USA Industries GripSafe ST Installation Manual Download Page 1

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www.USAIndustries.com

(713) 941-3797 • (800) 456-8721

315 State Street • S. Houston, TX 77587

Manufactured Exclusively by USA Industries, an ISO

9001:2015 Certified Company

For patent and trademark information, go to

https//www.USAIndustries.com/gripsafe-patents-trademarks/

INSTALLATION MANUAL

Small Double Block & Bleed (DBB) Plug

¾” – 4”*

*For 4” Schedules 120, 160 and XXH only. Additional 4” Schedules Require the GripSafe ST Large DBB Plug

Summary of Contents for GripSafe ST

Page 1: ...by USA Industries an ISO 9001 2015 Certified Company For patent and trademark information go to https www USAIndustries com gripsafe patents trademarks INSTALLATION MANUAL Small Double Block Bleed DB...

Page 2: ...fe ST pipe plugging technology This manual covers the proper use of this technology to ensure safe operating conditions All necessary sockets and wrenches to install this equipment are available for r...

Page 3: ...ted to in accordance with all applicable industry and site specific standards It is recommended that water be used as the test medium Venting all gases from the vessel being pressurized is necessary b...

Page 4: ...patent and trademark information go to https usaindustries com gripsafe patents trademarks Copyright 2022 USA Industries All rights reserved FRM 22 1 Rev H SMDBB 3 Parts Figure 1 GripSafe ST Double B...

Page 5: ...T patent and trademark information go to https usaindustries com gripsafe patents trademarks Copyright 2022 USA Industries All rights reserved FRM 22 1 Rev H SMDBB Figure 2 GripSafe ST Double Block an...

Page 6: ...1 1 1 1 1 1 1 1 1 1 2 7 7 7 7 1 2 1 1 0 0 0 0 40 STD 40S 1 1 1 1 1 1 1 1 1 1 1 1 1 2 6 6 6 6 1 2 1 1 0 0 0 0 80 XS 80S 1 1 1 1 1 1 1 1 1 1 1 1 1 2 5 5 5 5 1 2 1 1 0 0 0 0 160 1 1 1 1 1 1 1 1 1 1 1 1 1...

Page 7: ...nd trademark information go to https usaindustries com gripsafe patents trademarks Copyright 2022 USA Industries All rights reserved FRM 22 1 Rev H SMDBB 4 Specifications Figure 3 GripSafe ST Double B...

Page 8: ...1 94 1 97 2 19 0 130 6 6 20 75 42 65 1 1 8 9 16 Open End 1 4 FNPSM 3 8 MNPT 10000 2500 4 50 80 XS 80S GSST D S 0200 080 1 81 1 84 2 06 0 130 6 2 20 75 36 55 1 1 8 9 16 Open End 1 4 FNPSM 3 8 MNPT 1000...

Page 9: ...int that the Seals 14 start to swell or extrude over the OD of the plug In the Compressed state shown in Figure 5 the GripSafe Plug will immediately grip on the pipe upon insertion Figure 4 Not Ready...

Page 10: ...into the pipe to the desired depth The top of the DBB Spring Plate s 7 slotted section must not be protruding past the face of the pipe it is installed in See Figure 6 for properly installed plug and...

Page 11: ...ying integrity 6 8 The GripSafe ST DBB plug is now safely installed to accept rated hydrotest and backpressure pressures TEMPERATURE NOTE If welding is to occur on the pipe while the plug is installed...

Page 12: ...a hose to the ball valve on the monitoring tee and running the hose to vent to a safe location away from workers that may be in the area CAUTION Fast flowing gases or liquids through hosing can cause...

Page 13: ...er distance distance from the top of the Compression Hex Nut 21 to the center distance of the Mid Ring 12 Note When measuring the center distance of the Mid Ring 12 make sure that the plug is in the C...

Page 14: ...ting Figure 10 Impermissible Insertion Depth with No Backpressure Rating CAUTION Gripping failure may occur if the Gripping Wedges are not fully inserted into the pipe or fitting If any of the Wedge G...

Page 15: ...ainless steel bristled brush should be sufficient Rinse plug clean of any residual chemicals with tap water and dry thoroughly Inspect Wedge Grippers 16 freedom of motion Each Wedge Gripper 16 should...

Page 16: ...down the pipe to remove all slack in the chain Ensure that the chain is not snagged twisted or knotted and is tight from the gag bolt to the pear shaped link 9 5 Starting with the two bolts nearest th...

Page 17: ...fe ST patent and trademark information go to https usaindustries com gripsafe patents trademarks Copyright 2022 USA Industries All rights reserved FRM 22 1 Rev H SMDBB GripSafe ST is a registered trad...