Technical Specification：
Valve design according to BS EN 13789-2010
Face to face dimensions according to EN558-1
Flanges according to BS EN1092-2 PN16
Inspection&Test: BS EN12266
Features：
Bolted Bonnet
Flexible Graphite Packing
Surface treatment:Painting
Max working temperature 300ºC
| Item No. | Part Name | Specification |
| 1 | Body | Ductile Iron GGG40 |
| 2 | Seat(screw type) | Bronze |
| 3 | Disc | Cast iron/Ductile iron |
| 4 | Disc Ring | Bronze |
| 5 | Disc Nut | Carbon Steel |
| 6 | Stem | Brass(H59-1) |
| 7 | Bolt | Carbon Steel 8.8 grade |
| 8 | Nut | Carbon Steel 8.8 grade |
| 9 | Stem Packing | Flexible Graphite |
| 10 | Flange | Ductile Iron |
| 11 | Bonnet | Ductile iron GGG40 |
| 12 | Stem Nut | Copper Alloy |
| 13 | HandWheel | Ductile Iron |
| 14 | Screw Pin | Carbon Steel |
| 15 | Gasket | Flexible Graphite |
| Size | DN | D | D1 | D2 | b(DI) | b(C1) | f | Z-Φd | L | ≈H (closed) | W |
| DN15 | 15 | 95 | 65 | 46 | 14 | 14 | 2 | 4-Φ14 | 130 | 180 | 120 |
| DN20 | 20 | 105 | 75 | 56 | 16 | 16 | 2 | 4-Φ14 | 150 | 180 | 120 |
| DN25 | 25 | 115 | 85 | 65 | 16 | 16 | 2 | 4-Φ14 | 160 | 210 | 140 |
| DN32 | 32 | 140 | 100 | 76 | 18 | 18 | 2 | 4-Φ19 | 180 | 220 | 160 |
| DN40 | 40 | 150 | 110 | 84 | 18 | 18 | 3 | 4-Φ19 | 200 | 250 | 160 |
| DN50 | 50 | 165 | 125 | 99 | 19 | 20 | 3 | 4-Φ19 | 230 | 260 | 180 |
| DN65 | 65 | 185 | 145 | 118 | 19 | 20 | 2 | 4-Φ19 | 290 | 270 | 200 |
| DN80 | 80 | 200 | 160 | 132 | 19 | 22 | 3 | 8-Φ19 | 310 | 310 | 220 |
| DN100 | 100 | 220 | 180 | 156 | 19 | 24 | 3 | 8-Φ19 | 350 | 380 | 280 |
| DN125 | 125 | 250 | 210 | 184 | 19 | 26 | 3 | 8-Φ19 | 400 | 430 | 300 |
| DN150 | 150 | 285 | 240 | 211 | 19 | 26 | 3 | 8-Φ23 | 480 | 460 | 350 |
| DN200 | 200 | 340 | 295 | 266 | 20 | 30 | 3 | 12-Φ23 | 600 | 530 | 400 |
