9520-00-277-4401, BEAM,STRUCTURAL

National Stock Number:
9520-00-277-4401

Federal Supply Class:
9520

National Item Identification Number:
002774401

Description:
BEAM,STRUCTURAL

Detail:
A STRUCTURAL SHAPE FABRICATED FROM A FERROUS OR NONFERROUS MATERIAL AND RESEMBLES THE FOLLOWING CROSS-SECTIONAL FORMS: FOR THE LETTER H, BOTH FLANGES OF THE H SECTION ARE EQUAL OR LONGER THAN THE WIDTH MEASURED ALONG THE AXIS OF THE WEB; FOR THE LETTER I, A 16 2/3 PERCENT SLOPE ON THE INSIDE FACE OF THE FERROUS TYPE FLANGE, EITHER ONE OR BOTH OF THE NONFERROUS TYPE FLANGES ARE SHORTER THAN THE LENGTH MEASURED ALONG THE AXIS OF THE WEB; FOR THE LETTERS T AND Z, ON NONFERROUS TYPE, THE WEB IS USUALLY AT RIGHT ANGLES TO THE FLANGES. LETTER H SECTION MAY HAVE A MAXIMUM OF 5 PERCENT SLOPE ON THE INSIDE FACE OF THE FLANGES.

Manufacturer Information:

ASTM A36	81346	AMERICAN SOCIETY FOR TESTING AND MATERIALS
ASTM A992	81346	AMERICAN SOCIETY FOR TESTING AND MATERIALS
QQ-S-741	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

BASIC SHAPE STYLE	H SHAPE
FILLET RADIUS WHERE BOTTOM LEFT FLANGE JOINS WEB FLANGE/LEG	0.300 INCHES NOMINAL
FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG	0.300 INCHES NOMINAL
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.300 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.300 INCHES NOMINAL
FIRST TIP STYLE	SQUARE END
FOURTH TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
HEAT TREATMENT	AS FABRICATED
LEFT BOTTOM INSIDE ANGLE	90.0 DEGREES NOMINAL
LEFT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES	3.000 INCHES NOMINAL
LEFT SIDE FLANGE HEIGHT	6.000 INCHES NOMINAL
LEFT SIDE FLANGE THICKNESS	0.269 INCHES NOMINAL
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	3.000 INCHES NOMINAL
LEFT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
LENGTH	30.000 FEET MINIMUM AND 40.000 FEET MAXIMUM
OVERALL WIDTH	6.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A992 ASSN STD SINGLE MATERIAL RESPONSE
MATERIAL	STEEL
RIGHT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES	3.000 INCHES NOMINAL
RIGHT SIDE FLANGE HEIGHT	6.000 INCHES NOMINAL
RIGHT SIDE FLANGE THICKNESS	0.269 INCHES NOMINAL
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	3.000 INCHES NOMINAL
RIGHT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
RIGHT BOTTOM INSIDE ANGLE	90.0 DEGREES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
WEIGHT PER UNIT MEASURE	15.500 POUNDS PER LINEAR FOOT
WEB FLANGE THICKNESS	0.240 INCHES NOMINAL
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP

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