CAST STEEL VALVES   --- GATE VALVE


Valve Specification:

OS&Y,

Rising Stem,

Flexible or Solid Wedge,

Bolted Bonnet,

Welded or Threaded Seat Ring


Pressure Class and Size Range:
ANSI Class
Nominal Size
150
2" to 36"
300
2" to 30"
600
2" to 24"
900
2" to 16"
1500
2" to 12"
2500
2" to 8"
 
Design and Manufacturing Standards:
Basic Design: API 600 or BS 1414
Shell Wall Thickness: API 600
Face to Face Dimension: ANSI B16.10
Flange End Dimension:

ANSI B16.5 (2" to 24")
MSS SP-44 (26" & up)

Butt-Weld End Dimension: ANSI B16.25
Inspection & Testing to: API 598

Standard Material List:

Part Name
Carbon Steel
Alloy Steel
Stainless Steel
Body
A216-WCB
A352-LCB
A352-LCC
A217-WC6
A217-WC9
A217-C5
A351-CF8
A351-CF8M
Seat Ring
A105+HF
304
304
F11+HF
F22+HF
F5a+HF
304
316
Wedge Disc
WCB+F6
CF8
CF8
WC6+F6
WC9+F6
C5+F6
CF8
CF8
Bonnet
A216-WCB
A352-LCB
A352-LCC
A217-WC6
A217-WC9
A217-C5
A351-CF8
A351-CF8M
Stem
F6
F304
F304
F6
F6
F6
F304
F316
Back Seat
F6
F304
F304
F6
F6
F6
F304
F316
Bolts
A193-B7
A320-L7
A320-L7
A193-B16
A193-B16
A193-B16
A193-B8
A193-B8
Nuts
A194-2H
A194-4
A194-4
A194-4
A194-4
A194-4
A194-8
A194-8
Gland
F6
F304
F304
F6
F6
F6
F304
F316
Gland Flange
A105
A105
A105
A105
A105
A105
F304
F316
Stem Nut
A439-D2 or A276-410
Packing
Braided Graphite or Die-formed Graphite Ring or PTFE
Gasket
316SS spiral wound with Graphite or PTFE
Handwheel
Ductile Iron

Note: For dimension details, please order Tekval e-Catalogs or call for free CD catalogs


Copyright©2001 TEKVAL All Rights Reserved!