Boiler house

TDS blowdown controls

Pressure / temperature limits – BCV6_

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BCV61 Screwed BSP

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BCV63 Flanged EN 1092

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BCV61 Screwed NPT

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BCV62 Socket weld

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A - B

B - C

B - D

Pressure bar g

The product must not be used in this region.

Flanged EN 1092 PN40 and Screwed BSP

Flanged EN 1092 PN63

Flanged EN 1092 PN100

A

Steam

F

Steam

saturation

Pressure psi g

BCV63 Flanged ASME

BCV64 Butt weld

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E - G

E - H

G

H

D

saturation

curve

A

C

D

F

G

curve

H

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Pressure bar g

The product must not be used in this region.

Flanged ASME class 150

Flanged ASME class 300, Screwed NPT and Socket weld class 3000 (B 16.11)

Flanged ASME class 600, Socket weld and Butt weld class 6000 (B 16.11)

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K

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M

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BCV63 Flanged JIS / KS

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K - L

K - M

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Pressure bar g

The product must not be used in this region.

Flanged JIS/KS 20K

Flanged JIS/KS 30K

Flanged JIS/KS 40K

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Steam

saturat

curve

ion

J

L

M

TI-P403-102 AB Issue 4

Page 7 of 14

BCV Blowdown Control Valves DN15 to DN50 (1⁄2" to 2")

C

2.4.12

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