Forged Steel Flange Gate Valve

Forged Steel Gate Valve
YUMING forged steel gate valve screwed and flanged ends are Bolted Bonnet, outside screw and yoke type, rising spindle & non-rising hand wheel construction, in size 1/2" (DN15) to 2" (DN50) to suit various critical,non-critical applications and pressure rating in 800 and 1500 class in Regular (Reduced) Port. Our ForgedGate Valves are available in Bolted Bonnet Design, Pressure Seal Bonnet Design, Welded Bonnet Design and Cryogenic Service.
YUMING manufactures Forge Steel Gate Valve threaded in a wide range of Body Materials like ASTM A 105-Forged Carbon Steel, ASTM A 182 F 304/304L/316/316L- Forged Stainless Steel 304/304L/316/316L, ASTM A 182 F 11/22-Alloy Steel to suit high temperature and pressure industrial application. For High Pressure & Temperature application Stellited F6 Face Seat & Disc available. Forged Steel Gate Valve available in Threaded End (BSP/ NPT Female), Socket Weld End, Butt Weld End, Weld Neck End.

Design & Testing International Standard of Forged Steel Gate Valves

Design Standard:

• BS 5352/API 602 /ASME B 16.34

Inspection & Testing Standard:

• BS EN ISO 12266 - 1 (BS 6755-l)/API 598/ ISO 5208

Flange To Flange Distance:

• As Per ANSI B 16.10 / BS 5352/ API 602
• Screwed- Threaded End to ANSI B 1.20.1
• Socket Weld End to ANSI B 16.11
• Flanged Ends as per ANSI B 16.5

Manufacturing Size Range:

• 1/2"(DN15)to 2"(DN 50)

Pressure Rating of Valve:

• 150#/300# /600# for Flanged Ends
• 800#/1500#/2500#for Screwed/ Socket Ends

Valve Operation:

• Manual Hand Wheel Operated

Valve Seat Leakage:

• Leakage Class IV

MOC (Bill of Material -BOM)
Body & Bonnet

• ASTM A 105 -Forged Carbon Steel
• 304/304L-ASTM A 182 F 304/F 304L-Forged Stainless Steel
• 316/316L-ASTMA 182 F 316/F 316L-Forged Stainless Steel
• ASTM A 182 F 11/ F 22 - Alloy Steel

Trims

• ASTM A 276 T -304/316 (SS 304/SS 316)
• 304L/ 316L (SS 304L/ SS 316L)-ASTM A 276 T
• ASTM A276 T-410(S.S.410-13% Cr. Steel)
• ASTM A 182 GR F6A/ Half-Full Stellited F6

Gland Packing

• Grafoil Ring/ Pure Black Carbon Graphite Ring
• Inconel Wire based Graphite Asbestos cur braided ring
• PTFE Impregnated Asbestos Gland ope
• PTFE Virgin / 25% Glass Filled Teflon / Carbon Filled Teflon -"V" Ring Set

Gasket

• SS 304/316 Spiral Wound with CAF/Graphite Filled
• Graphited Asbestos wire based
• CAF-Compressed Asbestos Fibre
• Graphite Tensed Gasket

Bolts / Stud & Nuts

• ASTM A 193 GR. B7 / A 194 GR. 2H
• S.S. 304/316/304L/316L

Hand Wheel

• Ductile Iron/S.G. Iron/ Carbon Steel

Salient Features
Body & Bonnet made from high quality forging.
The Forgings are precision machined for high performance.
Leak Proof Body-Bonnet Joint With Spiral Wound Gasket.
Ground Finish Stem.
Self Aligning Two Piece Gland.
Back seating feature facilitates repacking of the stuffing box on line with the valve in fully open position.

Application Industries for Forged STEEL Gate Valve
Power Plants & Process Industries.
Petrochemical Plants & Refineries.
Fertilizers Plants.
Cement & Steel Industries.
Process & General Industries.
Sugar Industries & Distillery Plants.
Water, Steam, Gas, Oil & other Non-aggressive media.
Other application on request.