2. HC Series High Capacity 6" Ball Valves

2.1.1 All high capacity 6" Ball valves in PVC, PP or PVDF shall be large port Chemline High Capacity HC series or equal, with EPDM, Viton, CPE, Nitrile or Hypalon seals. Cushioned Teflon PTFE ball seats shall be provided for positive closure with minimum stem torques.

2.1.2 All valves shall have Teflon trunion bearings and stem bearings to assure low torque and maintenance free operation. There shall be no cavity between the body and the ball.

2.1.3 Socket ends shall be Schedule 80 and conform to ASTM D-2467.

2.1.4 Flanged ends shall be ANSI Class 150.

2.1.5 PVC compound shall have an ASTM cell classification 13463-A, with minimum suffix "A" designation for chemical resistance as per ASTM D-1784 (CSA Report LO 4000-1172).

2.1.6 All polypropylene material shall conform to ASTM D-4101 PP 0211B67272 material requirements.

2.1.7 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2 suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

2.1.8 All valves shall be custom tagged to provide traceability.

12.1.1 All Wafer check valves shall be Chemline WP Series or equal available in sizes 2" to 12" in PVC, PP and PVDF rated at 150 psi working pressure.

PVC and PP Check valves shall be supplied with EPDM (or Viton) o-ring disc seals with 316 SS spring if required.

12.1.3 PVDF Check valves shall be supplied with Viton or Teflon encapsulated o-ring disc and seals and Hasteloy springs if required.

12.1.4. All valves shall be wafer type designed to fit between ANSI Class 150 flanges.

12.1.5 Check valves, sizes 2" to 8" shall be supplied with a spacer disc to provide maximum flow when the valve is open. Required flange gaskets shall be Chemline GA Series full face Class 150, raised face low torque type of EPDM or Teflon PTFE bonded to EPDM. (See Section 20).

12.1.6 All valves to be evaluated to withstand the 1000 hour sustained pressure test as outlined in ISO-DIS93-2 Table 2 for plastic valves.

12.1.7 All wafer check valves will be installed with a minimum 5 pipe diameter of straight pipe upstream. (i.e. pipe diameters from pump discharge, valves, reducers, elbows etc.)

12.1.8 All PVC wafer check valves 2" to 6" will have an upper temperature limit of 140° F.

12.1.9 All PVC wafer check valves 8" to 12" will have an upper temperature limit of 122° F.

12.1.10 All PP wafer check valves 2" to 6" will have an upper temperature limit of 176° F.

12.1.11 All PP wafer check valves 8" to 12" will have an upper temperature limit of 158° F.

12.1.12 All PVDF wafer check valves 2" to 6" will have an upper temperature limit of 203° F.

12.1.13 All PVDF wafer check valves 8" to 12" will have an upper temperature limit of 176° F.

12.1.14 All wafer check valves will have a maximum velocity in the pipe line of 5 ft/sec.

12.1.17 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2, suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

13.1.1 All Gauge Isolators in PVC, PP or PVDF for ½" media and ¼ or ½" gauge connections shall be Chemline SI Series or equal. The large pressure sensitive dished diaphragm shall have Teflon PTFE bonded to Hypalon to provide maximum chemical resistance.

13.1.2 Fasteners shall be stainless steel.

13.1.3 Port connections shall be extra heavy walled to ensure safety.

13.1.4 PVC compound shall have an ASTM cell classification 13463-A with minimum suffix "A" designation for chemical resistance as per ASTM D-1784 (CSA Report LO 4000-1172).

13.1.5 All polypropylene material shall conform to ASTM D-4101 PP 0211D67272 material requirements.

13.1.6 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2 suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

13.1.7 All valves shall be custom tagged to provide traceability.

14.1.1 All Back Pressure/Relief Valves in PVC, PP or PVDF shall be Chemline SB10 or SB11 Series or equal in sizes ½" to 2". SB10 shall have an inlet pressure setting between 3 and 60 psi and SB11 shall have an inlet pressure setting of 7 to 150 psi. All valves shall have a maximum inlet pressure rating of 150 psi. Valves shall be suitable for aggressive clean non scaling chemicals.

14.1.2 Internal spring, spring adjusting screw and locking screws shall be 316 SS. Adjusting screw shall be protected with a plastic cap.

14.1.3 Diaphragm clamping screws shall be 316 stainless steel with plastic coated nuts.

14.1.4 All valves shall have a large Teflon coated control diaphragm to fully open at 10-15% over pressure, provide low hysteresis (back pressure) and no flutter.

14.1.5 Static seals shall be Viton or EPDM.

14.1.6 Socket ends ½" to 2" shall be Schedule 80 and conform to ASTM D-2467.

14.1.7 Threaded ends ½" to 2" shall be Schedule 80 and conform to ASTM D-2464.

14.1.8 Butt fusion ends in PP and PVDF shall be compatible with Chemline polypropylene and PVDF piping systems.

14.1.9 Flanged ends shall be ANSI Class 150.

14.1.10 PVC compound shall have an ASTM cell classification 13463-A, with minimum suffix "A" designation for chemical resistance as per ASTM D-1784 (CSA Report LO 4000-1172).

14.1.11 All polypropylene material shall conform to ASTM D-4101 PP 0211B67272 material requirements.

14.1.12 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2 suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

14.1.13 All valves shall be custom tagged to provide traceability.

15.1.1 All Back Pressure/Relief valves in PVC, PP or PVDF shall be Chemline SB12 Series or equal. Sizes ½" to 3" shall have an inlet pressure setting from 5 to 150 psi and 4" size shall have an inlet setting pressure of 7 to 90 psi. All valves shall have a maximum inlet pressure rating of 150 psi.

15.1.2 Internal spring, spring adjusting screw and locking screws shall be 316 SS. Adjusting screw shall be protected with a plastic cap.

15.1.3 Diaphragm clamping screws shall be 316 stainless steel with plastic coated nuts.

15.1.4 All valves shall have a large Teflon coated control diaphragm to fully open at 10-15% over pressure, provide low hysteresis (back pressure) and no flutter.

15.1.5 Static seals shall be Viton or EPDM.

15.1.6 Socket ends ½" to 4" shall be Schedule 80 and conform to ASTM D-2467.

15.1.7 Threaded ends ½" to 4" shall be Schedule 80 and conform to ASTM D-2464.

15.1.8 Butt fusion ends in PP and PVDF shall be compatible with Chemline polypropylene and PVDF piping systems.

15.1.9 Flanged ends shall be ANSI Class 150.

15.1.10 PVC compound shall have an ASTM cell classification 13463-A, with minimum suffix "A" designation for chemical resistance as per ASTM D-1784 (CSA Report LO 4000-1172).

15.1.11 All polypropylene material shall conform to ASTM D-4101 PP 0211B67272 material requirements.

15.1.12 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2 suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

15.1.13 All valves shall be custom tagged to provide traceability.

16.1.1 All Pressure Reducing/Regulating valves in PVC, PP or PVDF shall be Chemline SR50 Series or equal. Sizes ½" to 1½" shall have an outlet pressure setting of 15 to 135 psi and sizes 2" to 3" shall have an outlet pressure setting of 15 to 90 psi. All valves shall have a maximum inlet pressure rating of 150 psi. Valves shall be suitable for aggressive clean non scaling chemicals.

16.1.2 Internal spring, spring adjusting screw and locking screws shall be 316 SS. Adjusting screw shall be protected with a plastic cap.

16.1.3 Diaphragm clamping screws shall be 316 stainless steel with plastic coated nuts.

16.1.4 All valves shall have a large Teflon coated control diaphragm to fully open at 10-15% over pressure, provide low hysteresis (back pressure) and no flutter.

16.1.5 Static seals shall be Viton or EPDM.

16.1.6 Socket ends ½" to 3" shall be Schedule 80 and conform to ASTM D-2467.

16.1.7 Threaded ends ½" to 3" shall be Schedule 80 and conform to ASTM D-2464.

16.1.8 Butt fusion ends in PP and PVDF shall be compatible with Chemline polypropylene and PVDF piping systems.

16.1.9 Flanged ends shall be ANSI Class 150.

16.1.10 PVC compound shall have an ASTM cell classification 13463-A, with minimum suffix "A" designation for chemical resistance as per ASTM D-1784 (CSA Report LO 4000-1172).

16.1.11 All polypropylene material shall conform to ASTM D-4101 PP 0211B67272 material requirements.

16.1.12 All PVDF material shall be unpigmented conforming to ASTM D-3222 Type 2 suspension resin material requirements and also with USDA Title 21, Chapter I, Part 177.2510 requirements for contact with food.

20.1.1 Valve tags shall be engraved laminated plastic, affixed to valve with a plastic tie. Tag shall bear manufacturer's inspection number to provide traceability.

20.2.1 Valve tags shall be 304 stainless steel, affixed to valve with SS wire. Tag shall be stamped with manufacturer's inspection number to provide traceability.