28.02.2013 Views

Building Design and Construction Handbook - Merritt - Ventech!

Building Design and Construction Handbook - Merritt - Ventech!

Building Design and Construction Handbook - Merritt - Ventech!

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

TABLE 8-2 Principal Mechanical Properties of Structural Quality Sheet, Strip, <strong>and</strong> Plate Steel<br />

(Continued)<br />

8.5<br />

Minimum tensile<br />

strength, ksi<br />

Bend test,<br />

180�, ratio<br />

of inside<br />

diameter<br />

to<br />

thickness<br />

1 ‡<br />

‡<br />

‡<br />

‡<br />

‡<br />

1 ⁄2<br />

2<br />

21 ⁄2<br />

†<br />

†<br />

Minimum<br />

Minimum<br />

ASTM<br />

yield Holt<br />

elongation, %<br />

designation Material Grade point, ksi rolled Cold rolled in2in<br />

A572 High-strength, low-alloy columbium-vanadium<br />

steels of structural quality (plates only)<br />

42<br />

50<br />

60<br />

65<br />

42<br />

50<br />

60<br />

65<br />

60<br />

65<br />

75<br />

80<br />

24<br />

21<br />

18<br />

17<br />

A588 High-strength, low-alloy structural steel with 50 A<br />

50 70<br />

21<br />

ksi minimum yield point to 4 in thick (plates B<br />

50 70<br />

21<br />

‡<br />

A715<br />

only)<br />

High-strength, low-alloy hot-rolled steel with improved<br />

formability<br />

C<br />

D<br />

E<br />

F<br />

G<br />

H<br />

J<br />

50<br />

60<br />

70<br />

80<br />

50<br />

50<br />

50<br />

50<br />

50<br />

50<br />

50<br />

50<br />

60<br />

70<br />

80<br />

70<br />

70<br />

70<br />

70<br />

70<br />

70<br />

70<br />

60<br />

70<br />

80<br />

90<br />

21<br />

21<br />

21<br />

21<br />

21<br />

21<br />

21<br />

HR§ CR§<br />

22 20<br />

22 18<br />

18 16<br />

18 16<br />

‡<br />

‡<br />

‡<br />

‡<br />

‡<br />

‡<br />

‡<br />

1<br />

11 A792 Aluminum-zinc alloy coated steel sheet by the<br />

hot-dip process, general requirements<br />

33<br />

37<br />

40<br />

50A<br />

50B<br />

33<br />

37<br />

40<br />

50<br />

50<br />

45<br />

52<br />

65<br />

20<br />

18<br />

16<br />

12<br />

12<br />

⁄2<br />

1<br />

80<br />

80 82<br />

12<br />

1 ⁄2<br />

2<br />

21 A653 Galvanized sheet steel, zinc-coated by the hot-dip<br />

process, structural quality<br />

SQ 33<br />

37<br />

40<br />

50 class 1<br />

33<br />

37<br />

40<br />

50<br />

45<br />

52<br />

55<br />

65<br />

20<br />

18<br />

16<br />

12<br />

80<br />

80<br />

82<br />

50 class 2 50<br />

70<br />

12<br />

†<br />

A36<br />

A242<br />

Structural steel (plates only)<br />

High-strength, low-alloy structural steel (plates<br />

HSLA<br />

50<br />

60<br />

70<br />

80<br />

50<br />

60<br />

70<br />

80<br />

36<br />

60<br />

70<br />

80<br />

90<br />

58–80<br />

TYP1 TYP2<br />

20 22<br />

16 18<br />

12 14<br />

10 12<br />

23 ‡<br />

⁄2<br />

—<br />

—<br />

* Varies, see specification. † Not specified or required. ‡ S14 bend test. § HR � hot rolled; CR � cold rolled.<br />

3 A283<br />

A500<br />

⁄4<br />

in <strong>and</strong> under)<br />

Low <strong>and</strong> intermediate tensile strength carbon<br />

steel plates<br />

Cold-formed welded <strong>and</strong> seamless carbon steel<br />

structural tubing (round tubing)<br />

A<br />

B<br />

C<br />

D<br />

A<br />

B<br />

C<br />

D<br />

50<br />

24<br />

27<br />

30<br />

33<br />

33<br />

42<br />

46<br />

36<br />

70<br />

45–60<br />

50–65<br />

55–75<br />

60–80<br />

45<br />

58<br />

62<br />

58<br />

†<br />

30<br />

28<br />

25<br />

23<br />

25<br />

23<br />

21<br />

23<br />

‡<br />

Cold-formed welded <strong>and</strong> seamless carbon steel<br />

A<br />

39<br />

45<br />

25<br />

structural tubing (shaped tubing)<br />

B<br />

46<br />

C<br />

50<br />

58<br />

62<br />

23<br />

21<br />

D<br />

36<br />

58<br />

23<br />

A529 Structural steel with 42 ksi minimum yield point<br />

( 1 42<br />

42 60–85<br />

22<br />

‡<br />

⁄2 in maximum thickness) (plates only)<br />

50<br />

50 70–100<br />

21

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!