Darshan Valve Mfg Co.Darshan Valve Mfg Co.
Safety Valve
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Safety Control Valve
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Swing Type Check Valve
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Lift Check Valve
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Globe Valve
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Gate Valve
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Strainer Valve
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Ball Valves
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I.C.Gate Valves Flange End 150
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Industrial Valves
Our company is engaged in the manufacturing of industrial valves, which are manufactured from qualitative range of raw materials. These are available in a broad spectrum of sizes and materials at most competitive prices. Some of them are industrial valves, safety valve, cast iron safety valve, check valve, lift check valves, pressure gate valves, industrial gate valves, swing type check valves, hydraulic valves and strainer valve.
Safety Valve

Safety Valve
Our company is engaged in the manufacturing of safety valve, which provide protection from over-pressure in steam, gas, air and liquid lines. The valve "lets off steam" when safe pressures are exceeded, then closed again when pressure drops to a preset level.

Some of the specifications are:

Size ½” to 4” (15 mm to 100 mm)
Design & Manufactured Standard

Spring loaded Relief type
open Discharger/ Enclosed Discharger
Body & Bonnet AISI 304/316
Spring AISI 304/316
Ends Screwed to BSP / BSPT / NPT
Set Pressure 150 psig (10 kg/cm²)
Optional Safety Valves Confirm to API 256
Ends Flanged to ANSI B16.5 Table D / E /F
Other Material & Specifications are Welcome
Sr No Description
1. Body
2. Bonnet
3. Adjustment Ring
4. Adjustment Ring stop Pin
5. Valve
6. Washer
7. S.S Spring
8. Spindle
9. Adjustment Pin Nut
10. Adjustment Pin
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Safety Control Valve
(Item Code: 9)
W.C.B.Safety Valve Flange end as per standards.
A safety valve is a valve mechanism for the automatic release of a substance from a boiler, pressure vessel, or other system when the pressure or temperature exceeds preset limits. Manufacturerd in various sizes on demands.

Size Range:

1" X 1.1/2"
1.1/2" X 2"
2" X 2"
2" X 2.1/2"
2" X 3"




Also available in S.S.304 / S.S.316 / Cast Iron Safety Valve.

Safety Control Valve

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Swing Type Check Valve

Swing Type Check Valve
We offer swing type check valves, which are precision designed to provide satisfaction to our clients. These swing type check valves are manufactured from qualitative range of raw materials and are available in a broad spectrum of sizes and materials at most competitive prices. Some of the specifications are:

Material List:

Sr No. Part Name Material
1 Body ASTM A 351 Gr. / CF8M
2 Plug ASTM A 351 Gr. / CF8M
3 Plug Seal PTFE
4 DISC ASTM A 351 Gr. / CF8M
5 Hanger Pin SS 318
6 Bonnet ASTM A 351 Gr. / CF8M
7 Body Seal PTFE

Dimension

Size A H L
½” 15.0 42.0 65.0
3/4” 20.0 51.0 80.0
1” 25.0 60.0 90.0
1 ¼” 32.0 66.0 105.0
1 ½” 40.0 75. 120.0
2” 50.0 80.0 140.0
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Lift Check Valve
Our company offers lift check valves, which are ideal to reduce flow resistance and pressure drop to the minimum possible level. These lift check valves are perfectly engineered, lapped and screwed in seat to ensure tight shut-off and long life.

Specifications:

Size L SCR. Ends S. W Ends OD
OC E Max Min F(Min)
15 53 ½” 13.56 22.22 21.72 9.65
20 63 ¾” 13.87 27.56 27.05 12.7
25 73 1” 17.35 34.29 33.78 12.7
40 80 1 ½” 18.38 49.15 48.64 12.7
50 85 2” 19.23 61.62 61.11 15.75
Testing Body Seat
Hydraulic 425 PSIG 300 PSIG
Sr. No Nomenclature Material
1 Body ASTM A 351 Gr, CF8/CF8M
2 Cover ASTM A 351 Gr, CF8/CF8M
3 Valve AISI 304/316
4 Gasket PTFE

Lift Check Valve

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Globe Valve

Globe Valve
We offer globe valve, which is used for single direction flow control and is also efficient for throttling services. These valves are designed for least possible obstruction to free flow. Some of the technical specifications are:

Technical Data:
 Manufacturing Std. :Generally conforming to BS 5352 End Connection :Screwed Ends to BSP / BSPT/ NPT (F) Socket Weld Ends to ANSI B 16.11 Inspection and Testing Std :BS 6755 (Part – I)

 Test Pressure:

Testing Body Seat
Hydraulic 425 PSIG 300 PSIG
All dimensions are in M.M
Size L SCR. Ends
Ø C E
15 60 ½” 13.56
20 70 ¾” 13.87
25 80 1” 17.35
40 100 1 ½” 18.38
50 120 2” 19.23
Sr. No Nomenclature Material
1 Body ASTM A 351 Gr, CF8/CF8M
2 Bonnet ASTM A 351 Gr, CF8/CF8M
3 Wedge ASTM A 351 Gr, CF8/CF8M
4 STEM ANSI 304/316
5 STEM RETAINERS AISI 304/ 316
6 Gland AISI 304/ 316
7 Gland Nut AISI 304/ 316
8 Steam Packing PTFE GRAFOIL
9 Hand Wheel Cast Iron Alluminum
10 Hand Wheel Nut & Washer SS 304 M.S. plated
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Gate Valve
Our company offers industrial gate valves, which are designed to provide minimum turbulence & resistance to flow when in fully open position. These pressure gate valve ensures accurate control & alignment of wedge while operating. The technical specifications are:

Technical Data:
Manufacturing Std. :Generally conforming to BS 5352 End Connection :Screwed Ends to BSP / BSPT/ NPT (F) Socket Weld Ends to ANSI B 16.11 Inspection and Testing Std :AP 598

Test Pressure:

Testing Body Seat
Hydraulic 425 PSIG 300 PSIG

All dimensions are in M.M


Size L SCR. Ends
OC E
15 53 ½” 13.56
20 63 ¾” 13.87
25 73 1” 17.35
40 80 1 ½” 18.38
50 85 2” 19.23
P. No Nomenclature Material
1 Body ASTM A 351 Gr, CF8/CF8M
2 Bonnet ASTM A 351 Gr, CF8/CF8M
3 Wedge ASTM A 351 Gr, CF8/CF8M
4 STEM ANSI 304/316
5 STEM RETAINERS AISI 304/ 316
6 Gland AISI 304/ 316
7 Gland Nut AISI 304/ 316
8 Steam Packing PTFE GRAFOIL
9 Hand Wheel Cast Iron Alluminum
10 Hand Wheel Nut & Washer SS 304 M.S. plated

Gate Valve

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Strainer Valve

Strainer Valve
Our company offers strainer valve, which are precision designed to provide satisfaction to our clients. These are manufactured from qualitative range of raw materials and are available in a broad spectrum of sizes and materials at most competitive prices

Specifications:


Sr. No  Nomenclature Material
1 Body CF 8 (S.S 304)ASRMA 351 CF 8 (S.S 316)
ASTM A 351
2 Cap CF 8 (S.S 304)ASRMA 351 CF 8 (S.S 316)
ASTM A 351
3 Cap Seal PTFE PTFE
4 Screen(Mesh) CF 8 (S.S 304)
PERF SAHEET
CF 8M (S.S 316)
PERFSAHEET
Size A B C
15 mm 66 40 1/22" BSP
20 mm 70 49 3/4: BSP
25 mm 99 49 1" BSP
32 mm On Request
40 mm 107 77 1 1/2" BSP
50 mm 127 81 2" BSP
65 mm On Request
80 mm On Request
100 mm On Request
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Ball Valves
We offer ball valves as per international standards as well as per clients' specifications and requirements. These ball valves are used generally for quick shut off.

Specifications:
  • Range: ½' to 12'
  • Pressure Class: ANSI 150# to 600
  • End Connections: Flanged, Screwed, Butt and Socket Welded, Victolic End
  • Manufacturing Standards: BS-5351
  • Face to Face: as per ANSI B 16.10
  • End Flanges: as per ANSI/BS/DIN
  • Testing Standard : API-598
  • Body Type: Single/Two/Three piece design
  • Ball: Full/Reduced Bore

Ball Valves

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I.C.Gate Valves Flange End 150

I.C.Gate Valves Flange End 150
I.C.Gate Valves is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid. The distinct feature of a gate valve is the sealing surfaces between the gate and seats are planar.

Specifications:

Parts Material
Body W.C.B. CF 8 CF 8M
Bonnet W.C.B. CF 8 CF 8M
Wedge/Plug   304 316
Seat
304 316
Spimdle
304 316
Gland Bush
304 316
Glande Flange M.S. 304
Yoke sleeve Yoke Nut 304/316
Hand Wheel Cast Steel
Hand Wheel Nut Gr. 2h
Collar bolt/ Stud& Nut B7/2H S.S.
Eye Bolt & Nut B7/2H S.S.
Gasket SPW S.S 304 / 316 with CAF / GRAPH Oil
Gland Packing Graphite Asbestos
Screw Rivet & Washer Steel
Bearing Washer T 304 T316
Grub Screw Gr. B7
Grease Nipple C.S. Nicke Plated
Name Plate

Investment Casting gate valve flanges end ASA 150#

Testing as per standards

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