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KSB CAST STEEL Gate Valves
Design:
- Design Standard: API 600 & BS1414
- ASME B16.34
- Pressure-Temperature Rating: ASMEB16.34
- Face to Face/End to End Dimension: ASME B16.10
- End Flange Dimensions: ASME B16.5
- Butt-weld End Dimensions: ASME B16.25
- Valve Inspection & Testing: API600, API598
- Bolted Bonnet Design
Size / Class / Test Pressure:
- Size: NPS 2-24 Inches / 50 - 600mm
- Class/Rating: #150,#300,#600
Test Pressure:
- Class 150 Shell: 32 [bar] , Seat: 23 [bar]
- Class 300 Shell: 78 [bar] , Seat: 56 [bar]
- Class 600 Shell: 153 [bar] , Seat: 112 [bar]
Material:
- ASTM A216 WCB
- ASTM A217 WC6
- ASTM A351 CF8
- ASTM A351 CF8M
Trim Material:
- Trim #1: Stem: CR13, Seat Surface: CR13, Disc Surface: CR13.
- Trim #8: Stem: CR13, Seat Surface: ST6, Disc Surface: CR13.
- Trim #5: Stem: CR13, Seat Surface: ST6, Disc Surface: ST6.
Also Available in alternate Trims.
KSB PRESSURE SEAL Gate Valves
Design Specifications
- As per ASME B16.34
- Pressure Seal Bonnet Design
- Stellite hard-faced Seats & Disc surface
- Graphite gaskets & packings with Braided wiping rings
- Direct retrofitting of Actuator
- Reduce bore
- Double disc wedge design
- ASME B16.34
- Pressure-Temperature Rating: ASMEB16.34
- Face to Face/End to End Dimension: ASME B16.10
- End Flange Dimensions: ASME B16.5
- Butt-weld End Dimensions: ASME B16.25
- Valve Inspection & Testing: API600, API598
Size / Class / Test Pressure
- Size: NPS 2-16 Inches / 50 - 400mm
- Class/Rating: #900, #1500
Test Pressure
- Class 900 Shell: 238 [bar] , Seat: 174 [bar]
- Class 1500 Shell: 396 [bar] , Seat: 291 [bar]
- Class 2500 Shell: 660 [bar] , Seat: 484 [bar]
Material
- ASTM A216 WCB
- ASTM A217 WC6
- ASTM A351 CF8
- ASTM A351 CF8M
Trim Material
- Trim #1: Stem: CR13, Seat Surface: CR13, Disc Surface: CR13.
- Trim #8: Stem: CR13, Seat Surface: ST6, Disc Surface: CR13.
- Trim #5: Stem: CR13, Seat Surface: ST6, Disc Surface: ST6.
Also Available in alternate Trims.
KSB FORGED STEEL Gate Valves
Design
- Gate valve to API 602
- Tested to API 598
- Body made of forged steel
- Bolted bonnet
- Outside screw
- Outside yoke
- Non-rotating stem
- Stem sealed by gland packing
- Non-rising handwheel
- Reduced bore
- Two-piece self-aligning gland follower
- Graphite gland packing
- Stem with burnished shank
- Fully confined bonnet gasket
- Back seat
- Solid wedge
Size / Class / Test Pressure
- Size: NPS 1/2-2 Inches / 15 - 50mm
- Class/Rating: #800
Test Pressure
- Class 800 Shell: 205 [bar] , Seat: 149 [bar]
Material
- ASTM A 105
- ASTM A 182 F304
- ASTM A 182 F316
- ASTM A 182 F304L
- ASTM A 182 F316L
Trim Material
- Trim #1: Stem: CR13, Seat Surface: CR13, Disc Surface: CR13.
- Trim #8: Stem: CR13, Seat Surface: ST6, Disc Surface: CR13.
- Trim #5: Stem: CR13, Seat Surface: ST6, Disc Surface: ST6.
Also Available in alternate Trims.
KSB PRESSURE SEAL Gate Valves
Design
- Gate valve to API 602 (Class 1500)
- Gate valve to ASME B16.34 (Class 2500)
- Tested to API 598
- Body made of forged steel
- Straight-way pattern
- Welded bonnet (Class 1500 / 2500)
- Hard-faced seat/disc interface (13 % chrome steel/Stellite)
- Two-piece self-aligning gland follower
- Graphite gland packing with braided graphite packing end rings
- Solid wedge
- Stem with burnished shank
- Non-rotating stem
- Rising stem
- Non-rising handwheel
- Outside screw
- Outside yoke
- Seat ring ST6(HF) swaged
Size / Class / Test Pressure
- Size: NPS 1/2-2 Inches / 15 - 50mm
- Class/Rating: #1500
Test Pressure
- Class 150 Shell: 32 [bar] , Seat: 23 [bar]
- Class 300 Shell: 78 [bar] , Seat: 56 [bar]
- Class 600 Shell: 153 [bar] , Seat: 112 [bar]
Material
- ASTM A 105
- ASTM A 182 F304
- ASTM A 182 F316
- ASTM A 182 F304L
- ASTM A 182 F316L
- ASTM A182 F22
Trim Material
- Trim #1: Stem: CR13, Seat Surface: CR13, Disc Surface: CR13.
- Trim #8: Stem: CR13, Seat Surface: ST6, Disc Surface: CR13.
- Trim #5: Stem: CR13, Seat Surface: ST6, Disc Surface: ST6.
Also Available in alternate Trims.