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Gearbox Butterfly Valve Flange Connection

Gearbox Butterfly Valve Flange Connection

Model:D341

Size:DN50-DN1200

Pressure:PN10/PN16、JIS 5K/10K、Class 150

Temperature:-30℃ - 135℃

Body material:Cast Iron, Ductile Iron, Aluminum Stainless Steel,CF8,CF8M,CF3M

Applicable medium:Potable Water, Wastewater, Seawater, HVAC

Introduction

Disc: Stainless Steel CF3M,CF3,CF8M, Nylon Coated Ductile Iron, Aluminum Bronze, Double Stainless Steel,2507,1.4529

Stem: 416 Stainless Steel,304 Stainless Steel,316 Stainless Steel

Seats: NBR,EPDM,PTFE,VITON, FKM* Polyurethane

Body style: Double Flanged

Features

Sanitary & Chemical applications

One-piece disc/stem

High Cv, low pressure drop

Technical parameters


 
Size  DN(mm) L 1.0MPa 1.6MPa
D D1 H H1 Z-φd D D1 Z-φd
50 108 165 125 202 77 4-18 165 125 4-18
65 112 185 145 213 93 4-18 185 145 4-18
80 114 200 160 221 100 8-18 200 160 8-18
100 127 220 180 234 113 8-18 220 180 8-18
125 140 250 210 253 123 8-18 250 210 8-18
150 140 285 241 269 193 8-22 285 240 8-22
200 152 340 295 316 172 8-22 340 295 12-22
250 165 395 350 358 202 12-22 405 355 12-26
300 178 445 400 384 218 12-22 460 410 12-26
350 190 505 460 439 253 16-22 520 470 16-26
400 216 565 515 500 300 16-26 80 525 16-30
450 222 615 565 528 328 20-26 640 585 20-30
500 229 370 620 552 352 20-26 710 650 20-33
600 267 780 725 669 397 20-30 840 770 20-36
700 292 895 840 745 498 24-30 910 840 24-36
800 318 1015 950 803 571 24-33 1025 950 24-39
900 510 1115 1050 880 615 28-33      
1000 550 1230 1160 935 705 28-36      
1200 630 1455 1380 1067 827 32-39      

Technical standard

Top flange:ISO5211

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