Loads for Drop-In (Stainless Steel) and Coil-Thread Drop-In (Carbon Steel) Anchors in Normal-Weight Concrete 4 (.4) (9.5) 2 (2.7) (5.9) 3 4 (9.) 2 7 8 Material Specifications Anchor Component Anchor Body Expander Plug Embed. (25) 9/ (40) 2 (5) 2 2 (4) 3 8 (79) 3 (7) 4 2 (4) (52) 7 2 (9) 9 (229) Zinc Plated Carbon Steel 4 (02) (52) 8 (203) 0 (254) 2 2 (38) Meets minimum 70,000 psi tensile Meets minimum 50,000 psi tensile,400 (.2) 2,400 (0.7) 3,320 (4.8) 5,040 (22.4) 8,0 (3.3) Component Material Type 303 /304 Stainless Steel AISI 303. Meets chemical requirements of ASTM A582 Type 3 Stainless Steel Type 3 AISI 303 Type 3 Thread UNC/Coil-thread UNC UNC Note: DIA37S, DIA50C and DIA75C are not available in stainless steel. f' c 2,000 psi (3.8 MPa) Concrete 20 (0.9) 25 (.) 372 (.7) 89 (3.) 9 (4.3) 350 (.) 00 (2.7) 830 (3.7),20 (5.) 2,040 (9.) 2. Refer to allowable load-adjustment factors for edge distance and spacing on page 234. 3. loads may be linearly interpolated between concrete strengths listed. 4. The minimum concrete thickness is 2 times the embedment depth. Load f' c 3,000 psi (20.7 MPa) Concrete 405 (.8) 795 (3.5),78 (5.2),75 (7.) 2,35 (0.5) s for Drop-In (Stainless Steel) and Coil-Thread Drop-In (Carbon Steel) Anchors in Normal-Weight Concrete 4 (.4) (9.5) 2 (2.7) (5.9) 3 4 (9.) 2 7 8 Embed. (25) 9/ (40) 2 (5) 2 2 (4) 3 8 (79) 3 2 (89) 5 4 (33) 7 (78) 8 3 4 (222) 0 2 (27) 4 (02) (52) 8 (203) 0 (254) 2 2 (38),90 (8.7) 3,240 (4.4) 7,000 (3.),080 (49.3) 3,800 (.4) f' c 2,000 psi (3.8 MPa) Concrete 78 (0.8) 35 (.) 52 (2.5) 923 (4.),78 (7.9) 2. Refer to allowable load-adjustment factors for edge distance and spacing on page 234. 3. loads may be linearly interpolated between concrete strengths listed. 4. The minimum concrete thickness is 2 times the embedment depth. 80 (3.),750 (2.3) 3,450 (5.3),840 (8.2) 3,90 (7.),00 (27.) 8,80 (38.) 0,70 (47.9) f' c 3,000 psi (20.7 MPa) Concrete 925 (4.),750 (2.3) 3,725 (.) f' c 4,000 psi (27. MPa) Concrete 45 (2.0) 37 (.) 422 (.9) 97 (4.3),9 (7.5) 40 (2.0) 990 (4.4),525 (.8) 2,70 (9.7) 2,90 (2.0) f' c 4,000 psi (27. MPa) Concrete,040 (4.),750 (2.3) 4,000 See page 2 for an explanation of the load table icons. 23
and s for " and 2" Short Drop-In Anchor in Sand-Lightweight Concrete Fill over Metal Deck End End Install through the Lower Flute or Upper Flute of Metal Deck, f' c 3,000 psi Concrete (20.7 MPa) Load DIA37S 2 3 4 7 8,344 335,49 40 DIA50S 2 8 9 0,7 430 2,070 55 2. loads may not be increased for short-term loading due to wind or seismic forces. 3. Refer to allowable load-adjustment factors for edge distances and spacing on page 235. 4. Anchors were installed with a " offset from the centerline of the flute. /4" 4" 3" M M 2020-gauge steel deck Drop-in anchor " " offset see footnote #4 on bottom on table table Upper Flute flute M 4 /2" 2" 4 /2" 2" 7 /2" 2" Lightweight Concrete over Metal Deck 232 See page 2 for an explanation of the load table icons.
and s for " and 2" Short Drop-In Anchor in Normal-Weight Concrete Normal-Weight Concrete, f' c 2500 psi Normal-Weight Concrete, f' c 4,000 psi Load Load DIA37S 2 3 4 4 2 5 4 3,500 375 2,274 570 2,70 540 3,482 870 DIA50S 2 7 4 2,039 50 3,224 805 3,420 855 5,73,295 2. loads may not be increased for short-term loading due to wind or seismic forces. 3. Refer to allowable load-adjustment factors for edge distances and spacing on page 234. 4. loads may be linearly interpolated between concrete strengths. 5. The minimum concrete thickness is /2 times the embedment depth. and s for " and 2" Short Drop-In Anchor in Hollow-Core Concrete Panel Hollow Core Concrete Panel, f' c 4,000 psi Load DIA37S 2 3 4 4 2 5 4 3,80 45 3,308 825 DIA50S 2 7 4 2,50 0 4,950,235 2. loads may not be increased for short-term loading due to wind or seismic forces. 3. Refer to allowable load-adjustment factors for edge distances and spacing on page 234. 4. loads may be linearly interpolated between concrete strengths. Hollow-Core Concrete Panel (Anchor can be installed below web or hollow core) See page 2 for an explanation of the load table icons. 233
Load-Adjustment Factors for Drop-In (Stainless Steel), Coil Thread (Carbon Steel) and Short Drop-In Anchors in Normal-Weight Concrete: and, and s How to use these charts:. The following tables are for reduced edge distance and spacing. 2. Locate the anchor size to be used for either a tension and/or shear load application. 3. Locate the edge distance ( ) or spacing (s act ) at which the anchor is to be installed. 4. The load adjustment factor (f c or f s ) is the intersection of the row and column. 5. Multiply the allowable load by the applicable load adjustment factor.. Reduction factors for multiple edges or spacing are multiplied together. (f c ) 4 2 3 4 c cr 3 4 2 7 2 9 c min 3 4 2 3 2 4 5 4 f cmin 0.5 0.5 0.5 0.5 0.5 3 4 0.5 2 0.72 2 2 0.8 2 0.90 0.5 3.00 0.72 3 2 0.8 0.5 4 0.9 0.72 4 0.98 0.77 0.5 4 2.00 0.79 0. 5 0.8 0.72 5 4 0.90 0.75 0.5 5 2 0.93 0.78 0.7.00 0.83 0.72 2 0.89 0.77 7 0.94 0.8 7 2.00 0.8 8 0.9 8 2 0.95 9.00 See notes below. (f c ) 4 2 3 4 c cr 3 2 5 4 7 8 3 4 0 2 c min 3 4 2 3 2 4 5 4 f cmin 0.45 0.45 0.45 0.45 0.45 and (f s ) s act 3 4 0.45 2 0.53 2 2 0.9 2 0.73 0.45 3 0.84 0.53 3 2.00 0.3 0.45 4 0.74 0.53 4 0.82 0.59 0.45 4 2 0.84 0. 0.47 5 0.95 0.9 0.53 5 4.00 0.73 0.5 0.45 5 2 0.7 0.59 0.48 0.84 0.5 0.53 2 0.92 0.72 0.58 7.00 0.78 0.3 7 2 0.84 0.9 8 0.9 0.74 8 2 0.97 0.79 8 3 4.00 0.82 9 0.84 9 2 0.90 0 0.95 0 2.00. = actual edge distance at which anchor is installed (inches). 2. c cr = critical edge distance for 00% load (inches). 3. c min = minimum edge distance for reduced load (inches). 4. f c = adjustment factor for allowable load at actual edge 5. f ccr = adjustment factor for allowable load at critical edge f ccr is always =.00.. f cmin = adjustment factor for allowable load at minimum edge 7. f c = f cmin + [( f cmin ) ( c min ) / (c cr c min )]. 4 9 2 0 2 3 4 E 3 4 2 2 2 2 3 8 S cr 4 3 4 8 0 2 2 S min 2 2 3 2 4 5 4 f smin 0.50 0.50 0.50 0.50 0.50 0.50 0.50 2 0.50 2 0.50 0.7 0.50 2 2 0.3 0.83 0.3 3 0.75.00 0.50 0.75 3 2 0.88 0.58 0.88 4.00 0.7.00 0.50 4 2 0.75 0.5 5 0.83 0.3 0.50 5 2 0.92 0.9 0.55.00 0.75 0.0 4 0.78 0.3 0.50 7 0.88 0.70 0.5 8.00 0.80 0.4 9 0.90 0.72 0.00 0.80 0.88 2 0.9 2 2.00. E = Embedment depth (inches). 2. s act = actual spacing distance at which anchors are installed (inches). 3. s cr = critical spacing distance for 00% load (inches). 4. s min = minimum spacing distance for reduced load (inches). 5. f s = adjustment factor for allowable load at actual spacing. f scr = adjustment factor for allowable load at critical spacing f scr is always =.00. 7. f smin = adjustment factor for allowable load at minimum spacing 8. f s = f smin + [( f smin ) (s act s min ) / (s cr s min )]. 9. " short drop-in (DIA37S). 0. 2" short Drop-in (DIA50S) See page 2 for an explanation of the load table icons. 234
Load-Adjustment Factors for Short Drop-in Anchors in Sand-Lightweight Concrete over Metal Deck: and, and s How to use these charts:. The following tables are for reduced edge distance and spacing. 2. Locate the anchor size to be used for either a tension and/or shear load application. 3. Locate the edge distance ( ) or spacing (s act ) at which the anchor is to be installed. 4. The load adjustment factor (f c or f s ) is the intersection of the row and column. 5. Multiply the allowable load by the applicable load adjustment factor.. Reduction factors for multiple edges or spacing are multiplied together. (f c ) 2 c cr 8 c min 3 2 4 3 4 f cmin 0.5 0.5 3 2 0.5 4 0.72 4 2 0.79 4 3 4 0.83 0.5 5 0.8 0.8 5 2 0.93 0.73.00 0.78 2 0.84 7 0.89 7 2 0.95 8.00 See notes below. (f c ) 2 c cr 7 9 c min 3 2 4 3 4 f cmin 0.45 0.45 3 2 0.45 4 0.53 4 2 0. 4 3 4 0.5 0.45 5 0.9 0.48 5 2 0.7 0.54 0.84 0.0 2 0.92 0. 7.00 0.72 7 2 0.78 8 0.84 8 2 0.90 9 0.9 9.00. = actual edge distance at which anchor is installed (inches). 2. c cr = critical edge distance for 00% load (inches). 3. c min = minimum edge distance for reduced load (inches). 4. f c = adjustment factor for allowable load at actual edge 5. f ccr = adjustment factor for allowable load at critical edge f ccr is always =.00.. f cmin = adjustment factor for allowable load at minimum edge 7. f c = f cmin + [( f cmin ) ( c min ) / (c cr c min )]. and (f s ) s act 2 s cr 8 0 s min 4 5 4 f smin 0.50 0.50 4 0.50 4 2 0.5 5 0.3 5 4 0. 0.50 0.75 0.57 2 0.8 0.2 7 0.88 0. 7 2 0.94 0.7 8.00 0.7 8 2 0.80 9 0.85 9 2 0.90 0 0.94 0.00. s act = actual spacing distance at which anchors are installed (inches). 2. s cr = critical spacing distance for 00% load (inches). 3. s min = minimum spacing distance for reduced load (inches). 4. f s = adjustment factor for allowable load at actual spacing 5. f scr = adjustment factor for allowable load at critical spacing f scr is always =.00.. f smin = adjustment factor for allowable load at minimum spacing 7. f s = f smin + [( f smin ) (s act s min ) / (s cr s min )]. See page 2 for an explanation of the load table icons. 235