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Forged Steel Swing Check Valve

Model# UTSCVS8,UTSCV15,UTSCV25

Valves Inspection & Testing

Class 800#
Hydro Shell: 208 Kg/cm2
Seat Test: 153 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2" (15mm) to 2" (50mm)
Class 1500#
Hydro Shell: 380 Kg/cm2
Seat Test: 279.50 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2"" (15mm) to 1 1/2" (40mm)
Class 2500#
Hydro Shell: 652.50 Kg/cm2
Seat Testing: 478.50 Kg/cm2
Air Seat: 7 Kg/cm2

Size Range: 1/2"" (15mm) to 1 1/2" (25mm)
Design Features:
Bolted Bonnet Construction
Rising / Non Rising Stem
Bore Type: Full Bore
Verticle/Horizontal Mounting
OS & Y Construction
Renewable Seat Rings & Integral Seat Rings
Temperature -27℉C (20℉F) to 427℉C (800℉F)
Anti Blowout proof Stem
By Pass Arrangement for pressure control/regulation
Back Seat arrangement to provide isolation of Stuffing Box for On-Line serviceability
Leakage Class: IV

Technical Specification
Design Standard ISO 15761
Testing Standard API 598
Face to Face Standard Manufacturer's Standard
Socket Weld Standard ASME B16.11
Screwed End Standard ASME B1.20.1
Butt Weld Standard ASME B16.25
Flange End Standard ASME B16.5



Confirmity to Standards & Codes:
General Design & Manufacturing:
ISO 15761
Valve Testing: API 598
Face to Face Standard: Manufacturer's Standard
Flange Ends Conformity: ANSI B 16.5
Butt Weld Ends : ASME B16.25
Socket Weld Standard: ASME B16.11
Screwed End Standard: ASME B1.20.1
Applications:
Oil Refineries
Chemical & Solvent Industries
Petrochemical Industries
Process Industries
Fertilizers
Gas Industries
Water Line Process
Steam Line
Power Plants & Common utilities
Flow Isolation & Regulation

Material of Construction

DESCRIPTION MOC A 105 MOC F-304 MOC F-316 MOC F-22 MOC F-51
BODY ASTM A 105 ASTM A 182 GR. F-304 ASTM A 182 GR. F-316 ASTM A 182 GR. F-22 ASTM A 182 GR. F-51
SEAT RING 13% CR. INTEGRAL ASTM A 182 GR. F-304 INTEGRAL ASTM A 182 GR. F-316 INTEGRAL 13% CR. INTEGRAL ASTM A 182 F-51 INTEGRAL
PLUG ASTM A 276 TYPE SS-410 ASTM A 276 TYPE SS-304 ASTM A 276 TYPE SS-316 ASTM A 276 TYPE SS-410 ASTM A 182 GR. F-51
SPRING ASTM A 313 SS-304 ASTM A 313 SS-304 ASTM A 313 SS-316 ASTM A 313 SS-304 ASTM A 313 SS-316
GASKET (*) SS-304 SPW+GRAPHITE SS-304 SPW + GRAPHITE SS-316 SPW+GRAPHITE SS-304 SPW+GRAPHITE SS-316 SPW+GRAPHITE
CHECK PLATE ASTM A 105 ASTM A 182 GR. F-304 ASTM A 182 GR. F-316 ASTM A 182 GR. F-22 ASTM A 182 GR. F-51
HEX BOLT (*) ASTM A 193 GR. B7 ASTM A 193 GR. B8 ASTM A 193 GR. B8M ASTM A 193 GR. B16 ASTM A 193 GR. B8M
NAME PLATE STAINLESS STEEL STAINLESS STEEL STAINLESS STEEL STAINLESS STEEL STAINLESS STEEL

800# 15mm 20mm 25mm 32mm 40mm 50mm
  (1/2") (3/4") (1") (1-1/4") (1-1/2") (2")
F/F (mm) 73 80 100 145 145 160
ØP (mm) 9.5 12.7 17.5 23.8 28.6 36.5
H (mm) 53 56 66 86 86 104
Approx. Weight (Kg) 1 1.2 2.1 4.8 4.7 7.7
1500# 15mm 20mm 25mm 32mm 40mm 50mm
  (1/2") (3/4") (1") (1-1/4") (1-1/2") (2")
F/F (mm) 80 100 145 145 160 172
ØP (mm) 8.5 9.5 14.5 20.5 25.5 27.5
H (mm) 56 66 86 86 104 127
Approx. Weight (Kg) 1.2 2 4.8 4.6 7.2 10.5
2500# 15mm 20mm 25mm 32mm 40mm 50mm
  (1/2") (3/4") (1") (1-1/4") (1-1/2") (2")
F/F (mm) 100 145 160 172 172 -
ØP (mm) 7 12.5 15.5 21.5 26.5 -
H (mm) 66 86 104 127 127 -
Approx. Weight (Kg) 2 4.6 7.2 10.6 10.6 -


2500# 15mm 20mm 25mm 32mm 40mm 50mm
  (1/2") (3/4") (1") (1-1/4") (1-1/2") (2")
F/F (mm) 85 100 105 145 145 145
ØP (mm) 7 12.5 15.5 21.5 26.5 27
H (mm) 72 80 86 118 118 124
Approx. Weight (Kg) 1.3 2.1 2.8 7.1 7 9.5
150#15mm20mm25mm32mm40mm50mm
 (1/2")(3/4")(1")(1-1/4")(1-1/2")(2")
F/F (mm)108117127140165203
ØP (mm)9.512.717.523.828.636.5
ØA (mm)15.720.926.73540.952.5
ØF (mm)90100110115125150
FT (mm)9.611.212.714.315.917.5
ØRF (mm)34.942.950.863.57392.1
RFH (mm)1.71.71.71.71.71.7
PCD (mm)60.369.979.488.998.4120.7
Approx. Weight (Kg)1.71.93.63.87.411.6