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Prof Awad S. Hanna

0 Designated by the letter A followed bythe American Society for Testing andMaterials (ASTM) designation number.

The principal types of structural steelinclude:

W A36 carbon structural steelW A572 high-strength low-alloy structural steelW A588 corrosion-resistant high-strength low-

alloy structural steel.

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Prof Awad S. Hanna

Type fo shape Example designationWshape W27 x 114S shape S20 x 95M shape M8 x 25

American Standard Channel C12 x 30Miscellaneous Channel MC 12 x 50HP (bearing pile) shape HP 14 x 89Equal leg angle L 6 x 6 x 1/2Unequal leg angle L 8 x 4 x 1/2Plate PL 1/2 x 12Weight: 40.8 lb/sq. ft/ in

1

1

1

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Prof Awad S. Hanna

C = channel8 = nominal depthweight = 11.5 #/Lf Use:0 beams and built-up

members

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Prof Awad S. Hanna

L = angle5 = length of one leg

3 = length of another leg5/8 = nominal thickness

need to look up #0 Bracing and build-up

members

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Prof Awad S. Hanna

WT = cut from wide flange

(14 x 90)7 = nominal depth49.5 = #/lf ST = cut form S beam (18 x

70)Use:0 Build-up sections

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Prof Awad S. Hanna

W = wide flange14 = nominal

depth90 = #/lf use: beam and column

S = standard18 = nominal

depth70 = #/lf use: beam, not column

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0 Nominally taken off and priced by weight0 Group for take off by:

W Grade of steelW Type of section or memberW Method of tied connectionW location

0 Maintain consistent sequence of take off.

Common:W Columns and detailW Beams and detail (floor by floor)W Bracing and flooring

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0 Depends on where material is purchased.W Mill price apply to large orders.W Warehouse price apply to small orders from

local supplier.

0 Prices are as of time of delivery. Needescalation clauses to be clearly set forth.

0 Price is made up a base plus extras.

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0 Prices are expressed in cents per pound.0 W14x95 - 32.68 ft, A36 steel (3104.6#)

W Base 17.00W Dimension: shape 0.45

length-quantity 1.00W Pack 0.00W Mark 0.00W Load 0.20

18.65

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280

W14x43

280

140

140

W

14x43

W14x43

W14x43

W14x43

W

14x43

W

14x43

W14x43

W14x84

W14x84

W

14x84

W

14x84

W

14x84

W14x84

W

14x84

W14x84

W18 x 40 W18 x 40

W18 x 50W18 x 50

W18 x 40 W18 x 40W18 x 70 W18 x 70

W18 x 70W18 x 70

W14x103

W14x103

W14x 68 W14x 68

W14x 68 W14x 68 W14x 43W14x 43

W14x 43W14x 43200 200300300

All Columnsthis RowW24 x 68

All Columnsthis RowW24 x 100

All Columnsthis RowW24 x 100

All Columnsthis RowW24 x 100

All Columnsthis RowW24 x 68

NOTE:All columns are 120 in length

N

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0 The cost of plates and connectors (bolts or welding)are not included.

Section Number Length (ft) Total Length Wt./ft Total WW14 x 43 4 20.0 80 43 344W14 x 68 4 30.0 120 68 816W18 x 40 4 20.0 80 40 320W18 x 70 4 30.0 120 70 840W18 x 50 2 20.0 40 50 200W14 x 43 4 28.0 112 43 481W14 x 43 4 14.0 56 43 240

W18 x 84 4 28.0 112 84 940W18 x 84 4 14.0 56 84 470W14 x 103 2 28.0 56 103 576W24 x 68 10 12.0 120 68 816W24 x 100 14 12.0 168 100 1680