Product Technical Guides : US-EN Anchor Fastening - August 2021 | Page 466

MATERIAL SPECIFICATIONS
KCC-WF and KCC-MD ( short plate and long plate ) have an insert body made from carbon steel with an engineered plastic flange . The insert body is zinc plated per ASTM B633 Fe / Zn 5 Type III .
INSTALLATION PARAMETERS
Table 1 — Hilti KCC-WF , KCC-MD SP and KCC-MD LP cast-in anchor installation information
Design Information Symbol Units KCC-WF KCC-MD SP KCC-MD LP Insert thread d UNC 3 / 8-16 1 / 2-13 3 / 8-16 1 / 2-13 3 / 8-16 1 / 2-13 Plastic housing color - - Dark Green Dark Orange Dark Green Dark Orange Dark Green Dark Orange
Outside diameter of anchor steel body
d a
( mm )
( 17 )
( 22 )
( 17 )
( 22 )
( 17 )
( 22 )
in .
0.67
0.87
0.67
0.87
0.67
0.87
Bearing area
A brg
( mm 2 )
( 643 )
( 774 )
( 643 )
( 774 )
( 643 )
( 774 )
in . 2
1.0
1.2
1.0
1.2
1.0
1.2
Effective embedment
h ef
( mm )
( 41 )
( 52 )
( 51 )
( 64 )
( 51 )
( 64 )
in .
1.63
2.04
2.00
2.50
2.00
2.50
Nominal embedment
h nom
( mm )
( 45 )
( 55 )
( 54 )
( 67 )
( 56 )
( 69 )
in .
1.76
2.17
2.13
2.63
2.21
2.71
Metal hole saw diameter d bit in . N / A N / A 11 / 16 13 / 16 5 / 8 3 / 4 Steel head thickness t sh mm 3.3
Minimum member thickness — wood form installation
h min
( mm )
( 64 )
( 76 )
in .
2.5
3
N / A N / A N / A N / A
Minimum concrete cover over metal deck
in .
2.5
3.25
2.5
3.25
— all installations ( see Figures 5A , 5B , 5C and 5D )
Minimum metal deck gauge
h deck ,
A min brg
-
N / A
( mm )
A brg
A brg h
- ef h nom h ef h ef h nom in .
2.6
N h nom
/ A
N / A
h ef
3.5 h nom
t
( 64 ) sh h ef h nom t sh t h ef sh h ef h nom
6.0
( 83 )
h nom t sh h ef
7.5
20 h nom
( 64 )
6.0
t
( 83 ) sh h hnom ef t sh t sh h ef
7.5
Minimum anchor spacing
S min
( mm )
( 67 )
( 88 )
( 152 )
( 191 )
( 152 )
( 191 )
Minimum edge distance
C min
( mm )
( 38 )
( 38 )
( 152 )
( 191 )
( 152 )
( 191 )
in .
1.5
1.5
6.0
7.5
6.0
7.5
Thread engagement length — see Figure 4 l th in . 1.6 1.9 N / A N / A N / A N / A
Thread engagement length Plastic on / Metal tube on — see Figure 4
Thread engagement length Plastic off — see Figure 4 l th in . N / A N / A 4.3 4.7 6.9 7.3 l th in . N / A N / A 2.5 2.9 N / A N / A h ef hnom hnom t sh h ef hnom
A brg
t sh
h ef
h nom
h ef h nom h nom
t sh
h ef
t sh h h h ef h ef nom nom
l th
t sh
l th
h ef
hnom l th
t sh h hnom ef l th l th l th
t l sh th
h ef
hnom
l th
l th
l th
l th
l th
l th
l th
l th l th
Figure 1 — KCC-WF
Figure 2 — KCC-MD SP
Figure 3 — KCC-MD LP
Plastic Tube On
Plastic Tube Off
( a ) KCC-WF ( b ) KCC-MD SP ( c ) KCC-MD LP ( Metal Tube On )
Figure 4 — KCC Thread Engagement Measurement
l
462 Anchor Fastening Technical Guide Edition 22 | 3.0 ANCHORING SYSTEMS | 3.3.17 KCC-WF AND KCC-MD CAST-IN ANCHOR l l th
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