Medium temperature: ≤100 ℃
Operation method:
Medium: Water / oil products are sealed according to choice
Caliber: DN50-600
Pressure: 1.0mpa
Body material: gray cast iron / nodular cast iron
Connection method: flange
| Non-rising Stem Cuniform Underground Gate Valve Main parts and materials | |||
| Parts name | Material | ||
| Body / bonnet | Grey cast iron / nodular cast iron | ||
| Shutter | Grey cast iron / nodular cast iron | ||
| Valve stem | Carbon steel / stainless steel / brass | ||
| Stem nut | Brass / Ductile Iron | ||
| Non-rising Stem Cuniform Underground Gate Valve Function and specification | |||||||||
| Type | Nominal pressure （mpa） | esting pressure（mpa） | Suitable temperature | Suitable medium | |||||
| Strength (Water) | Enclose (Water) | ||||||||
| SZ45T-10 | 1.00 | 1.50 | 1.10 | ≤100℃ | Steam, water, oil | ||||
| SZ45W-10 | 1.00 | ||||||||
| Non-rising Stem Cuniform Underground Gate Valve Outline and connecting measurement | |||||||||
| Type | Nominal DN(mm） | Measurement（mm） | |||||||
| L | D | D1 | D2 | b-f | z-φd | A | k | ||
| 40 | 165 | 145 | 110 | 85 | 18-3 | 4*φ18 | 65 | 32 | |
| SZ45T/W -10 | 50 | 178 | 160 | 125 | 100 | 20-3 | 4*φ18 | 65 | 32 |
| 65 | 190 | 180 | 145 | 120 | 20-3 | 4*φ18 | 65 | 32 | |
| 80 | 203 | 195 | 160 | 135 | 22-3 | 4*φ18 | 65 | 32 | |
| 100 | 229 | 215 | 180 | 155 | 22-3 | 8*φ18 | 65 | 32 | |
| 125 | 254 | 245 | 210 | 185 | 24-3 | 8*φ18 | 65 | 32 | |
| 150 | 280 | 280 | 240 | 210 | 24-3 | 8*φ23 | 65 | 32 | |
| 200 | 330 | 335 | 295 | 265 | 26-3 | 8*φ23 | 65 | 32 | |
| 250 | 380 | 390 | 350 | 320 | 28-3 | 12*φ23 | 65 | 32 | |
| 300 | 420 | 440 | 400 | 368 | 28-4 | 12*φ23 | 70 | 48 | |
| 350 | 450 | 500 | 460 | 428 | 30-4 | 16*φ23 | 70 | 48 | |
| 400 | 480 | 565 | 515 | 482 | 32-4 | 16*φ25 | 70 | 48 | |
| 450 | 510 | 615 | 565 | 532 | 32-4 | 20*φ25 | 70 | 48 | |
| 500 | 540 | 670 | 620 | 585 | 34-4 | 20*φ25 | 70 | 48 | |
| 600 | 600 | 780 | 725 | 685 | 36-5 | 20*φ30 | 70 | 48 | |
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