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Zhejiang Deca Control Valve Meter Co., Ltd.

Pneumatic Valve, Single Seat, Control Valve manufacturer / supplier in China, offering API Certified High Performance Pneumatic Single Seat Control Valve Dn50 ANSI 300, Stainless Steel Pneumatic Butterfly Valve, Pneumatic Control Butterfly Valve and so on.

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

FOB Price: US $850 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $850/ Piece
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Port: Ningbo, China
Production Capacity: 20000 Sets/Year
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: DN50 ANSI 300
  • Media: Gas, Oil, Water
  • Connection Mode: Flange
  • Material: Stainless Steel
  • Trademark: DECRRD
  • Specification: DN50 ANSI 300
  • HS Code: 8481803990
  • Certification: CE, ISO9001, API
  • Standard: Standard
  • Power: Pneumatic
  • Type: Single Seater
  • Transport Package: Wooden Case
  • Origin: China
Product Description
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: 0~90Ў
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 diameterFace-to-face
dimensions
Flange connection dimensionsRF Sealing surfaceOpening
height
(kg)
Reference
weight
NPSDNLDKn-LCdf1H
Class
150
11/24016512598.44-1615.973.0263042
250178150120.74-1817.592.1264045
21/265190180139.74-1820.7104.8269055
380203190152.44-1822.3127.0275068
4100229230190.58-1822.3157.2278080
5125254255215.98-2222.3185.72850110
6150267280241.38-2223.9215.92940130
8200292345298.58-2227.0269.921120220
10250330405362.012-2628.6323.821330270
12300356485431.812-2630.2381.021530370
14350381535476.312-3033.4412.821710510
16400406595539.816-3035.0469.921880650
18450432635577.916-3338.1533.4221601150
20500457700635.020-3341.3584.2223601380
24600508815749.320-3646.1692.2226601520
28700610835795.340-2243.0762233502390
32800660940900.148-2244.6864238602890
3690071110551009.644-2650.9972242803620

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 diameterFace-to-face
dimensions
Flange connection dimensionsRF Sealing surfaceOpening
height
(kg)
Reference
weight
NPSDNLDKn-LCdf1H
Class
300
11/240190155114.34-2219.173.0264045
250216165127.08-1820.792.1265050
21/265241190149.28-2223.9104.8269070
380283210168.38-2227.0127.0275080
4100305255200.08-2230.2157.22800100
5125381280235.08-2233.4185.72910180
6150403320269.912-2235.0215.921000210
8200419380330.212-2639.7269.921160250
10250457445387.416-3046.1323.821350420
12300502520450.816-3349.3381.021620590
14350762585514.420-3352.4412.821820870
16400838650571.520-3655.6469.9219301180
18450914710628.624-3658.8533.4221501380
20500991775685.824-3662.0584.2223501980
246001143915812.824-4268.3692.2230602380
287001346920857.236-3687.4787234003300
3280015241055977.932-42101.6902244006400
3690017271170108932-45101.610102----

Note: For valves with 10.0 (MPa), flange dimensions as per JB/T 79.2 series 2 ; face-to-face dimensions as per GB/T 12221.
See table 1-17.
Valves with PN10.0 (MPa) have the same opening height as that of 600LB valves, as shown in the table. Reference weight is
given otherwise.  
ote: For valves with PN4.0,6.3 (MPa), flange dimensions as per JB/T 79.2 series 2 ; face-to-face dimensions as per GB/T 12221.
See table 1-16~1-16.
Valves with PN4.0,6.3 (MPa) have the same opening height as that of 300LB valves, as shown in the table. Reference weight is
given otherwise.

Pressure rating is 600LB flange dimensions is according to ASME B16.5 standards;
Length of the structure are adopted to ASME B16.10, API6D standards, as shown in Table 1-20.
 
ominal
Pressure
Nominal diameterFace-to-face
dimensions
Flange connection dimensionsRF Sealing surfaceOpening
height
(kg)
Reference
weight
NPSDNLDKn-LCRFRJH
RFRJdf1PE
Class
600
11/240241241155114.34-2222.373.0790.56.3565060
250292295165127.08-1825.492.171087.9265070
21/265330333190149.28-2228.6104.871277.9271095
380356359210168.38-2231.8127.071467.92765110
4100432435275215.98-2638.1157.271757.92820180
5125508511330266.78-3044.5185.772107.92960270
6150559562355292.112-3047.7215.972417.921050330
8200660664420349.212-3355.6269.973027.921250620
10250787791510431.816-3663.5323.873567.921450980
12300838841560489.020-3666.7381.074137.9217201360
14350889892605527.020-3969.9412.874577.9220401720
16400991994685603.220-4276.2469.975087.9221502150
1845010921095745654.020-4582.6533.475757.9223202980
2050011941200815723.924-4588.9584.276359.5226503400
2460013971407940838.224-51101.6692.2774911.1331504700


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