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Seal Surface: Wedge Gate Valve
Thread Position of Valve Rod: Inside Gate Valve
Usage: Flow Control
Standard: DIN
Application: Industrial Usage, Water Industrial Usage
Pressure Rate: Pn10/16/25
Stem: SS304/420/316
Operator: Cap Nut/Handwheel
Size Range: Dn40-600
Coating: Epoxy Coated 250 Microns
Trademark: Walter
Transport Package: Bubble Bags & Wooden Case
Origin: Suzhou, Jiangsu
HS Code: 8481801090
DIN3352 F4 Double Flanged Resilient Non Rising Stem Gate Valve
Product standard
Standard of design and manufacture:GB/T12232Â BS5163Â AWWA C509
Flange connection standard:GB/T17241.6Â BS EN1092-2Â ASME B16.1
Structural length standard:GB/T12221Â BS EN558-1 ASME B16.1
Test standard:GB/13927Â BS EN12266-1Â API598
technical parameter
inside nominal diameter : DN50 ~ DN600
Nominal pressure : PN16
working temperature : -5ºC--18ºC
Size range: 1", 1 1/2", 2" to 24"
Pressure Testing :
-Shell : PN*1.5
-Seal : PN*1.1
Applicable medium : water
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| No. | Part Name | Material |
| 1 | Gland | Ductile Iron (GGG50 / EN - GJS500-7) |
| 2 | Bonnet | Ductile Iron (GGG50 EN - GJS500-7) |
| 3 | Bonnet Gasket | NBR/EPDM |
| 4 | Wedge | Ductile Iron + EPDM(GGG50 EN - GJS500-7 + EPDM ) |
| 5 | Wedge Nut | Brass (Cooper Alloy EN 12165 ) |
| 6 | Stem | Stainless Steel( X20 Cr13 ) |
| 7 | Thrust Washer | PTFE / Nylon |
| 8 | O rings | NBR / EPDMÂ |
| 9 | Bolts | Carbon Steel / Stainless Steel |
| 10 | Gland | Stainless Steel( 0Cr13 ) |
| 11 | Hand Wheel | Ductile Iron (GGG50 / EN - GJS500-7) |
 Dimensions(mm)Â
| Model | Size | DN | L | D1 | D2 | D3 | H | n-Φd PN10 | n-Φd PN16 |
| NRGV-0050 | 2" | 50 | 178 | 99 | 125 | 165 | 221 | 4-Φ19 | 4-Φ19 |
| NRGV-0065 | 21/2" | 65 | 190 | 118 | 145 | 185 | 232 | 4-Φ19 | 4-Φ19 |
| NRGV-0080 | 3" | 80 | 203 | 132 | 160 | 200 | 245 | 8-Φ19 | 8-Φ19 |
| NRGV-0100 | 4'' | 100 | 229 | 156 | 180 | 220 | 258 | 8-Φ19 | 8-Φ19 |
| NRGV-0125 | 5'' | 125 | 254 | 184 | 210 | 250 | 274 | 8-Φ19 | 8-Φ19 |
| NRGV-0150 | 6'' | 150 | 267 | 211 | 240 | 285 | 292 | 8-Φ23 | 8-Φ23 |
| NRGV-0200 | 8'' | 200 | 292 | 266 | 295 | 340 | 369 | 12-Φ23 | 12-Φ23 |
| NRGV-0250 | 10'' | 250 | 330 | 319 | 355 | 405 | 400 | 12-Φ28 | 12-Φ28 |
| NRGV-0300 | 12'' | 300 | 356 | 370 | 410 | 460 | 436 | 12-Φ28 | 12-Φ28 |
| NRGV-0350 | 14'' | 350 | 381 | 429 | 470 | 520 | 521 | 16-Φ28 | 16-Φ28 |
| NRGV-0400 | 16'' | 400 | 406 | 480 | 525 | 580 | 566 | 16-Φ31 | 16-Φ31 |
| NRGV-0450 | 18'' | 450 | 432 | 548 | 585 | 640 | 647 | 20-Φ31 | 20-Φ31 |
| NRGV-0500 | 20'' | 500 | 457 | 609 | 650 | 715 | 692 | 20-Φ34 | 20-Φ34 |
| NRGV-0600 | 24' | 600 | 508 | 720 | 770 | 840 | 816 | 20-Φ37 | 20-Φ37 |
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