3″ Composite Cellular

Type 3” composite cellular deck is utilized in exposed ceiling areas where a flat bottom deck is desired for aesthetic purposes under a slab and the spans exceed the capability of type 2” composite cellular deck.

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All of our deck products meet the requirements for steel deck certification specifications of Steel Deck Institute.

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Description

3″ Cellular Composite Deck

Type 3” composite cellular deck is utilized in exposed ceiling areas where a flat bottom deck is desired for aesthetic purposes under a slab and the spans exceed the capability of type 2” composite cellular deck.

Section Properties (Fy=40 ksi)

Gage Top/BotWeight (psf) GalvIp(In4)In(In4)Sp(In3)Sn(In3)
20/203.651.4171.2960.6390.604
20/184.151.5321.5320.7230.654
18/204.151.7341.4660.8650.78
18/18 4.721.8911.8910.8860.826
18/165.282.022.020.9050.903
16/185.242.2462.246 1.0971.01
16/166.55 2.4052.4051.121 1.087

– Section properties calculated in accordance with AISI specifications

Acoustical Data

Absorption Coefficients

125250500100020004000NRC
.45.621.1.98.78.65.85

Maximum Allowable Unshored Clear Spans

Slab DepthGageWeight PSF1 Span2 Span3 Span
5.5”20/20589’-3”11’-1”11’-6”
5.5”20/18589’-11”11’-7”11’-11”
5.5”18/205811’-0”12’-8”13’-1”
5.5”18/185911’-1”12’-11”13’-4”
5.5”18/16 5911’-2”13’-6”14’-0”
5.5”16/186012’-5” 14’-3”14’-8”
5.5”16/166012’-6”14’-9” 15’-3”
6.0”20/20648’-10”10’-9”11’-1”
6.0”20/1864 9’-6”11’-2”11’-6”
6.0”18/206410’-6”12’-2”12’-7”
6.0”18/186510’-7”12’-6”12’-10”
6.0”18/16 6510’-9”13’-0”13’-6”
6.0”16/186611’-11”13’-9”14’-2”
6.0”16/1666 12’-0”14’-3”14’-8”
6.5”20/20708’-6”10’-4”10’-9”
6.5”20/18709’-1”10’-9”11’-2”
6.5”18/207010’-1”11’-9”12’-2”
6.5”18/187110’-2”12’-1”12’-6”
6.5”18/167110’-4”12’-7”13’-0”
6.5”16/187111’-6”13’-4”13’-9”
6.5”16/167211’-7”13’-9”14’-3”
7.0”20/20768’-2” 10’-0”10’-4”
7.0”20/18768’-10”10’-5”10’-10”
7.0”18/20769’-9”11’-5”11’-9”
7.0”18/18779’-10”11’-8”12’-1”
7.0”18/167710’-0”12’-2”12’-7”
7.0”16/187711’-1”12’-11”13’-4”
7.0”16/167811’-2” 13’-4”13’-9”
7.5”20/20827’-11”9’-9”10’-1”
7.5”20/18828’-6”10’-2”10’-6”
7.5”18/20829’-5”11’-1”11’-5”
7.5”18/18839’-7”11’-4”11’-9”
7.5”18/16839’-8”11’-10”12’-3”
7.5”16/1883 10’-9”12’-6” 12’-11”
7.5”16/168410’-10” 12’-11”13’-4”

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