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Bray TRI LOK Class 150, Installation, Operation And Maintenance Manual, Page: 17 / 17

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Bray TRI LOK Class 150 Installation, Operation And Maintenance Manual Download Page 17

Tri Lok

®

 Cryogenic Valve 

Installation, Operation and Maintenance Manual 

Table 4 - Torque Values for Bracket/Bonnet Fasteners

Valve Size

Class 150

Class 300

Class 600

in

mm

Lb-in

Nm

Lb-in

Nm

Lb-in

Nm

3

80

171

19

171

19

CF

CF

4

100

171

19

171

19

CF

CF

6

150

171

19

422

48

848

96

8

200

171

19

1522

172

1522

172

10

250

422

48

1522

172

1522

172

12

300

1522

172

1522

172

848

96

14

350

1522

172

848

96

1522

172

16

400

1522

172

848

96

1522

172

18

450

1522

172

848

96

1522

172

20

500

1522

172

1522

172

3703

418

24

600

848

96

1522

172

7473

844

28

700

1522

172

3703

418

Consult Factory

30

750

1522

172

7473

844

32

800

3703

418

7473

844

36

900

3703

418

7473

844

40

1000

7473

844

CF

CF

42

1050

7473

844

CF

CF

48

1200

7473

844

CF

CF

All statements, technical information, and recommendations in this bulletin are for general use only. 
Consult Bray representatives or factory for the specific requirements and material selection for your 
intended application. The right to change or modify product design or product without prior notice is 
reserved. Patents issued and applied for worldwide.

Bray

®

 is a registered trademark of Bray International, Inc.

© 2021 Bray International, Inc. All rights reserved.

IOM_Tri Lok Cryogenic_03_12_2021

US HEADQUARTERS 

Bray International, Inc.
13333 Westland East Blvd.
Houston, Texas 77041
Tel: 281.894.5454

www.bray.com

Summary of Contents for TRI LOK Class 150

Page 1: ...TRI LOK TRIPLE OFFSET CRYOGENIC VALVE Installation Operation and Maintenance Manual ...

Page 2: ...ions 6 7 0 Valve Parts Diagram Class 150 300 7 7 1 Exploded View Class 150 300 8 8 0 Valve Parts Diagram Class 600 9 9 1 Exploded View Class 600 10 10 0 Standard Maintenance 11 10 1 Recommended Lubricants 11 10 2 Packing Replacement 11 10 3 Seat Replacement 12 10 4 Seal Ring Replacement 13 10 5 Bottom Plate Gasket Replacement 14 TABLES Table 1 Minimum Allowable Pipe ID for Tri Lok Installation 4 T...

Page 3: ...rd materials of construction temperature range etc should be referred to the factory This manual covers Tri Lok valves in the following range ASME Class Size Body Style 150 300 and 600 3 48 80mm 1200mm Wafer Lug Double Flange The Tri Lok metal seated valve is fully rated to ASME B16 34 and complies with API 609 Tri Lok is torque seated Torque must be continually applied by an actuation device manu...

Page 4: ...her inside the valve body or on the external surface will remain well below the ignition temperature of the atmosphere Additional protective devices may be required to ensure a sufficient thermal safety margin including but not limited to thermal shut off devices and cooling devices For operating temperatures above 200 C 392 F Bray recommends thermal insulation of the valve body Static Electricity...

Page 5: ... the actuator above the horizontal centerline 5 Flange gaskets should conform to the requirements of ASME B16 20 supersedes API Standard 601 for ASME B16 5 flanges Spiral wound gaskets conforming to ASME B16 20 are recommended 6 When bolting the valve into the line use standard bolting torque as recommended by applicable piping standards The valve body seat is independent of the flange bolting Add...

Page 6: ...ses The lifting of packed valves in cases will be carried out in the lifting points and in the center of gravity position which have been marked The transportation of all packed material must be carried out safely and following the local safety regulations Unpacked Valves 1 Lifting and handling of valves should be carried out by using appropriate means and observing the carrying limits Handling mu...

Page 7: ... valve and secure Notes With valve actuator in the closed position it may be necessary to loosen the closed mechanical stop to allow the mounting holes to align properly Special applications may require more specific instructions Please consult the factory for further instruction Valves can be damaged if proper care is not exercised during the setting of Open and or Closed stops Actuator Stop Sett...

Page 8: ... 0 VALVE PARTS DIAGRAM CLASS 150 300 Sectional Drawing Cryogenic Configuration Tri Lok Valve Packing Box Bracket Detail Seat Seal Ring Detail Bottom Plate Detail A1 K1 K2 L1 D1 M2 M1 M4 M3 M5 E1 E2 C6 C1 C6 E2 E1 G3 J1 J3 J2 J4 H2 H3 H1 H5 H4 H7 B2 B1 B3 C2 C4 C5 G2 F2 F1 G1 C3 H8 H6 ...

Page 9: ...er C7 Seal Ring Alignment Pin D1 Stem E1 Stem Bearing E2 Bearing Protector Gasket F1 Thrust Bearing F2 Bearing Washer G1 Bottom Plate G2 Bottom Plate Gasket 1 G3 Bottom Plate Cap Screws H1 Packing Gland Ring H2 Packing Thrust Washer H3 Stem Packing 1 H4 Gland Retainer H5 Anti Blow Out Retaining Ring H6 Packing Gland Studs H7 Packing Gland Lock Washers H8 Packing Gland Hex Nuts J1 Mounting Bracket ...

Page 10: ...PARTS DIAGRAM CLASS 600 L1 K2 K1 A1 G3 J1 J3 J2 H2 H3 H1 H5 H4 C3 C2 C4 C5 C7 C8 B7 B5 B4 B6 B8 B1 B2 F1 F2 G2 G1 C9 E1 E2 C6 C1 C6 E2 E1 M3 M1 M2 M4 M5 D1 J4 H6 H8 H7 Packing Box Bracket Detail Seat Seal Ring Detail Bottom Plate Detail Sectional Drawing Cryogenic Configuration Tri Lok Valve ...

Page 11: ...r C5 Seal Ring Retainer Cap Screws 1 C6 Disc Spacer C7 Seal Ring Alignment Pin C8 Disc Seal Collar C9 Roll Pin For Seal Ring D1 Stem E1 Stem Bearing E2 Bearing Protector Gasket F1 Thrust Bearing F2 Bearing Washer G1 Bottom Plate G2 Bottom Plate Gasket 1 G3 Bottom Plate Cap Screws H1 Packing Gland Ring H2 Packing Thrust Washer H3 Stem Packing 1 H4 Gland Retainer H5 Anti Blow Out Retaining Ring H6 P...

Page 12: ...s identification by reference numbers Pg 7 9 1 If the valve is installed relieve line pressure Remove actuator from the valve Remove socket head cap screws and lock washers J2 J3 Remove mounting bracket or mounting plate J1 depending on valve size Note assembly positions of the actuator and the mounting hardware for reinstallation 2 Remove packing gland retainer nuts H8 and lock washers H7 Remove ...

Page 13: ...ng C2 clean removing all remnants of old gasket and foreign matter Place the old seal ring C2 aside for reinstallation 8 Using soft tools and a suitable wire brush carefully clean any remnants of old gasket and foreign matter from the face of the disc C1 Blow out all threaded holes and the gasket groove with compressed air 9 Place a new disc gasket C3 into the groove on the disc face C1 Place the ...

Page 14: ...d the gasket groove with compressed air 7 Rotate the disc C1 to its previous position to facilitate installation of the seal ring C2 Place a new seal ring gasket C3 into the groove on the disc face C1 Place the seal ring C2 onto the disc C1 making sure the alignment line on the disc seal ring matches the locating dimple on the disc face Place the seal ring retainer C4 over the seal ring Apply PTFE...

Page 15: ...e the seal ring and collar onto the disc making sure the collar groove is aligned with the seal ring alignment pin C7 Place the seal ring retainer C4 over the seal ring Apply PTFE Thread Lubricant to the seal ring retainer cap screws C5 All of the cap screws C5 need to be fully threaded into the disc C1 but remain only finger tight at this time 10 4 2 Seal ring replacement with the seat removed fr...

Page 16: ... 2 96 11 22 2 19 2 96 11 CF CF CF CF CF CF CF CF 4 100 55 6 45 5 96 11 55 6 45 5 96 11 CF CF CF CF CF CF CF CF 6 150 55 6 45 5 96 11 55 6 95 11 171 19 204 23 95 11 422 48 204 23 8 200 55 6 45 5 96 11 110 12 95 11 171 19 204 23 171 19 848 96 204 23 10 250 204 23 95 11 171 19 204 23 171 19 422 48 499 56 422 48 848 96 499 56 12 300 204 23 171 19 171 19 204 23 171 19 422 48 499 56 848 96 1 522 172 499...

Page 17: ...sult Factory 30 750 1522 172 7473 844 32 800 3703 418 7473 844 36 900 3703 418 7473 844 40 1000 7473 844 CF CF 42 1050 7473 844 CF CF 48 1200 7473 844 CF CF All statements technical information and recommendations in this bulletin are for general use only Consult Bray representatives or factory for the specific requirements and material selection for your intended application The right to change o...

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