Product model: DMZL73
The sprocket drive knife gate valve has a compact design, small footprint, light weight, easy installation, perfect wear-resistant and anti-blocking measures, easy maintenance and long service life. Widely used in food and beverage, papermaking, pulp industry, industrial sewage, urban sewage treatment, chemical plants, bulk material transportation, fly ash treatment industries.
Applicable temperature: -38~+650℃ (the specific temperature range depends on the material of the sealing pair and the properties of the medium)
Connection flange: ANSI B16.5, GB/T9113, JB/T79, HG, SH, JIS, DIN, NF, BS
Main material: WCB, ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, CF8, CF8M, CF3, CF3M
Seal type: hard seal, soft seal
Leakage: Hard seal: Class D (liquid 0.1×DN mm3/s) Soft seal: Class A (zero leakage)
Matching accessories: mounting flange
Product: DMZL73H Sprocket Drive Round Knife Gate Valve
Main performance specifications:
Nominal pressure(MPa) | shell test(MPa) | Seal test(MPa) | Operating temperature | Applicable media |
1.0 | 1.5 | 1.1 | ≤100℃ | Pulp, sewage, coal slurry, ash, slag-water mixture |
Material of main parts:
body, cover | gate | stem | Sealing surface |
Stainless steel, carbon steel, gray cast iron | carbon steel, stainless steel | Stainless steel | Rubber, PTFE, Stainless Steel, Carbide |
Main outline and connection size (mm):
MPa | DN | L | D1 | D2 | H | n-M | MPa | DN | L | D1 | D2 | H | n-M | |
0.6 | 50 | 48 | 90 | 110 | 300 | 4-M12 | 1.0MPa | 50 | 48 | 100 | 125 | 300 | 4-M16 | |
65 | 48 | 110 | 130 | 310 | 4-M12 | 65 | 48 | 120 | 145 | 310 | 4-M16 | |||
80 | 51 | 125 | 150 | 330 | 4-M16 | 80 | 51 | 135 | 160 | 330 | 4-M16 | |||
100 | 51 | 145 | 170 | 380 | 4-M16 | 100 | 51 | 155 | 180 | 380 | 8-M16 | |||
125 | 57 | 175 | 200 | 440 | 8-M16 | 125 | 57 | 185 | 210 | 440 | 8-M16 | |||
150 | 57 | 200 | 225 | 500 | 8-M16 | 150 | 57 | 210 | 240 | 500 | 8-M20 | |||
200 | 70 | 255 | 280 | 580 | 8-M16 | 200 | 70 | 265 | 295 | 580 | 8-M20 | |||
250 | 70 | 310 | 335 | 670 | 12-M16 | 250 | 70 | 320 | 350 | 670 | 12-M20 | |||
300 | 76 | 362 | 395 | 820 | 12-M20 | 300 | 76 | 368 | 400 | 820 | 12-M20 | |||
350 | 76 | 412 | 445 | 900 | 12-M20 | 350 | 76 | 428 | 460 | 900 | 16-M20 | |||
400 | 89 | 462 | 495 | 1020 | 16-M20 | 400 | 89 | 482 | 515 | 1020 | 16-M22 | |||
450 | 89 | 518 | 550 | 1150 | 16-M20 | 450 | 89 | 532 | 565 | 1150 | 20-M22 | |||
500 | 114 | 568 | 600 | 1250 | 16-M20 | 500 | 114 | 585 | 620 | 1250 | 20-M22 | |||
600 | 114 | 670 | 705 | 1500 | 20-M22 | 600 | 114 | 685 | 725 | 1500 | 20-M27 | |||
700 | 127 | 775 | 810 | 1750 | 24-M22 | 700 | 127 | 800 | 840 | 1750 | 24-M27 | |||
800 | 127 | 880 | 920 | 2000 | 24-M27 | 800 | 127 | 898 | 950 | 2000 | 24-M30 | |||
900 | 154 | 980 | 1020 | 2300 | 24-M27 | 900 | 154 | 1005 | 1050 | 2300 | 28-M30 | |||
1000 | 165 | 1080 | 1120 | 2500 | 28-M27 | 1000 | 165 | 1115 | 1160 | 2500 | 28-M30 | |||
1200 | 190 | 1295 | 1340 | 2800 | 32-M30 | 1200 | 190 | 1325 | 1380 | 2800 |