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DONG-A VALVE

DONG-A VALVE

DONG-A VALVE

DONG-A VALVE

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DONG-A VALVE

DONG-A VALVE

Gate Valve

Model

Series

Petroleum Chemical Plant Valves

Transaction Process

Please contact Komachine.

Payment

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Delivery

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Shipment

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Origin

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Description

ProductsGate Valve
Size-
MaterialsCast Carborn, Alloy, Stainless Steel
OriginKorea
FactoryBusan, Korea



Features

- Cast carbon, Alloy and stainless steel, bolted joint between bonnet and body, outside screw and yoke, renew able or welded seats.




Basic Design

End Connection

- R.F Flanged ends
- B.W Ends
- R.T.F flanged ends
- size26" and larger, flanged ends according to API605 or ASME B16.47 Series A(MMS-SP-44), Series B(API605)






Standard Material Specifications

NoPart nameCarbon steelAlloy steelS. steel
WCBLCBWC6WC9C5CF 8M
1BODYA216 Gr WCBA 352 Gr LCBA217 Gr  WC6A217 Gr WC9A217 GR C5A351 -CF 8M
2BONNETA216 Gr WCBA352 Gr LCBA217 Gr WC6A217 Gr WC9A217 Gr C5A351- CF8M
3WEDGEA217 CA15A352 CF8A217 CA15A217 CA15A217 CA15A351- CF8M
WCB+13CRLCB+304SSWC6+13CRWC9+13CRC5+13CR
4SEAT RINGA105+STL#6304SS+STL#6304SS+STL#6304SS+STL#6304SS+STL#6316SS+STL#6
5STEMA479 Gr410A276 Gr304A479 Gr410A479 Gr410A479 Gr410A276 Gr316
6BACK SEAT RINGA479 Gr410A276 Gr304A479 Gr410A479 Gr410A479 Gr410A276 Gr316
7YOKE SLEEVEA439 D2CA439 D2CA439 D2CA439 D2CA439 D2CA439 D2C
8SLEEVE GLANDCARBON STEEL304SS
9PACKING GLANDA479 Gr410A276 Gr304A479 Gr410A479 Gr410A479 Gr410A276 Gr316
10GLAND FLANGEA105 / WCBA105 / WCBA105 / WCBA105 / WCBA105 / WCBA351- CF8M
11BONNET BOLTA193 B7A320 L7A193 B16A193 B16A193 B16A193 B16
12BONNET NUTA194 2HA194 4A194 4A194 4A194 4A194 4
13GLAND BOLTA307 BA307 BA307 BA307 BA307 BA193 B8
14GLAND NUTA563 AA563 AA563 AA563 AA563 AA194 8
15HINGE PINCARBON STEEL304SS
16HAND WHEELA395A395A395A395A395A395
17WHEEL NUTCARBON STEEL304SS
18PACKINGGRAPHITE(CENTER RINGS)+CARBON FIBER(TOP&BOTTOM RINGS)
19GASKETGRAPHITE WITH S.S SPIRAL WOUND or METAL RING
20SET SCREWA307 BA307 BA307 BA307 BA307 B304SS
21GREASE NIPPLESTEELSTEELSTEELSTEELSTEELBRASS
22NAME PLATEREQUIREMENT
23BEARINGA295A295A295A295A295A295



Note

- Construction and materials may vary between size and pressure classes and are subject to change without notice.

- This is not complete list of all available materials.

- STL: SELLITE #6

Inquiry

Komachine Inc.
Head Office:
Ace Dongbaek Tower 1-1101, 16-4,
Dongbaekjungang-ro 16beon-gil, Giheung-gu,
Yongin City, Gyeonggido, South Korea 17015
Branch Office:
606, Seoul Stratup Center, 10,
Noryangjin-ro, Dongjak-gu, Seoul, South Korea 06938
CEOCharlie Park
Corporate #535-86-00664
ⓒ2024 Komachine Inc. All rights reserved.