PFA Needle Valves 4RP Series High-purity PFA material Pressures up to 180 psig (12.4 bar) Temperatures up to 300 F (148 C) 1/4, 3/8, and 1/2 in. Swagelok PFA tube fitting end connections www.swagelok.com
PFA Needle Valves Features Straight-through orifice for full flow Plug stem tip for flow regulation Low-torque, leak-resistant stem seal High-purity PFA material with low extractables for chemical resistance Swagelok PFA tube fitting end connections for consistent performance Oval handle for easy actuation Stem seal design provides reduced operating torque Panel mounting Acme stem threads add strength Bonnet with positive stem stop prevents accidental disassembly Plug stem tip ensures leaktight shutoff Straight-through orifice permits full flow Technical Data Swagelok Tube Fitting End Connection Pressure-Temperature Ratings End Connection 1/4 in., 3/8 in. 1/2 in. Temperature, F ( C) 0 ( 17) to 70 (21) 100 (37) 150 (65) 200 (93) 250 (121) 300 (148) Working pressure, psig (bar) 180 (12.4) 125 (8.6) 160 (11.0) 110 (7.5) 125 (8.6) 87 (5.9) 95 (6.5) 69 (4.7) 50 (3.4) Orifice in. (mm) Ordering Number C v 1/4 in. PFA-4RPS4 0.156 (4.0) 0.38 3/8 in. PFA-4RPS6 1/2 in. PFA-4RPS8 0.250 (6.4) 1.39 66 (4.5) 49 (3.3) 33 (2.2) Testing Every 4RP series PFA needle valve is factory tested with nitrogen at its rated pressure for leakage at the seat to a maximum allowable leak rate of 0.1 std cm 3 /min. The stem seal is tested with helium at rated pressure to a maximum leak rate of 1 X 10 3 std cm 3 /s. Cleaning and Packaging Every 4RP series PFA needle valve is cleaned and packaged in accordance with Swagelok Specification SC-10. 2
PFA Needle Valves Materials of Construction 2 1 5 6 4 3 Flow Data at 70 F (20 C) 0.40 0.35 Ordering Number PFA-4RPS4 PFA-4RPS6 PFA-4RPS8 Pressure Drop to Atmosphere ( p) psi (bar) Flow Coefficient at Turns Open Air Flow std ft 3 /min (std L/min) Water Flow U.S. gal/min (L/min) 10 (0.6) 4.3 (121) 1.2 (4.5) 75 (5.1) 15 (424) 3.3 (12.4) 180 (12.4) 34 (962) 5.1 (19.3) 10 (0.6) 15 (424) 4.4 (16.6) 75 (5.1) 57 (1614) 12 (45.4) 180 (12.4) 120 (3398) 18 (68.1) 10 (0.6) 15 (424) 4.4 (16.6) 75 (5.1) 57 (1614) 12 (45.4) 125 (8.6) 90 (2548) 15 (56.7) 7 8 Flow Coefficient (C v ) 0.30 0.25 0.20 0.15 0.10 PFA-4RPS4 0.05 9 0 0.5 1.0 1.5 2.0 Number of Turns Open 2.5 3.0 1.50 10 11 Flow Coefficient (C v ) 1.25 1.00 0.75 0.50 0.25 PFA-4RPS6 and PFA-4RPS8 Component 1 Handle insert ➀ 2 Screw 3 Handle ➀ 4 Packing nut ➀ 5 Upper packing 6 Lower packing 7 Stem stop 8 Panel nut ➀ 9 Stem Material Grade/ ASTM Specification PFA 440-HP/ D3307 0 0.5 1.0 1.5 2.0 2.5 Number of Turns Open 3.0 3.5 10 Body, ferrules 11 Nut ➀ Lubricant PTFE based Wetted components listed in italics. ➀ Blue dyed 3
Ordering Information and Dimensions Select an ordering number. Dimensions in inches and (millimeters) are for reference only, subject to change. Panel Hole Drill Dimensions 2.0 (50.8) Maximum panel thickness is 0.25 in. (6.4 mm). 0.19 (4.8) 0.19 (4.8) 3.34 (84.8) open 1.0 (25.4) 0.88 (22.2) 1.19 (30.2) or 0.88 (22.2) 1.19 (30.2) A 0.625 (15.9) 1.95 (49.5) Ordering Number A in. (mm) PFA-4RPS4 2.50 (63.5) PFA-4RPS6 2.66 (67.6) PFA-4RPS8 3.14 (79.8) Weight lb (kg) 0.20 (0.09) 0.23 (0.10) 0.27 (0.12) Dimensions shown with Swagelok nuts positioned prior to swaging. Other Swagelok PFA Products PFA Tubing PFA Tube Fittings PFA Plug Valve PFA tube fittings and tubing, see Swagelok PFA Tube Fittings and PFA Tubing, MS-01-05. PFA plug valves, see Swagelok PFA Plug Valves, MS-01-56. Installation Instructions PFA tubing MUST be grooved. Use the Swagelok grooving tool. 1. Insert grooved PFA tubing into the Swagelok PFA tube fitting until a clicking sound is heard. 2. While holding fitting body steady, tighten the blue nut until there is no gap between the nut and body hexes. 3. Continue tightening until the nut and body hexes are aligned. Safe Product Selection When selecting a product, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user. Caution: Do not mix or interchange parts with those of other manufacturers. Swagelok TM Swagelok Company 2001 Swagelok Company Printed in U.S.A., MI November 2001, R3 MS-01-69
www.swagelok.com PFA Plug Valves 43 Series Features Quarter-turn operation and full flow design. Light in weight. High-purity PFA material with low extractables for chemical resistance. 1/4 in. Swagelok PFA tube fitting end connections for consistent performance. Positive handle stop ensures correct orifice position Oval handle indicates open or closed position Unique plug design provides full flow eliminates dead space does not require system pressure to create a seal is easily cleaned and purged Materials of Construction Component Material Grade/ ASTM Specification 1 Bottom-loaded stem is blowout-proof for safety Technical Data Ordering Number Orifice in. (mm) PFA-43S4 0.156 (4.0) Pressure-Temperature Ratings Temperature F ( C) 0 ( 17) to 50 (10) 50 (10) to 70 (20) 100 (37) 150 (65) 200 (93) Flow Data at 70 F (20 C) Pressure Drop to Atmosphere ( p) psi (bar) Liquid Service One-piece body eliminates multiple seal points Pressure Rating C v at 70 F (20 C) 1.8 60 psig (4.1 bar) Gas Service Working pressure, psig (bar) 50 (3.4) 30 (2.0) 10 (0.68) Air Flow std ft 3 /min (std L/min) 50 (3.4) 30 (2.0) Operation in a stable temperature environment will maximize valve life and performance. Water Flow U.S. gal/min (L/min) 10 (0.68) 20 (566) 5.7 (21.5) 1 Handle insert ➀ 2 Screw PFA 440-HP 3 Handle ➀ 4 Body, ferrules ➀ 5 Nut ➀ 6 Stem Lubricant Wetted components listed in italics. ➀ Blue dyed. Testing Virgin PFA 440-HP/ D3307 PFA 440-HP Virgin PTFE/ D1710 PTFE-based Every 43 series PFA plug valve is 6 factory tested with nitrogen at two times the rated pressure for leakage at the seat to a maximum allowable leak rate of 0.1 std cm 3 /min. Body seals are tested with helium at two times the rated pressure to a maximum allowable leak rate of 1 10 3 std cm 3 /s. Cleaning and Packaging Every 43 series PFA plug valve is cleaned and packaged in accordance with Swagelok Specification SC-10. 2 4 3 5 30 (2.0) 37 (1047) 62 (1755) 9.9 (37.4) 14.0 (52.9)
Dimensions Dimensions, in inches (millimeters), are for reference only and are subject to change. Ordering Number: PFA-43S4 Weight: 0.13 lb (0.06 kg) 2.00 (50.8) Accessories Panel Mount Bracket 316 stainless steel bracket enables back or front mounting. To order a Swagelok PFA plug valve with back mount assembly, add -PM as a suffix to the ordering number. Example: PFA-43S4-PM. To order a field assembly kit with mounting bracket and instructions, use ordering number SS-MB-P43. 1.25 (31.8) Panel Hole Drill Dimensions 7/32 (5.6) TYP 2.53 (64.3) 0.38 (9.7) 0.94 (23.8) Not required for back mount assembly 1.69 (42.9) Dimensions shown with Swagelok nuts positioned prior to swaging. Back Mount Assembly 0.84 (21.4) Front Mount Assembly Combined panel thickness and screw head height above panel must not exceed 1/4 in. (6.4 mm). Other Swagelok PFA Products PFA tube fittings and tubing, see Swagelok PFA Tube Fittings and PFA Tubing, MS-01-05. PFA needle valves, see Swagelok PFA Needle Valves, MS-01-69. PFA Tubing PFA Tube Fittings PFA Needle Valve Installation Instructions PFA tubing MUST be grooved. Use the Swagelok grooving tool. 1. Insert grooved PFA tubing into the Swagelok PFA tube fitting until a clicking sound is heard. 2. While holding fitting body steady, tighten the blue nut until there is no gap between the nut and body hexes. 3. Continue tightening until the nut and body hexes are aligned. Safe Product Selection When selecting products, the total system design must be considered to ensure safe, trouble-free performance. Function, material compatibility, adequate ratings, proper installation, operation, and maintenance are the responsibilities of the system designer and user. Caution: Do not mix or interchange parts with those of other manufacturers. Swagelok TM Swagelok Company 2002 Swagelok Company Printed in U.S.A., MI April 2002, R4 MS-01-56