Duplex 4A 5A 6A Gate Valve
4A OS&Y 10” 300LB Gate Valve
4A OS&Y 10” 300LB Gate Valve,Body Material:4A,Connection: RF Flanged,Operation: Hand wheel,API 600,Cast Steel Valve,Face to face ASME B16.10
API600 gate valves usually adopt a wedge-type gate, or a solid or flexible wedge-type gate structure. The gate should be completely withdrawn from the valve seat hole when in the open position, except the parallel double-disc gate.
GW also produce the valves as below,
API 600 OS&Y Gate Valve,
API 600 Wedge Gate Valve, OS&Y
Size Range and Pressure Class
Size from 2” to 40” (DN50-DN1000)
Pressure from 150LBS to 1500LBS (PN16-PN240)
Design Standards
Design / Manufacture as per the standards API 600
Face to Face Length (Dimension) as per the standards ASME B16.10
Flanged Dimension according to the standards ASME B16.5
Flanged to ASME B16.5 (2” ~ 24”) and ASME B16.47 Series A / B (26” and above) Clamp / Hub ends on request.
Testing according to the standards API 598
Technical Features
Wedge gate, os&y design
Designed and manufactured in accordance with api standards
Stellite cobalt-based hard alloy surface for high pressure valves
Sealing face wear-resistant, corrosion resistant, good scratch resistance
Long service life
The valve stem has good corrosion resistance and scratch resistance.
Wedge-type elastic gate structure
Rolling bearings make opening and closing easy.
Suitable for various pressure, temperature and medium working conditions.
Construction Materials
General Cast Carbon Steel
A216 WCB (WCC, WCA), GP240GH (1.0619/GS-C25)
Low Temperature Carbon Steel (LTCS), LCB (LCC, LCA), GS-CK25
Alloy Steel:
High Temperature Steel (Chrome Moly)/Alloy Steel:
A217 WC1/ WC6/ WC9/C5/C12/C12A
Austenitic Stainless Steel/Alloy Steel:
UNS S30400 (S30403) (S30409), A351 CF8/CF3
UNS S31600 (S31603) (S31609), A351 CF8M/CF3M/CF10M
GX5CrNiMo19-11-2/G-X6CrNiMo18.10 (1.4408)
UNS S34700 (S34709), A351 CF8C
G-X5CrNiNb189/GX5CrNiNb19-11(1.4552)
AISI316Ti; X6CrNiNo17122/ X6CrNiMoTi17-12-2(1.4571)
ALLOY 20# / UNS N08020, A351 CN7M
Ferritic-Austenitic / Duplex / Super Duplex Stainless Steel:
UNS S31803 /S32205 (Duplex2205), A890/A995 GR.4A (J92205) /A351 CD3MN
UNS S32750 (Super Duplex2507), A890/A995 GR.5A / A351 CE8MN (CD4MCu)
UNS S32760, A890/A995 GR.6A (CD3MWCuN)
Other materials
Alloy 20 ASTM B462 / UNS N08020
Monel 400 / UNS N04400 ASTM B564-N04400 / A494 M35-1 NiCu30Fe (2.4360)
Nickel Alloy 904L / UNS N08904 X1NiCrMoCu25.20.5 (1.4539)
Inconel 625 /UNS N06625 /ASTM B564-N06625 /ASTM A494-CW6MC
NiCr22Mo9Nb (2.4856)
Inconel 825 /UNS N08825 /ASTM B564-N08825 /A494 CU5MCuC (2.4858)
NiCr21Mo (2.4858)