Hexagonal bolt Grade 2 A307

SKU: TOG2

Hexagonal bolt Grade 2 A307

A307 hexagonal screws of different diameters and lengths to be used in connections.
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$0.47$267.72
Tipo

Hexagonal screw

Grado

SAE J429

Material

Steel

Dimensiones

ASME B18.6.3

Acabado

Natural

Cabeza

Hexagonal

Cuerda

UNC Standard

Diámetro

1/4, 5/16, 3/8, 7/16, 1/2, 5/8, 3/4, 7/8, 1, 1 1/8, 1 1/4, 1 1/2

Largo

1/2, 3/4, 1, 1 1/4, 1 1/2, 1 3/4, 2, 2 1/2, 3, 3 1/2, 4, 4 1/2, 5, 5 1/2, 6, 6 1/2, 7, 7 1/2, 8, 9, 10, 11, 12, 13

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SAE J429 bolts equivalent to ASTM A-307 bolts, A307 bolts or as they are called in the industry, grade 2 or machine bolts, are the most common steel bolts in the industry for their steel characteristics and for having a lower price than all others.

Hexagonal bolt SAE J429 Gr 2 - ASTM A307

Description: Hex head screws are fasteners that feature a six-sided (hexagonal) head with a washer face on the bearing surface and a chamfered tip. They are commonly used in the construction and machinery assembly industry. These are one of the most common fasteners in use today.
Screw dimensions
Screw dimensions
Diameter Body diameter (E) Width between faces (F) Width between corners (G) Head Height (H) Thread length (LT)
MAX MIN BASIC MAX MIN MAX MIN BASIC MAX MIN <= 6" >6"
1/4 .25 .2500 .2450 7/16 .438 .428 .505 .488 5/32 .163 .150 .750 1.000
5/16 .3125 .3125 .3065 1/2 .500 .489 .577 .557 13/64 .211 .195 .875 1.125
3/8 .3750 .3750 .3690 9/16 .562 .551 .650 .628 15/64 .243 .226 1.000 1.250
7/16 .4375 .4375 .4305 5/8 .625 .612 .722 .698 9/32 .291 .272 1.125 1.375
1/2 .5000 .5000 .4930 3/4 .750 .736 .866 .840 5/16 .323 .302 1.250 1.500
9/16 .5625 .5625 .5545 1 3/16 .812 .798 .938 .910 23/64 .371 .348 1.375 1.625
5/8 .6250 .6250 .6170 1 5/16 .938 .922 1.083 1.051 25/64 .403 .378 1.500 1.750
3/4 .75 .7500 .7410 1 1/8 1.125 1.100 1.299 1.254 15/32 .483 .455 1.750 2.000
7/8 .8750 .8750 .8660 1 5/16 1.312 1.285 1.516 1.465 35/64 .563 .531 2.000 2.250
1 1 1.0000 .99000 1 1/2 1.500 1.469 1.732 1.675 39/64 .627 .591 2.250 2.500
1 1/8 1.12 1.1250 1.1140 1 11/16 1.688 1.631 1.949 1.859 11/16 .718 .658 2.500 2.750
1 1/4 1.25 1.2500 1.2390 1 7/8 1.875 1.812 2.162 2.066 25/32 .813 .749 2.750 3.000
1 1/2 1.50 1.5000 1.4880 2 1/4 2.250 2.175 2.598 2.480 1 5/16 .974 .902 3.250 3.500
  Length tolerance:
Nominal Diameter Nominal length
Up to 1" Over 1" to 2 ½" Over 2 ½" to 4" Over 4" to 6" More than 6"
1/4 - 3/8 -.03 -.04 -.06 -.10 -.18
7/16 y ½ -.03 -.06 -.08 -.10 -.18
9/16 - 3/4 -.03 -.08 -.10 -.10 -.18
7/8 y 1 - -.10 -.14 -.16 -.20
1 1/8 - 1 1/2 - -.12 -.16 -.18 -.22
Grade 2
Applications Non-critical and economic.
Material Low or medium carbon steel.
Heat treatment NA
Hardness 1/4" - 3/4" D. Up to 6" length: B80-B100 Rockwell 1/4" - 3/4" D. up to 6" long: B70-B100 Rockwell 7/8" - 1 1/2" D. All lengths: B70-B100 Rockwell.
Core Hardness Consult previous row
Surface hardness Consult previous row
Burden of proof 1/4"-3/4" D, up to 6" long: 55,000 psi 1/4"-3/4" D, over 6" long: 33,000 psi 7/8"-1-1-1/2" D, all lengths: 33,000 psi
Performance Strength 1/4"-3/4" D, up to 6" long: 57,000 psi min. 1/4"-3/4" D, over 6" long 36,000 psi min. 7/8"-1-1-1/2" D, All lengths: 36,000 psi min.
Tensile strength 1/4"-3/4" D, up to 6" long: 74,000 psi min. 1/4"-3/4" D, over 6" long: 60,000 psi min. 7/8"-1-1-1/2" D, all lengths: 60,000 psi min.
Lengthening 18% min
Reduction of the area 35% min
Tipo

Hexagonal screw

Grado

SAE J429

Material

Steel

Dimensiones

ASME B18.6.3

Acabado

Natural

Cabeza

Hexagonal

Cuerda

UNC Standard

Diámetro

1/4, 5/16, 3/8, 7/16, 1/2, 5/8, 3/4, 7/8, 1, 1 1/8, 1 1/4, 1 1/2

Largo

1/2, 3/4, 1, 1 1/4, 1 1/2, 1 3/4, 2, 2 1/2, 3, 3 1/2, 4, 4 1/2, 5, 5 1/2, 6, 6 1/2, 7, 7 1/2, 8, 9, 10, 11, 12, 13