lead free Englehard Silavbrite 100 ASTM B32. J. SP-326CU SOLDER (FOR GAS AND AIR SERVICES) tin-silver solder ASTM B32 Alloy Grade Sn94, National Sanitation approved for food processing industry. K. SP-326CU SOLDER FLUX (REFER TO NOTE 7) 1. Nonaggressive, noncorrosive type meeting Commercial A-A51145C, Type 1, Form B, liquid flux and containing no more than 0.20% lead. L. SP-326CU BRAZING FILLER METAL 1. ANSI/AWS A5.8, BCuP and BAg classification cadmium-free alloys. Use BCuP filler metal on copper-to-copper connections, otherwise use BCuP or BAg filler metal. M. SP-326CU BRAZING FLUX 1. Flux brazed connections, except copper-to-copper BCuP filler metal connections. Use AWS FB3A normal heat flux for brazing filler metals with liquidus below 1550 deg. F. Use AWS FB3C high temperature flux where overheating and prolonged heating may occur. N. SP-326CU SOLDER/BRAZING HEAT SINK 1. Manufacturers: Pace Machinery Group, Inc. Atlanta Special Products Division (Hot Dam), Laco Co (Block It) Plumbers Hot Dam clay like consist ency, Laco Block It paste like material in tube.

5 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 5 of 9 2. Apply to exterior surface of tubing in accordance with manufacturer s installation instructions. Use care to prevent contamination of tube interior with brazing heat sink. O. SP-326CU GASKETS (REFER TO NOTE 4) 1. Manufacturers: Garlock, Inc., Richard Klinger, Inc., Crane Packing Co., Durable Manufacturing Co. 2. Full Face Type a. Class 150, 1/16 thickness, EPDM, Garlock style 8316, -20 deg. F to 300 deg. F, 250 psig maximum pressure, and vacuum rated to 29 inches H g. Gasket shall be FDA compliant for Potable water. 3. Ring Type a. Class 150, 1/16 thickness, Garlock PTFE Gylon with Gylon Interior - Envelon 3565, -350 deg F to 500 deg. F, 1200 psig maximum pressure, and vacuum rated to 29 inches Hg. P. SP-326CU BOLTING (REFER TO NOTE 2) 1. Carbon steel hex head machine bolts, ASTM A307, Grade B. Carbon steel heavy hex nuts, ASTM A563, Grade A. Isolate bolts and nuts from flanges by means of fiber inserts and fiber washers. Q. SP-326CU THREAD LUBRICANT 1. For potable water, soft water, tempered water, domestic cold and hot water: Provide Loctite thread sealant 565 PST with 7649 primer. Sealant shall comply with ANSI/NSF Standard 61 for use in commercial and residential potable water systems not exceeding 180 deg. F. Apply according to manufacturer s instructions. 2. For chilled water, heating hot water, glycol, process heating/cooling water, and vacuum systems: Provide Loctite thread sealant 567 PST with 7649 primer. Apply according to manufacturer s instructions. R. SP-326CU BALL VALVES (B-1502) (REFER TO NOTE 8) 1. Manufacturers: NPS 1/2 through NPS 2: Watts; NPS 1/2 through NPS 3: Apollo, Jamesbury, Milwaukee, Worcester; All sizes: PBM, Inc. 2. NPS 1/2 through NPS 2: (B-1502) - Two-piece standard -port ball valve, bronze body with threaded ends, reinforced Teflon seats and seals, stainless steel ball and stem,, lever handle with locking device, 600 psi WOG degrees F, minimum 29 inches Hg vacuum-rated, Apollo NPS 2-1/2 and NPS 3: (B-1502) -Two-piece standard-port ball valve, bronze body with threaded ends, reinforced Teflon seats and seals, stainless steel ball and stem,, lever handle with locking device, 600 psi WOG degrees F, minimum 29 inches Hg vacuum-rated, Apollo S. SP-326CU BALL VALVES WITH STEM EXTENSIONS FOR INSULATION 1. Manufacturers: NPS 2 and smaller: Apollo.

6 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 6 of 9 2. NPS 1/2 through NPS 2: Two-piece standard-port ball valve, bronze body with threaded ends, reinforced Teflon seats and seals, stainless steel ball and stem, stem extensions for insulated valves, lever handle with locking device, 600 psi WOG degrees F, minimum 29 inches Hg vacuum-rated, Apollo 70-14* T. SP-326CU Ball Valves For Vacuum Service 1. Manufacturers: Apollo. 2. NPS 1/2 through NPS 3: (B-1506) -Three-piece full-port ball valve, bronze body with solder ends, reinforced Teflon seats and seals, stainless steel ball and stem, lever handle with locking device, 600 psi WOG degrees F, minimum 29 inches Hg vacuum-rated, Apollo U. SP-326CU NEEDLE VALVES 1. Manufacturers: NPS 1/2 and smaller: Ashcroft 2. NPS 1/2 and smaller: Brass bar stock construction, integral filter, handwheel, threaded connections, 3000 psig, Ashcroft Type 1110B. V. SP-326CU GLOBE VALVES (GL-1502) 1. Manufacturers: Powell, Stockham, Crane. 2. NPS 1/2 through NPS 3: Class 150 bronze globe valves, ASTM B61, graphite packing, renewable composition disc, rising stem, union bonnet, threaded ends, 300 psi WOG, Powell 150. W. SP-326CU BUTTERFLY VALVES (REFER TO NOTE 5) 1. Manufacturer: Keystone 2. NPS 3 through NPS 12: (BU-1504) 175 psi, lug pattern, cast iron body, bi-directional full pressure dead end service, resilient seat, bronze disc, stainless steel stem, static grounding feature, wrench operated to 4, 6 and larger gear operator, lock -out handle. Keystone AR2. 3. NPS 14 through NPS 24: (BU-1511) - Cast iron lug body, bronze disc, Buna-N resilient seat, stainless steel trim, static grounding feature, gear operator, 150 psig at 212 deg. F, Keystone AR2. 4. Valves shall be capable of providing 100 psig positive shut -off bidirectionally without use of blind flanges. X. SP-326CU GATE VALVES 1. Manufacturers:, Jenkins Bros., Crane Co., Powell Co., Walworth Co., Milwaukee Valve Co., Kitz Corp., Stockham Valves & Fittings, Inc. 2. NPS 1/2 through NPS 2: Class 150 solder ends, bronze body, s olid wedge, union bonnet, inside screw, rising stem, 150 psig SWP deg. F, 300 psig WOG deg. F, Stockham B124.

7 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 7 of 9 3. NPS 2-1/2 through NPS 3: Class 125 flat face flanges, cast iron body, bronze - mounted with solid wedge renewable seat rings, renewab le wedge face rings, outside screw & yoke, rising stem, 125 psig SWP 353 deg. F, 200 psig WOG 150 deg. F, Stockham G-623. Y. SP-326CU PLUG VALVES 1. Manufacturers: Dezurik. 2. NPS 1/2 through NPS 2: Threaded cast iron body, nonlubricated, eccentric, stainles s steel upper & lower journal bearings, high temperature resilient -faced plug, Viton-filled PTFE packing, adjustable locking collar and removable lever operator. Valve shall be capable of providing 175 psig positive shut-off unidirectionally with flow against backside of plug and without use of blind flange. 175 psig deg. F, DeZurik PEC Series. 3. NPS 2-1/2 through NPS 3: Class 125 flat face flanges, cast iron body, nonlubricated, eccentric, stainless steel upper & lower journal bearings, high temperat ure resilientfaced plug, adjustable locking collar, and removable level operator. Viton -filled PTFE packing.. Valve shall be capable of providing 175 psig positive shut -off unidirectionally with flow against backside of plug and without use of blind flan ge, 175 psig 250 deg. F, DeZurik PEC Series. Z. SP-326CU SWING CHECK VALVES 1. Manufacturers: (Swing) Nibco, Inc., Crane Co., Jenkins Bros., Powell Co., Walworth Co., Kitz Corp., Stockham Valves & Fittings, Inc. 2. NPS 1/2 through NPS 2: Class 150 solder ends, bronze body, swing type with renewable bronze disc, screw in cap, 150 psig SWP deg. F, 300 psig WOG deg. F, Nibco, Inc. S-433-Y. 3. NPS 2-1/2 through NPS 3: Class 125 flat face flanges, iron body, bronze -mounted swing check valve with renewable bronze disc and seat, bolted cover, 125 psig SWP deg. F, 200 psig WOG deg. F, Nibco, Inc. F-918-B. AA. SP-326CU LIFT CHECK VALVES (REFER TO NOTE 10) 1. Manufacturers: All sizes - Combination Pump Valve Co., Smolensky, Mueller Steam Specialty; 2-1/2" to 3" - Nibco, Inc., Metraflex, Flomatic Corp. 2. NPS 2 and smaller: Silent type check valve with bronze union body, stainless steel guide, retaining ring and spring, nylon disc, threaded ends, 300 psig WOG deg. F, Combination Pump Valve Co. (CPV) Cat. No NPS 2-1/2 through NPS 3: Class 125, silent type check valves with cast iron wafer body for installation between Class 125/Class 150 flat face flanges, stainless steel trim, Buna-N soft seat, 200 psig WOG 150 deg. F, Combination Pump Valve Co. (CPV) Cat. No. 10D-SS-R. BB. SP-326CU BASKET TYPE STRAINERS 1. Manufacturers: Eaton Filtration, Mueller Steam Specialty Co.

8 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 8 of 9 2. NPS 1/2 through 3: Class 125 cast iron, simplex basket type, self -cleaning strainer, ASTM A126, stainless steel baskets with standard perforations, nonasbestos gasket, Class 125 flanged ends, Eaton Filtration 72. Furnish with differential pressure gage. CC. SP-326CU Y-TYPE STRAINERS 1. Manufacturers: Spirax Sarco, Metraflex, O. C. Keckley Co., Mueller Steam Specialty Co. 2. NPS 1/2 through NPS 2: Y-type, self-cleaning, bronze body strainer with solder ends, stainless steel or monel screen with manufacturer s standard perforations for intended service, 250 psig SWP deg. F, 360 psig WOG deg. F, Spirax Sarco, Inc. Model TBT. 3. NPS 2-1/2 through NPS 3: Y-type, self-cleaning, iron body strainer with ASME Class 125 flanged ends, stainless steel or monel screen with manufacturer s standard perforations for intended service, 147 psig SWP deg. F, 200 psig WOG deg. F, Spirax Sarco, Inc. Model CI-125. DD. SP-326CU PRESSURE AND TEMPERATURE TEST STATIONS 1. Manufacturers a. Peterson Engineering Co. 2. General Requirements a. Provide pressure and temperature test stations and locate as shown on the Drawings. 3. Test Stations a. Units shall be 1/4" MPT fitting to receive either temperature or pressure probe of 1/8" OD. Fitting shall be solid brass with Nordel valve core, 3 length, fitted with color-coded cap with gasket, rated for 500 psig and 275 degrees F. Pete's Plug Model 110XL. 4. Test Kit a. Include Series 1500XL pressure and temperature test kit consisting of: 1) psig, ft. of water pressure gauge with Model No. 500XL gauge adapter attached, 2) Model 601 pocket testing thermometer with range degrees F, 3) Model 603 pocket testing thermometer with rang e degrees F 4) Protective carrying case. b. Test kit becomes the Owner's property after completion of adjusting and balancing.

9 Doc No. 63PZ0234-B-SP-15101SP326CU Rev. A Page 9 of 9 EE. SP-326CU NOTES - (Although only certain notes are referenced, all notes apply.) 1. Provide protective coating in accordance with m anufacturer s instructions around tubing system where underground or where in contact with concrete and Concrete Masonry Unit. Provide field-applied, TC 7000 Epoxy Primer and Tapecoat 6025 Gray (by The Tapecoat Co.) cold-applied high temperature tape coating for pipe surface temperatures to 250 deg. F. 2. Where ferrous material and copper tubing are joined together, use dielectric unions or flanges. 3. Per ASME B16.24 it is recommended that bronze flanges be mated only to flat face flanges. Use ring spacers with full-face gaskets for FF to RF connections. Avoid this type of connection if possible. 4. Use full-face type for flat face flanges. 5. No flange gaskets are required with resilient seated butterfly valves. 6. Isolate copper from steel and supports. 7. Acid core solder & acid flux will not be permitted. 8. For water services, provide ball valve with stem extension for insulation. 9. Wrought copper solder joint fittings and unions are preferred. Cast copper solder joint fittings and unions may be used where wrought coppe r solder joint fittings and unions are not available. 10. To be used at pump discharge only. 11. NPS 4 shall be used to transition from 4 Ductile Iron piping to copper piping only. 12. Utilize welded, solder, brazed, solvent cement, and heat fusion joints for piping systems located above Classified and Controlled Unclassified areas. No grooved, threaded, or mechanical joints are allowed. END OF SECTION

This specification, applies at any Vale locations indicated with approval on the cover page, with the following exceptions:

1/5 1.0 PURPOSE This specification describes the minimum requirements for cold potable water plumbing systems within buildings. 2.0 APPLICATION This specification, applies at any Vale locations indicated