Post-Installed Reinforcing in Fire Conditions
Figure 4. Rebar installed with Hilti HIT-FP 700 R adhesive
Table 1. Specifications for ASTM A615 / A706 rebar installed with HIT-FP 700 R adhesive 1
Setting information Symbol Units
|
|
|
|
Rebar size |
|
|
|
|
# 3 |
# 4 |
# 5 |
# 6 |
# 7 |
# 8 |
# 9 |
# 10 |
# 11 |
Nominal bit diameter d o in. 1 / 2 5 / 8 3 / 4 7 / 8 1 1 1-1 / 8 1-1 / 8 1-1 / 4 1-3 / 8 1-1 / 2 1-3 / 4
Effective embedment |
Minimum h ef, min in.( mm)
Maximum 2 h ef, max in.( mm)
|
4( 102)
22-1 / 2( 572)
|
4( 102)
30( 762)
|
4( 102)
37-1 / 2( 953)
|
4( 102)
45( 1143)
|
4( 102)
45( 1143)
|
4( 102)
17-1 / 2( 445)
|
4( 102)
52-1 / 2( 1334)
|
4( 102)
20( 508)
|
4( 102)
60( 1524)
|
4-1 / 2( 114)
67-1 / 2( 1715)
|
5( 127)
75( 1905)
|
5-1 / 2( 140)
82-1 / 2( 2096)
|
Minimum concrete member thickness h min in.( mm) h ef + 1-1 / 4( h ef + 30)
( h ef + 2d o)
1 HIT-FP 700 R adhesive can be used with any grade of ASTM A615 / A706 rebar. 2 Maximum effective embedment depth shown in table is 60d and can be increased as needed to satisfy calculated rebar development length for ambient temperature or fire condition.
Table 2. Specifications for CSA-G30.18 rebar installed with HIT-FP 700 R adhesive 1 |
Setting information |
Symbol |
Units |
10M |
15M |
Rebar size
20M
|
25M |
30M |
Nominal bit diameter |
d o |
in. |
9 / 16 |
3 / 4 |
1 |
1-1 / 4 |
1-1 / 2 |
Effective embedment
Minimum h ef, min mm 102 102 102 102 120 Maximum 2 h ef, max mm 678 960 1170 1512 1794
Minimum concrete member thickness h min mm h ef + 30 h ef + 2d o
1 HIT-FP 700 R adhesive can be used with any grade of CSA-G30.18 rebar. 2 Maximum effective embedment depth shown in table is 60d and can be increased as needed to satisfy calculated rebar development length for ambient temperature or fire condition.
11