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Butterfly Check Valve (Metal seat)

Name ประตูน้ำลิ้นกันกลับชนิดปีกผีเสื้อ Butterfly Check Valve
Model BCV-TH PN.10 , BCV-TH PN.16
Dimensions (DN) Laying length (L) Minimum Thickness (e) mm. Min.ShaftDia. (s) High connecting (H) mm. Torque for Shaft Hydraulic Dash-pot Bore
inch millimeter Short Body mm. PN.10 mm. PN.16 mm. PN.10 N-m. PN.16 N-m.
4 100 127±2 11 16 16 130 28 37 ∅ ½ inch
6 150 140±2 11 26 26 165 85 118
8 200 152±2 12 29 29 190 162 229
10 250 165±2 14 35 35 210 290 417 ∅ 2 inch
12 300 178±2 15 38 38 247 454 657
14 350 190±2 16 45 45 280 690 1010
16 400 216±2 17 51 51 336 999 1472 ∅ 2½ inch
18 450 222±2 20 54 57 360 1327 2053
20 500 229±2 21 61 64 404 1812 2695 ∅ 3 inch
24 600 267±3 24 70 76 467 3149 4398
28 700 292±3 27 83 87 513 5077 6999 ∅ 4 inch x 2 Q’ty.
32 800 318±3 29 93 99 571 6728 10174
36 900 330±3 31 102 111 621 9285 14069 ∅ 5 inch x 2 Q’ty.
40 1000 410±3 33 111 121 688 12428 18854
48 1200 470±3 38 130 143 803 20841 31678 ∅ 6 inch x 2 Q’ty.
60 1500 565±4 48 159 184 965 39723 60434 ∅   8 inch x 2 Q’ty.
72 1800 670±4 61 191 216 1115 68702 104529 ∅ 10 inch x 2 Q’ty.

Remarks                 
1 (H) conform to construction Drawing (Short & long Neck)               
2 Dimensions of flange conforming to ISO 7005-2 see appendix A

Material

Model Part accessories
Body Disc Shaft Seal for Shaft Counter weight Disc Sealing Body Sealing
BCV-TV PN.10 Cast iron-FC 20 Ductile iron- FCD 45 304 - St_Steel Rubber “NBR” Working Temp.  0-80 oCRubber “EPDM”   Working Temp. -10-120 oC Cast iron-FC 20 Laminate Seat Stainless Steel Casting
BCV-TV PN.16 Ductile iron- FCD 45

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