Hex
Cap Screws
These
properties are tested only on machined specimens when the testing machine
cannot provide for full testing of the parts.
·
Features
·
Specification
·
Related
Products
Name: HEX CAP SCREW
OR BOLT DIN931Description :A cap screw made from medium carbon steel and
heat-treated and stainless steel A2 and A4
Applications or
Advantages: Has greater tensile strength than a Grade-2 or Grade-5 orGrade-8
Yield-to-tensile ratio is the lowest of all heat treated steels.
Length of a cap screw
is measured from the underhead bearing surface to the extreme end of the screw.
|
ASME |
|||||||||||||||
|
Nominal
or |
E |
F |
G |
H |
J |
LT |
Y |
||||||||
|
Body |
Width
Across Flats |
Width
Across |
Head
Height |
Wrenching |
Thread
Length |
Transition |
|||||||||
|
For
Screw |
For
Screw |
||||||||||||||
|
Max |
Min |
Basic |
Max |
Min |
Max |
Min |
Basic |
Max |
Min |
Min |
Ref |
Ref |
Max |
||
|
1/4 |
0.2500 |
0.2500 |
0.2450 |
7/16 |
0.438 |
0.428 |
0.505 |
0.488 |
5/32 |
0.163 |
0.150 |
0.106 |
0.750 |
1.000 |
0.250 |
|
5/16 |
0.3125 |
0.3125 |
0.3065 |
1/2 |
0.500 |
0.489 |
0.577 |
0.557 |
13/64 |
0.211 |
0.195 |
0.140 |
0.875 |
1.125 |
0.278 |
|
3/8 |
0.3750 |
0.3750 |
0.3690 |
9/16 |
0.562 |
0.551 |
0.650 |
0.628 |
15/64 |
0.243 |
0.226 |
0.160 |
1.000 |
1.250 |
0.312 |
|
7/16 |
0.4375 |
0.4375 |
0.4305 |
5/8 |
0.625 |
0.612 |
0.722 |
0.698 |
9/32 |
0.291 |
0.272 |
0.195 |
1.125 |
1.375 |
0.357 |
|
1/2 |
0.5000 |
0.5000 |
0.4930 |
3/4 |
0.750 |
0.736 |
0.866 |
0.840 |
5/16 |
0.323 |
0.302 |
0.215 |
1.250 |
1.500 |
0.385 |
|
9/16 |
0.5625 |
0.5625 |
0.5545 |
13/16 |
0.812 |
0.798 |
0.938 |
0.910 |
23/64 |
0.371 |
0.348 |
0.250 |
1.375 |
1.625 |
0.417 |
|
5/8 |
0.6250 |
0.6250 |
0.6170 |
15/16 |
0.938 |
0.922 |
1.083 |
1.051 |
25/64 |
0.403 |
0.378 |
0.269 |
1.500 |
1.750 |
0.455 |
|
3/4 |
0.7500 |
0.7500 |
0.7410 |
1-1/8 |
1.125 |
1.100 |
1.299 |
1.254 |
15/32 |
0.483 |
0.455 |
0.324 |
1.750 |
2.000 |
0.500 |
|
7/8 |
0.8750 |
0.8750 |
0.8660 |
1-5/16 |
1.312 |
1.285 |
1.516 |
1.465 |
35/64 |
0.563 |
0.531 |
0.378 |
2.000 |
2.250 |
0.556 |
|
1 |
1.0000 |
1.0000 |
0.9900 |
1-1/2 |
1.500 |
1.469 |
1.732 |
1.675 |
39/64 |
0.627 |
0.591 |
0.416 |
2.250 |
2.500 |
0.625 |
|
1-1/8 |
1.1250 |
1.1250 |
1.1140 |
1-11/16 |
1.688 |
1.631 |
1.949 |
1.859 |
11/16 |
0.718 |
0.658 |
0.461 |
2.500 |
2.750 |
0.714 |
|
1-1/4 |
1.2500 |
1.2500 |
1.2390 |
1-7/8 |
1.875 |
1.812 |
2.165 |
2.066 |
25/32 |
0.813 |
0.749 |
0.530 |
2.750 |
3.000 |
0.714 |
|
1-1/2 |
1.5000 |
1.5000 |
1.4880 |
2-1/4 |
2.250 |
2.175 |
2.598 |
2.480 |
1-5/16 |
0.974 |
0.902 |
0.640 |
3.250 |
3.500 |
0.833 |
|
Tolerance on Length |
Nominal Screw |
Nominal Screw Length |
|||||||||||||
|
Up
to 1 in., incl. |
Over
1 in. to |
Over
2-1/2 in. to |
Over
4 in. to 6 in., incl. |
Longer
than 6 in. |
|||||||||||
|
1/4 to 3/8 |
-0.03 |
-0.04 |
-0.06 |
-0.10 |
-0.18 |
||||||||||
|
7/16 and 1/2 |
-0.03 |
-0.06 |
-0.08 |
-0.10 |
-0.18 |
||||||||||
|
9/16 to 3/4 |
-0.03 |
-0.08 |
-0.10 |
-0.10 |
-0.18 |
||||||||||
|
7/8 and 1 |
.... |
-0.10 |
-0.14 |
-0.16 |
-0.20 |
||||||||||
|
1-1/8 to 1-1/2 |
.... |
-0.12 |
-0.16 |
-0.18 |
-0.22 |
||||||||||
GRADE-5 HEX CAP SCREW
|
Description |
A
cap screw made from medium carbon steel and heat-treated. |
|
Applications steels. |
Has
greater tensile strength than a Grade-2. Yield-to-tensile ratio is the lowest
of all heat treated |
|
Heat Treatment |
Grade-5
cap screws shall be heat treated, oil or water quenched, at the option of the
manufacturer, and tempered at a minimum tempering temperature
of 800°F. |
|
Material |
Medium
carbon steel. Use of an alloy steel is also acceptable. |
|
Core Hardness |
1/4
through 1 in. diameter, all lengths: Rockwell C25 - C34. 1-1/8
through 1-1/2 in. diameter, all lengths: Rockwell C19 - C30. |
|
Surface Hardness |
1/4
through 1 in. diameter, all lengths: Rockwell 30N54 maximum. 1-1/8
through 1-1/2 in. diameter, all lengths: Rockwell 30N50 maximum. |
|
Proof Load |
1/4
through 1 in. diameter, all lengths: 85,000 psi. 1-1/8
through 1-1/2 in. diameter, all lengths: 74,000 psi. |
|
Yield Strength* |
1/4
through 1 in. diameter, all lengths: 92,000 psi. minimum 1-1/8
through 1-1/2 in. diameter, all lengths: 81,000 psi. minimum |
|
Tensile Strength |
1/4
through 1 in. diameter, all lengths: 120,000 psi. minimum 1-1/8
through 1-1/2 in. diameter, all lengths: 105,000 psi. minimum |
|
Elongation* |
14%
minimum (all diameters) |
|
Reduction of Area* |
35%
minimum (all sizes) |
GRADE-8 HEX CAP SCREW
|
Description |
A
cap screw made from medium carbon alloy steel and heat-treated. |
|
Applications/ Advantages |
Has
greater tensile strength than a Grade-5. Designed for use in high stress
applications. See specifications below for more information on how the Grade-8
exceeds the strength of a Grade-5. |
|
Heat Treatment |
Grade-8
cap screws shall be heat-treated, oil-quenched and tempered at a minimum
temperature of 800°F. |
|
Material |
Medium
carbon alloy steel. Note: For diameters 1/4 through 7/16 inch, it is
permissible to use AISI 1541 steel. |
|
Core Hardness |
1/4
through 1-1/2 in. diameter, all lengths: Rockwell C33 - C39. |
|
Surface Hardness |
1/4
through 1-1/2 in. diameter, all lengths: Rockwell 30N58.6 maximum. |
|
Proof Load |
1/4
through 1-1/2 in. diameter, all lengths: 120,000 psi. |
|
Yield Strength* |
1/4
through 1-1/2 in. diameter, all lengths: 130,000 psi. minimum |
|
Tensile Strength |
1/4
through 1-1/2 in. diameter, all lengths: 150,000 psi. minimum |
|
Elongation* |
12%
minimum (all diameters) |
|
Reduction of Area* |
35%
minimum (all sizes) |
· These properties ar
etested only on machined specimens when the testing machine cannot provide for
full testing of the parts.
· Product standards
require the manufacturer’s head marking to appear on the top of all cap
screws1/4” diameter and larger. “X” represents on location such a marking may
appear.
Hot Tags: hex cap csrews, India, manufacturers, factory,
made in India, Heavy Duty Sleeve Anchor, Phillips Countersunk Head
Bolt, SS304 Sleeve Anchor, Stainless Steel Dowel Screws, Square
Screw Nut, Cross Pieces DIN 11852
LADHANI METAL CORPORATION, MUMBAI, INDIA
Company Information
Ladhani Metal Corporation.
We are committed to integrate engineering steel resources in India and serve the global engineering steel market. Our company has more than 32 years of experience in steel researching, production, managing and sales.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in India.
What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!
FOR MORE DETAIL CONTACT US AT :-
ladhanimetal@gmail.com
ladhanimetals@gmail.com
www.ladhanimetal.in
www.ladhanimetal.com
LADHANI METAL CORPORATION, MUMABAI, INDIA,
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