D343H-16C 2540 Triple Eccentric Butterfly Valve

The D343H - 16C 2540 Triple Eccentric Butterfly Valve is a high - performance valve engineered for reliable fluid control in various industrial applications. It can handle multiple media including water, steam, and oil. With a use temperature of ≤ 425 °C and a pressure range of 0.6 - 4.0 MPa, this valve is suitable for demanding environments. Available in a caliber range of DN50 - DN2000, it meets diverse pipeline size requirements. The valve body is made of cast steel, ensuring durability and strength. Featuring a flange connection method and designed in accordance with national standards, it provides stable and efficient operation in industrial systems.

一.Product Introduction
The D343H – 16C 2540 Triple Eccentric Butterfly Valve is a high – performance valve engineered for reliable fluid control in various industrial applications. It can handle multiple media including water, steam, and oil. With a use temperature of ≤ 425 °C and a pressure range of 0.6 – 4.0 MPa, this valve is suitable for demanding environments. Available in a caliber range of DN50 – DN2000, it meets diverse pipeline size requirements. The valve body is made of cast steel, ensuring durability and strength. Featuring a flange connection method and designed in accordance with national standards, it provides stable and efficient operation in industrial systems.
二.Product Features
1.Versatile Media Compatibility: Capable of handling media such as water, steam, and oil, making it applicable in various industrial fields.

2.High Temperature Resistance: Can operate with a use temperature of ≤ 425 °C, suitable for high – temperature industrial processes.

3.Wide Caliber Range: Available in a caliber range of DN50 – DN2000, fitting different pipeline dimension needs.

4.Reliable Pressure Rating: Operates at a pressure of 0.6 – 4.0 MPa, ensuring stable performance under industrial pressure conditions.

5.Durable Body Material: The body is made of cast steel, providing excellent strength and longevity.

6.Flange Connection: Adopts a flange connection method, enabling easy and secure installation in pipeline systems.

7.Standardized Design: Designed according to national standards, guaranteeing quality and compatibility with industry norms.
三.Technical data

Part Name material
Valve body Cast steel
Butterfly Cast steel, stainless steel
Sealing ring Composition of stainless steel and high temperature resistant asbestos sheet
Valve stem 2CR13 / 1CR13
filler Flexible graphite
model Nominal pressure

(MPA)

Test pressure (mpa) water proper temperature Applicable medium
strength seal
D343H-10 1.0 1.50 1.10 ≤425 ℃ Water, steam, oil, etc.
D343H-16 1.6 2.4 1.76

å››.The main shape and connection size

model Nominal diameter

(mm)

L 1.0MPA    
D D1 D2 z-φd D D1 D2 z-φd D D1 D2 z-φd
  100 127 215 180 155 8 * φ18 220 180 156 8 * φ18 235 190 156 8 * φ22
  125 140 245 210 185 8 * φ18 250 210 184 8 * φ18 270 220 184 8 * φ26
  150 140 280 240 210 8 * φ23 285 240 211 8 * φ22 300 250 211 8 * φ26
D343H 200 152 335 295 265 8 * φ23 340 295 266 12 * φ22 360 310 274 12 * φ26
250 165 390 350 320 12 * φ23 405 355 319 12 * φ26 425 370 330 12 * φ30
300 178 440 400 368 12 * φ23 460 410 370 12 * φ26 485 430 389 16 * φ30
350 190 500 460 428 16 * φ23 520 470 429 16 * φ26 555 490 448 16 * φ33
400 216 565 515 482 16 * φ25 580 525 480 16 * φ30 620 550 503 16 * φ36
450 222 615 565 532 20 * φ25 640 585 548 20 * φ30 670 600 548 20 * φ36
500 229 670 620 585 20 * φ25 715 650 609 20 * φ33 730 660 609 20 * φ36
600 267 780 725 685 20 * φ30 840 770 720 20 * φ36 845 770 720 20 * φ39
700 292 895 840 800 24 * φ30 910 840 794 24 * φ36 960 875 820 24 * φ42
800 318 1010 950 905 24 * φ34 1025 950 901 24 * φ39 1085 990 928 24 * φ48
900 330 1110 1050 1005 28 * φ34 1125 1050 1001 28 * φ39 1185 1090 1028 28 * φ48

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