Products
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Lift check valves DN 15-300 PN 25
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Filters shape T
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Rotary check valves DN 20-600 PN 16
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Forged steel valves DN15-50 РN16-160
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Steel wedge gate valve with rising spindle DN50-500 PN100
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Rotary check valves DN 20-600 PN 40
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Double-eccentric flanged rotary disc valve PN10PN16
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Chemical ball valve (lined valve) DN15-250 PN16
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Shut-off valve steel flange bellows DN15-300 PN-16
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Flanged butterfly valve with symmetrical disc PN10PN16
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Wafer butterfly valve with symmetrical disk PN10PN16
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Hose valves DN 20-400
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Steel wedge gate valve with rising spindle DN50-300 PN250
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Ball valve for welding 3-piece PN15-PN25(1000WOG)
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Electric drives Q-shaped
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Lift check valves DN 15-300 PN 16
Rotary check valves DN 20-600 PN 25
Nominal diameter: from 20 to 600 mm
Nominal pressure: 2.5 MPa
Working medium: water, steam, petroleum products
Working environment temperature: up to 425 °C (carbon steels)
up to 525 °C (stainless steels)
Description
marker
Product Introduction
◆ Nominal diameter: from 20 to 600 mm
◆ Nominal pressure: 2.5 MPa
◆ Working medium: water, steam, petroleum products
◆ Working environment temperature: up to 425 °C (carbon steels); up to 525 °C (stainless steels)
◆ Tightness class: C according to GOST 9544-2015
◆ Design: reverse rotary
◆ Housing material: carbon steel (C), alloy steel (LS), stainless steel (SS)
◆ Control type: independently
◆ Seal material: metal to metal (NZh)
◆ Type of connection: flange, welding
Marking
19c76nzh 19lc76nzh 19nzh76nzh
Materials of main parts
◆ Housing: steel 20L, 25L, 20GL, 12Х18Н9, 12Х18Н9ТЛ, 10Х17Н13М2Т
◆ Slam: steel 20L, 25L, 20GL, 12Х18Н9, 12Х18Н9ТЛ, 10Х17Н13М2Т
◆ Cover: steel 20L, 25L, 20GL, 12Х18Н9, 12Х18Н9ТЛ, 10Х17Н13М2Т
◆ Gasket: TRG
◆ Surfacing on the flap: steel 20Х13, steel 547 (Mo), Stellite
◆ Surfacing on the body: steel 20Х13, steel 547 (Mo), Stellite
Main technical characteristics
| PN | DN | L | D | D1 | D2 | z-f | H |
| 25 | 20 | 150 | 105 | 75 | 55 | 4-f14 | 100 |
| 25 | 25 | 160 | 115 | 85 | 65 | 4-f14 | 100 |
| 25 | 32 | 180 | 135 | 100 | 78 | 4-f18 | 105 |
| 25 | 40 | 200 | 145 | 110 | 85 | 4-f18 | 115 |
| 25 | 50 | 230 | 160 | 125 | 100 | 4-f18 | 135 |
| 25 | 65 | 290 | 180 | 145 | 120 | 4-f18 | 140 |
| 25 | 80 | 310 | 195 | 160 | 135 | 8-f18 | 145 |
| 25 | 100 | 350 | 215 | 180 | 155 | 8-f18 | 165 |
| 25 | 125 | 400 | 245 | 210 | 185 | 8-f18 | 250 |
| 25 | 150 | 480 | 280 | 240 | 210 | 8-f23 | 295 |
| 25 | 200 | 550 | 335 | 295 | 265 | 12-f23 | 315 |
| 25 | 250 | 650 | 405 | 355 | 320 | 12-f25 | 430 |
| 25 | 300 | 750 | 460 | 410 | 375 | 12-f25 | 480 |
| 25 | 350 | 850 | 520 | 470 | 435 | 16-f25 | 500 |
| 25 | 400 | 950 | 580 | 525 | 485 | 16-f30 | 520 |
| 25 | 450 | 1050 | 640 | 585 | 545 | 20-f30 | 580 |
| 25 | 500 | 1150 | 705 | 650 | 608 | 20-f34 | 630 |
| 25 | 600 | 1350 | 840 | 770 | 718 | 20-f41 | 780 |
Information exchanges
We actively participate in various industry exhibitions, exchange meetings, etc., deeply understand the industry product dynamics, online communication and on-site inspections, and actively work on product optimization and technical upgrades to better meet the different needs of customers.
Packaging, delivery and payment
Frequently Asked Questions
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