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Pneumatic hard seal ball valve

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Main parts materials

 

Part Name Material
Valve body WCB 304(CF8) 316(CF8M) 316L(CF3M)
Sphere 2Cr13+nitriding treatment 304 316 316L
Valve rod 2Cr13 304 316 316L
Seat seal ring Stainless steel + nitriding treatment
filler V-type PTFE tetrafluorofiller, flexible graphite


Main shape and connection size (unit: mm)


Nominal path
DN(mm)
Main dimensions Flange size
PN1.6MPa PN2.5MPa
L H H1 A D D1 D2 n-medium d D D1 D2 n-medium d
15 130 185 / 140 95 65 46 4-14 95 65 46 4-14
20 140 191 / 140 105 75 45 4-14 105 75 56 4-14
25 150 193 / 140 115 85 65 4-14 115 85 65 4-14
32 165 212 / 164 140 100 76 4-18 140 100 76 4-18
40 180 217 / 164 150 110 84 4-18 150 110 84 4-18
50 200 260 102 190 165 125 99 4-18 165 125 99 4-18
65 220 293 114 210 185 145 118 4-18 185 145 118 8-18
80 250 323 127 247 200 160 132 8-18 200 160 132 8-18
100 280 382 152 276 220 180 156 8-18 235 190 156 8-22
125 320 468 184 348 250 210 184 8-18 270 220 184 8-26
150 360 510 219 378 285 240 211 8-22 300 250 211 8-26
200 400 655 273 524 340 295 266 12-22 360 310 274 12-26
250 533 / 360 / 405 355 319 12-26 425 370 330 12-30
300 610 / 395 / 460 410 370 12-26 485 430 389 16-30


Note: Product information is for reference only. If you have any questions, please contact our company!

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