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A126 Class B Cast Iron Butterfly Valves and A126 Class B Gate Valves supplier in Mumbai

cast iron valves are used in high temperature applications. The cast iron materials can withstand temperatures up to 1150 degrees Celsius in some cases. The material has iron, carbon and silicon in the composition. The pressure ratings of the cast iron valves can vary but the class 150 and class 250 are the most commonly used classes. The cast iron gate valves are cast to withstand the pressures of a pipeline system.

Cast Iron Ball Valves

Cast Iron Ball Valves

A126 Class B Cast Iron Butterfly Valves

A126 Class B Cast Iron Butterfly Valves

BS Gr. 250 Swing Check Valves

BS Gr. 250 Swing Check Valves

Full Bore Lubricated Plug Valves & BS Gr. 250 Swing Check Valves

The cast iron ball valves operate with a ball instead of a gate. The ball can be of a different material than cast iron. The material choice depends on the fluid circulated inside the pipeline. There are different types of valves such as the cast iron radiator valves used to circulate coolants and water through the radiator. Some valves are unidirectional and some are bidirectional. The valve operation and type such as the cast iron butterfly valves depends on the nature of the applications. The butterfly valve is another type of gate valve with the gate formed as a butterfly shaped disc.

 

What is Cast Iron Valves?

The valve is operated by a handwheel. The handwheel is connected to a threaded stem and the stem holds the gate inside the valve body. As the handwheel turns, the stem is raised with the gate from the seating. This opens the valve. The gate valves are useful in preventing water hammer effect into the pipelines.

Cast Iron Valves Specification Table

Material Cast Iron
Seal Material PTFE/ RPTFE
Working Pressure 1.6 – 6.4Mpa
Working Temperature

-29°C — +180°C

Availabe Size 1/2″-4″,(DN15-DN100)
Available Connection BSP/ BSPT/ NPT/ Flanged/ Welded
Nominal Pressure P10/PN16
Operation Manual,Pneumatic, Electric
Suitable Medium Water,Sewage,Seawater,Gas,Food,Oils,etc
Standards GB9112,DIN2501,BS4504,ISO2084,ANSI125
Applications Water, Oil, Gas,
Nominal Diameter

DN40-DN300 handle lever
DN350-DN1200 gear box

Operation Temperature -10°C~150°C

Production Range of Cast Iron Valves

Valve typeNominal PressureFig. No.Construction (Note)
Gate ValveJIS 5K5FCMB.B./O.S.&Y.
JIS 10K10FCLB.B./O.S.&Y.
JIS 10K10FCLSB.B./O.S.&Y.
JIS 10K10FCLUB.B./O.S.&Y.
JIS 10K10FCWIB.B./I.S./N.R.S.
10K10FCHIB.B./I.S./N.R.S.
Class 125125FCLB.B./O.S.&Y.
Class 125125FCLSB.B./O.S.&Y.
Class 125125FCWIB.B./I.S./N.R.S.
Class 125125FCHI 
Globe ValveJIS 10K10FCJB.B./O.S.&Y.
JIS 10K10FCJSB.B./O.S.&Y.
JIS 10K10FCJUB.B./O.S.&Y.
Class 125125FCJB.B./O.S.&Y.
Class 125125FCJSB.B./O.S.&Y.
Swing check ValveJIS 10K10FCOBolted cover
JIS 10K10FCOSBolted cover
JIS 10K10FCOUBolted cover
Class 125125FCOBolted cover
Class 125125FCOSBolted cover
10K10FWZWafer type
Strainers10K10FCYBolted cover
Class 125125FCYBolted cover
Ball Valve10K10FCTFull bore
10K10FCTBFull bore
10K10FCTRReduced bore
10K10FCTB2LFull bore, 3-way
10K10FCTR2LReduced bore, 3-way
Class 125125FCTBFull bore
Class 125125FCTRReduced bore

Design specification of JIS Cast Iron Valves

Nominal PressureJIS5K/10KClass 12510K
Face to face dimensionJIS B 2031ASME B 16.10 
End flange dimensionJIS B 2031ASME B 16.1 JIS B 2239
Wall thicknessJIS B 2031  

JIS Valves Pressure-Temparature Rating

ºC (ºF) "JIS 5K JIS 10K10K 
 All Sizes Sizes 2" to 12"Sizes 14" to 24"FC300 all sizes
120º(248º) non-shock water0.691.370.980.98
120º(248º) oil, water, air0.490.980.860.86
Saturated steam0.20.69/*0.200.690.69

Buy DIN GG25 0.6025 Flanged Direct Mount ASTM A126 Class B Cast Iron Check Valve at factory price

ASME Valves Pressure-Temparature Rating

temperatureClass 125 
 Slze 1 - 12Size 14 - 24
ºCber
-29 to 6513.810.3
8013.39.8
10012.79.2
12012.18.6
14011.58.0
16010.87.4
178※-6.9
18010.2-
2009.6-
2209.0-
2328.6-

JIS 5K Cast Iron Gate Valves Dimensions

NPS
d
L
O
W
n – Øz
t
2"
50
200
155
120
4-Ø19
20
2  1/2"
65
220
175
140
​4-Ø19
22
​3"
80
230
185
150
8-Ø19
22
4"
100
250
210
175
8-Ø19
24

Standard Materials of JIS 5K Cast Iron Gate Valves

PartsMaterial JIS Spec.
BodyCast IronFC200
BonnetCast IronFC200
StemForged BrassC3771BD
DiscCast IronFC200
Disc seat ringBronzeCAC406
Body seat ringBronzeCAC406
GlandDuctile IronFCD-S
Gland packingAsbestos-free 
GasketAsbestos-free 
Gland bolt/nutCarbon Steel 
Bonnet bolt/nutCarbon Steel 
Yoke sleeveBronzeCAC406
Hand wheelCast IronFC250

Different Types of Cast Iron Valves

A126 Class B Cast Iron Butterfly Valves

A126 Class B Cast Iron Butterfly Valves

A126 Class B Gate Valves

A126 Class B Gate Valves

ASTM A126 Class B Cast Iron Check Valve

ASTM A126 Class B Cast Iron Check Valve

DIN GG25 0.6025 Lubricated Plug Valves

DIN GG25 0.6025 Lubricated Plug Valves

JIS FC 250 Cast Iron Globe Valves

JIS FC 250 Cast Iron Globe Valves

BS Gr. 250 Swing Check Valves

BS Gr. 250 Swing Check Valves

Main Technical Parameter of JIS 10K Cast Iron Gate Valves

Normal Pressure
10K
Hydraulic Body Test
2.06 MPa
Seal Test
1.57 MPa
Hermetical Seal Test
0.6 MPa
Max Working Pressure
≤ 429°C

Materials of JIS 10K Cast Iron Gate Valves

NoPart NameMaterial
1BodyASTM A126 B + SS304
2Wedge ASTM A126 B + SS304
3StemASTM A276 304
4BoltsASTM A29 1035
5NutsASTM A29 1025
6GasketSS304+Graphite
7BonnetASTM A126 B
8PackingFlexible Graphite
9PinASTM A29 1045
10Packing GlandASTM A276 304
11Gland Flange​ASTM A126 B
12Eye BoltsASTM A29 1035
13NutsASTM A29 1025
14Stem Nut​ASTM A276 410​
15CoverASTM A29 1025
16Handwheel​ASTM A47 32510
17NutASTM A29 1025
Buy directly from Gasco Approved Cast Iron Valve manufacturer in India as per DIN 3352, ANSI/ AWWA C509/ C504, wide range of EN331 JIS FC 250 Cast Iron Globe Valves, Check body material and Sizes

Class 125 Cast Iron Gate Valves Dimensions Chart

NPSdLOW​n - Øztf
5"1252502502168-Ø2223.92
6"150270280241.5​8-Ø2225.42

Cast Iron Globe valve speCificatIon list

TypeScrew Lift • Bolted Bonnet • Rising Stem
Size & ConnectionsDN15 to DN300 • PN16 Flange (others on request)
DutyAir • Inert Gas • Oil • Water
MaterialsCast Iron Body & Bonnet • Stainless Steel Stem • Stainless Steel Disc
Pressure RatingPN16
Temperature-10°C to 120°C (not suitable for steam)

Dimensions Table of JIS 10K Cast Iron Globe Valve

JIS 10K Cast Iron Globe Valves

Inches (millimeters) - Pounds (kilograms)
Valve Size Dimensions WT
B C M
2 11.12 8.00 8.00 35
(282) (203) (203) (15)
2 1⁄2 11.50 8.00 8.50 40
(292) (203) (216) (18)
3 13.25 9.00 9.50 57
(337) (229) (241) (26)
4 15.50 10.00 11.50 95
(394) (254) (292) (43)
5 17.50 10.00 13.00 126
(445) (254) (330) (57)
6 19.50 12.00 14.00 176
(495) (305) (356) (80)
8 25.00 16.00 19.50 344
(635) (406) (495) (156)
10 30.50 18.00 24.50 570
(775) (457) (622) (259)

Class 125 Cast Iron Globe Valve Basic Information

Main Body ShapeStraightMaterialFC200Applicable FluidWater / Oil
Nominal Pressure10KSupply Side, Connection TypePipe flangeControl Side, Connection TypePipe flange
Handle ShapeRound-shaped handleOperation MethodManualDetails of Maximum Allowable Pressure (Steady flow which is 120℃ or less)(MPa)
ASTM A126 Gray Iron Castings Wafer Check Valves Flange drilling as per ANSI B16.1, Class 150. Manufacturer of Cast Iron Ball Valve 3 Way Diverter Flanged PN16 T Port, Joints Ends accordance to ANSI C111

We have ready stock of below types of Cast Iron Valves

Cast Iron SLUICE GATE VALVE A126 Class B Sight Glass Indicator
A126 Class B Cast Iron Foot Valve Cast Iron Blow Down Valve
A126 Class B Strainer Cast Iron Fuzible Plug
BS Gr. 250 Airvent Valve ASTM A126 Gray Iron Air Valve
Cast Iron Float Valve ASTM A126 Gray Iron Gauge Glass Cock
Cast Iron Moisture Separator A126 Class B Balancing Valve
Cast Iron Ball Valves with Strainer Cast Iron Diaphragm Valve
Cast Iron Tank Cock A126 Class B Gland Cock
Cast Iron Accessible Feed Check Valve Cast Iron Steam Trap
ASTM A126 Gray Iron Non Return Valve Cast Iron Angle Globe Valve
Cast Iron Pinch Valve JIS FC 250 Cast Iron Needle valve
Cast Iron Knife/Pulp Valve Cast Iron Safety Valve
Cast Iron Pressure Reducing Valve DIN GG25 0.6025 DUAL PLATE CHECK VALVE

Dimensions Chart of JIS 10K Cast Iron Swing Check Valve

JIS 10K Cast Iron Swing Check Valves

Inches (millimeters) - Pounds (kilograms)
Valve Size Dimensions WT
B C M
1⁄4 5.38 2.56 3.62 1.8
(137) (65) (92) (.82)
3/8 5.38 2.56 3.62 1.8
(137) (65) (92) (.82)
1⁄2 5.24 2.56 2.80 1.54
(133) (65) (71) (.74)
3⁄4 5.31 2.75 3.31 2.53
(135) (70) (84) (1.14)
1 6.73 3.06 3.90 3.8
(171) (78) (99) (1.71)
1 1⁄4 7.68 3.62 4.41 5.93
(195) (92) (112) (2.67)
1 1⁄2 8.62 4.06 4.92 8.07
(219) (103) (125) (3.63)
2 9.80 4.75 5.98 12.76
(249) (121) (152) (5.74)