August 27, 2025

API Certified High Performance Pneumatic Single Seat Control Valve Dn50 ANSI 300

Posted on

Model NO.: DN50 ANSI 300
Type: Single Seater
Trademark: DECRRD
Transport Package: Wooden Case
Specification: DN50 ANSI 300
Origin: China
HS Code: 8481803990
Model NO.: DN50 ANSI 300
Type: Single Seater
Trademark: DECRRD
Transport Package: Wooden Case
Specification: DN50 ANSI 300
Origin: China
HS Code: 8481803990
Features: - Compact structure: small volume, light weight, easy maintenance. - Smooth flow channel: low flow resistance, low pressure drop, high flow. - Strong anti-wear performance: The ball is subject to hard alloy spray coating, and the seat sealing face is subject to hard alloy overlaying welding. - Fire-safe and antistatic: Meeting API607 requirements, it is provided with the antistatic device. Main technical parameters: - Type: two-piece type, three-piece type. - Nominal diameter: DN15~600(NPS1/2~24). - Nominal pressure: PN1.6~10.0MPa(Class150~600). - Type of connection: flanged. - Material: A216-WCB, A351-CF8, A351-CF8M, A351-CF3, A351-CF3M, A217-WC6, A217-WC9. - Bonnet: standard type: -29~250ºC, high temperature (cooling fin) type: 250~525ºC, low temperature (extension) type: -29~-20ºC, -196~-46ºC. - See table 3 for working temperature and pressure ranges of various materials. - Packing: PTFE, flexible graphite, nickel-based wire reinforced flexible graphite. - Plug type: O straight-through type. - Plug material: A182-F304, A182-F316. - Seat material: soft seal: PTFE, RPTFE, PPL; hard seal: A182-F304, A182-F316. - Please see tables 3 for the material combination and surface treatment for body, plug, ball, seat, stem, etc. - Flow characteristic: quick opening. - Rated Kv value: See table 4 for details. - Rated travel: 0~90°. - Seat Leakage class: soft seal: ANSI B16.104 class VI; hard seal: ANSI B16.104 class V (hard seal class VI for special orders).
Nominal Pressure Nominal diameter Face-to-face dimensions Flange connection dimensions RF Sealing surface Opening height (kg) Reference weight
NPS DN L D K n-L C d f1 H
Class 150 11/2 40 165 125 98.4 4-16 15.9 73.0 2 630 42
2 50 178 150 120.7 4-18 17.5 92.1 2 640 45
21/2 65 190 180 139.7 4-18 20.7 104.8 2 690 55
3 80 203 190 152.4 4-18 22.3 127.0 2 750 68
4 100 229 230 190.5 8-18 22.3 157.2 2 780 80
5 125 254 255 215.9 8-22 22.3 185.7 2 850 110
6 150 267 280 241.3 8-22 23.9 215.9 2 940 130
8 200 292 345 298.5 8-22 27.0 269.9 2 1120 220
10 250 330 405 362.0 12-26 28.6 323.8 2 1330 270
12 300 356 485 431.8 12-26 30.2 381.0 2 1530 370
14 350 381 535 476.3 12-30 33.4 412.8 2 1710 510
16 400 406 595 539.8 16-30 35.0 469.9 2 1880 650
18 450 432 635 577.9 16-33 38.1 533.4 2 2160 1150
20 500 457 700 635.0 20-33 41.3 584.2 2 2360 1380
24 600 508 815 749.3 20-36 46.1 692.2 2 2660 1520
28 700 610 835 795.3 40-22 43.0 762 2 3350 2390
32 800 660 940 900.1 48-22 44.6 864 2 3860 2890
36 900 711 1055 1009.6 44-26 50.9 972 2 4280 3620
Note: For valves with PN1.6, 2.5 (MPa), flange dimensions as per JB/T 79.2 series 2 ; face-to-face dimensions as per GB/T 12221. See table 1-13~1-14. Valves with PN1.6, 2.5 (MPa) have the same opening height as that of 150LB valves, as shown in the table. Reference weight is given otherwise.
Nominal Pressure Nominal diameter Face-to-face dimensions Flange connection dimensions RF Sealing surface Opening height (kg) Reference weight
NPS DN L D K n-L C d f1 H
Class 300 11/2 40 190 155 114.3 4-22 19.1 73.0 2 640 45
2 50 216 165 127.0 8-18 20.7 92.1 2 650 50
21/2 65 241 190 149.2 8-22 23.9 104.8 2 690 70
3 80 283 210 168.3 8-22 27.0 127.0 2 750 80
4 100 305 255 200.0 8-22 30.2 157.2 2 800 100
5 125 381 280 235.0 8-22 33.4 185.7 2 910 180
6 150 403 320 269.9 12-22 35.0 215.9 2 1000 210
8 200 419 380 330.2 12-26 39.7 269.9 2 1160 250
10 250 457 445 387.4 16-30 46.1 323.8 2 1350 420
12 300 502 520 450.8 16-33 49.3 381.0 2 1620 590
14 350 762 585 514.4 20-33 52.4 412.8 2 1820 870
16 400 838 650 571.5 20-36 55.6 469.9 2 1930 1180
18 450 914 710 628.6 24-36 58.8 533.4 2 2150 1380
20 500 991 775 685.8 24-36 62.0 584.2 2 2350 1980
24 600 1143 915 812.8 24-42 68.3 692.2 2 3060 2 PIECE CAN PRODUCTION LINE

Food Grade Metal Can Processing,High Speed Filling Line,Tinplate Container Assembly Line,Aerosol Can Production Process

Zhoushan Putuo BODA Machinery Co., Ltd. & Saga Trading (Zhoushan) Co., Ltd. , https://www.boda-machinery.com