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Xtender Series

HRC Xtender Splicing System is designed to exceed the capacity, stress and strain, tension, compression and full plastic, cyclic loading of any A706 reinforcing steel. Specified as 175% fy, Xtender Splice will ensure available ductility from the rebar whenever it will be needed. 

Exceeds all specifications including Caltrans Ultimate Splice Criteria and 1997 Uniform Building Code™ (UBC) criteria for Type 2 splice for seismic areas 2,3, and 4. 


Xtender™ HRC 510 Series Dimensions

Xtender Xtender

HRC 500 / 510 Standard Coupler

HRC 500 / 520 Position Coupler

   
Xtender Xtender

HRC 507 / 571 Extended Coupler

HRC 500 / 551 Position Coupler

   
Xtender Xtender

HRC 502 Transition Nut
(Two-Bar Size)

HRC 501 Transition Nut
(One-Bar Size)


  #5 #6 #7 #8 #9 #10 #11 #14
Coupler OD
1.50 1.63 1.88 2.13 2.38 2.63 2.88 3.50
Coupler Length
1.88 2.13 2.75 3.13 3.50 3.75 4.13 4.50
520 Coupler OD
1.50 1.63 1.88 2.13 2.38 2.63 2.88 3.50
500/520 Length
1.88 2.13 2.75 3.13 3.50 3.75 4.13 4.50
571 Coupler Length
2.88 3.13 3.75 4.13 4.50 4.75 5.13 5.50
551 Coupler Thk.
0.88 1.00 1.25 1.50 1.75 1.88 2.00 2.25
551 Coupler OD
2.00 2.38 2.88 3.25 3.63 4.00 4.50 5.50
Min. Male Clearance
5.25 5.25 5.75 6.25 8.00 8.25 8.50 10.0
Min. Female Clearance
6.25 6.38 7.13 7.88 9.75 10.38 10.38 12.88
Recommended Torque for Slip
100 150 200 200

250

250 300 300
  lb-ft lb-ft lb-ft lb-ft

lb-ft

lb-ft lb-ft lb-ft

  16mm 19mm 22mm 25mm 29mm 32mm 36mm 43mm
Coupler OD
38 41 48 54 60 67 73 89
Coupler Length
48 54 70 79 89 95 105 114
520 Coupler OD
38 41 48 54 60 67 73 89
500/520 Length
48 54 70 79 89 95 105 114
571 Coupler Length
73 80 95 105 114 121 130 140
551 Coupler Thk.
22 25 32 38 44 48 51 57
551 Coupler OD
51 60 73 83 92 102 114 140
Min. Male Clearance
133 133 146 159 203 210 216 254
Min. Female Clearance
159 162 181 200 248 264 264 327
Recommended Torque for Slip
135 203 270 270 338 338 400 400
  N-m N-m N-m N-m N-m N-m N-m N-m


Xtender™ HRC 510 Series Splicing System

Xtender Xtender Xtender
Minimum stick-out length,
see HRC 510 data sheet.
Slide coupler
part on rebar.

Evenly heat about two bar dia.
around the end of the steel.

     
Xtender Xtender

Slide the Xtender machine all the way over the bar end, and lock the grips (tightening the wheel).

Run hydraulic pump up to 8,000 -
10,000 psi and release.

   
Xtender Xtender

One bar (the existing in this case) is ready to connect when it cools down. Finish the other existing bars before connecting Xtension bars.

If the Xtension bars are already prefabricated the connection can be assembled by hand, but a torque-wrench should be applied to tighten the connection.

Quality Control
Xtender
Unlike welding and many other mechanical coupling systems, the quality of Xtender splices can be controlled by a simple visual inspection. The reliable and consistent process is double-checked when the connection is assembled. If the "upset" heads are not formed satisfactorily, threads are visible or the coupler comes all the way together without tightening the bars.

HRC Xtender ™ 500 Series/Combinations

HRC Xtender ™ 500 Series/Combinations