Cast steel A216 WCB triple eccentric wafer butterfly valve with stellite deposited 2205 stainless steel seat. 316 stainless steel nitrided shaft, A216 WCB disc with 2205 stainless steel/grahpute lemellar. Rated for ANSI 150lb and temperatures up to 270°C. The torque mounting for this valve is set for 6 Bar however is also available in 20 Bar (contact us). ANSI 150 wafer body overdrilled to suit Table E. Ideal for high temperature/severe duty applications where metal seat is needed.

Model Size (mm) Pressure Range Temperature Square drive size ISO Torque @ 6 Bar (Nm) Torque @ 20 Bar (Nm)
ZGXH-050 50 Up to 20 Bar depending upon mounting 0°C to 270°C 14 F07 34 50
ZGXH-065 65 Up to 20 Bar depending upon mounting 0°C to 270°C        
ZGXH-080 80 Up to 20 Bar depending upon mounting 0°C to 270°C 14 F10 55 180
ZGXH-100 100 Up to 20 Bar depending upon mounting 0°C to 270°C 19 F10 61 250
ZGXH-125 125 Up to 20 Bar depending upon mounting 0°C to 270°C        
ZGXH-150 150 Up to 20 Bar depending upon mounting 0°C to 270°C 19 F10 173 500
ZGXH-200 200 Up to 20 Bar depending upon mounting 0°C to 270°C 27 F12 286 700
ZGXH-250 250 Up to 20 Bar depending upon mounting 0°C to 270°C 27 F12 500 1000
ZGXH-300 300 Up to 20 Bar depending upon mounting 0°C to 270°C 27 F12 719 2000
ZGXH-350 350 Up to 20 Bar depending upon mounting 0°C to 270°C 36 F16 1100 2500

Triple Offset Cast Steel Butterfly Valve Construction

NPS K n-φh L F Y O D1 d2 A*A n--φh1 ISO5211
2" 114 4-φ19 43 25 +/- 5 4 55 90 70 14*14 4--φ10 F07
3" 146 4-φ19 48 25 +/- 5 4 70 125 102 14*14 4--φ12 F10
4" 178 8-φ18 54 22 +/- 5 4 70 125 102 19*19 4--φ12 F10
6" 235 8-φ22 57 30 +/- 5 4 70 125 102 19*19 4--φ12 F10
8" 292 8-φ22 64 40 +/- 5 5 85 150 125 27*27 4--φ14 F12
10" 362 12-φ26 71 40 +/- 5 5 85 150 125 27*27 4--φ14 F12
12" 406 4-φ26 81 40 +/- 5 5 85 150 125 27*27 4--φ14 F12
14" 476.3 12-W1 92 75 +/- 5 5 100 175 140 36*36 4--φ18 F14

Triple Offset Cast Steel Butterfly Valve Construction

Number Name Material
1 End Cover 1025
2 Bolt A2-70
3 Gasket Graphite
4 Stem 316+Ni
5 Retaining Ring A36
6 Pin 316
7 Disc A216 WCB
8 Bolt A2-70
9 Seat SS2205+Graphite
10 Body A216 WCB+STL
11 Packing Graphite
12 Nut A194 8
13 Bolt A193 B8
14 Spring Gasket A510 1566
15 Packing Cover A216 WCB
16 Yoke A216 WCB
17 Nut A194 8
18 Bolt A193 B8

Size 50mm to 1200mm
Body Cast Steel
Seat Stellite
Disc Cast Steel with 2205SS / Graphite Lamellar
Pressure 20 BAR

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