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Tiny Drag Slow Shut Check Valve

Tiny Drag Slow Shut Check Valve

Nominal pressure1.0~2.5MPa

Nominal diameter1 1/2″~32″(DN40~DN800 mm)

Applicable mediaWater, weakly corrosive liquid

Applicable temperature0~80℃ (Up to 200℃ if required)

Flange standardGB /T 17241.6, GB /T 9113

Test standardGB /T 13927, API598

Technical Parameters

MATERIAL LIST

Main parts Part name Body Disc Shaft
Material Science Material Gray cast iron, cast steel Steel plate, rubber assembly Stainless steel
Tiny Drag Slow Shut Check Valve drawing

DIMENSIONS

DN Size
L H D D1 D2 n-d
PN10/16 PN10/16 PN10/16 PN10/16
40 200 300 150 110 88 4-18
50 230 300 165 125 100 4-18
65 290 320 185 145 120 4-18
80 310 354 200 160 135 8-18
100 350 350 220 180 155 8-18
125 400 380 250 210 185 8-18
150 480 500 285 240 210 8-22
200 500 580 340 295 265 12-22
250 600 670 395/405 350/355 320 12-22/12-26
300 700 730 445/460 400/410 375/370 12-22/12-26
350 800 820 505/520 460/470 435/429 16-22/16-26
400 900 920 565/580 515/525 482/480 16-26/16-30
450 1000 950 615/640 565/585 532/550 20-26/20-30
500 1100 1100 670/715 620/650 608/608 20-26/20-33
600 1300 1200 780/840 725/770 718/720 20-31/20-36
700 1400 1550 895/910 840/840 788/794 24-30/24-36
800 1500 1700 1015/1025 950/950 898/901 24-33/24-39
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