The cryogenic globe valve is designed for LNG, LNG Receiving Terminals, gas treatment and liquefied units and other cryogenic services. And this kind of valve is required to ensure the determinate leakage rates and it is used under -50 Deg. C with the extended bonnet. The BS 1873 cryogenic globe valves are achievable with flanged or butt welded connections.
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1. FEATURES
Designed to BS 1873, BS 6364, ASME B16.34
Hazardous service materials available
Bolted bonnet, extended stem, rising stem
Working temperature: -196℃~ +815℃
The globe valve has a build-in pressure relief device, the pressure will be removed automatically via the device if sudden pressure increasing in the extended bonnet.
Testing according to EN 12266-1
| 2. SPECIFICATIONS |
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Pressure class: ASME 150 to 1500
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Size: DN50-600 (NPS 2"-24")
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Face to Face dimensions as per ASME B16.10
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End connections: Butt welded, Flange
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Flange ends: ASME B16.5
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butt welded ends: ASME B16.25
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Drive mode: hand wheel, worm gear, electric etc
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3. PARTS OF MATERIALS
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NO. |
PART NAME |
Stainless Steel |
Cryogenic Steel |
Duplex Stainless Steel |
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1 |
Body |
A351 CF8M |
A352 LCB |
A890 4A |
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2 |
Seat |
INTEGRAL |
A182 F304 |
INTEGRAL |
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3 |
Disc |
A351 CF8M |
A352 LCB |
UNS S31803 |
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4 |
Stem |
A276 316 |
A276 304 |
UNS S31803 |
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5 |
Bolt |
A193 8M |
A193 8 |
UNS S32760 |
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6 |
Nut |
A193 B8M |
A193 B8 |
UNS S32760 |
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7 |
Back Seat |
A182 F316 |
A182 F304 |
UNS S31803 |
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8 |
Gasket |
Flexible Graphite + SS316 |
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9 |
Packing |
Flexible Graphite |
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10 |
Pin |
A276 304 |
A276 304 |
UNS S31803 |
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11 |
Packing Bushing |
A182 F304 |
A182 F304 |
UNS S31803 |
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12 |
Eyes Bolt |
A193 B8 |
A194 8 |
UNS S32760 |
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13 |
Nut |
A194 8 |
A194 8 |
UNS S32760 |
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14 |
Gland |
A351 CF8M |
A352 LCB |
UNS S31803 |
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15 |
Bonnet |
A351 CF8M |
A352 LCB |
UNS S31803 |
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16 |
Stem Nut |
B148 C95800 |
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17 |
Hand wheel |
A197 |
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18 |
Hand wheel Nut |
A182 F304 |
A182 F304 |
1020 |
Please advise us if other materials you need to meet your working temperature and medium.
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