ASTM A307 Grade A Bolts
ASME SA307 Threaded Rod & Anchor Bolt Manufacturer In India
ASTM A307 Grade A Bolts
ASTM A307 Carbon Steel Fastener
A307 Gr A Stud Bolts
A307 Grade A Heavy Hex Bolts
Exporter and supplier of A307 Grade A Heavy Hex Bolts in India
ASTM A307 Grade A Bolts Specification
Wide range of ASTM A307 Grade A Bolts, supplier of A307 Gr A Stud Bolts in India
| Grade A | Hex Headed Bolts, studs and threaded rods or any other bolting having a minimum tensile strength of 60 ksi, intended for general purpose applications. |
| Grade B | Hex Headed Bolts, studs, and threaded rods or any other bolting having a tensile strength of 60 to 100 ksi and intended for flanged joints in piping systems. |
Basic Types Of A307 Gr A Stud Bolts
ASTM A307 Gr A Studs
A307 Gr A Hex Bolt
ASTM A307 Grade A Fasteners
ASTM A307 Grade A Screw
ASTM A307 Grade A Threaded Rod
ASTM A307 Carbon Steel Bolts
ASTM A307 Grade A Screws
A307 Gr A Hex Bolts
A307 Anchor Bolt
A307 Thru Bolt
ASTM A307 L7 Headed Bolt
A307 Grade A Zinc Plated Timber Bolt
A307 Grade A Heavy Hex Nut Dimension Chart
Manufacturer and supplier of A307 Grade A Heavy Hex Bolts, ASTM A307 Gr A Studs and ASTM A307 Grade A Threaded Rod
| ASTM A307 Grade A | Washers | |
|---|---|---|
| 1/4" to 1-1/2" | 1-5/8" to 4" | |
| ASTM A563 A Hex | ASTM A563A Heavy Hex | ASTM F844 |
ASTM A307 Grade A Screw Composition Chart
| Grade | C | Mn | P | S |
| Grade A | 0.29% | 1.20% | 0.04% | 0.15% |
| Grade B | 0.29% | 1.20% | 0.04% | 0.05% |
ASME SA307 Grade A Threaded Rod Mechanical Behaviour
IBR approvedASTM A307 Carbon Steel Fastener, A307 Gr A Hex Bolt at factory price ex Mumbai
| Grade | Tensile, ksi | Yield, min, ksi | Elong %, min |
| A | 60 min | - | 18 |
| B | 60 – 100 | - | 18 |
| C | 58 – 80 | 36 | 23 |
Dimension Chart of A307 Hex Bolt
| Grade A Bolts Diameter | D | F | C | H | |||||
|---|---|---|---|---|---|---|---|---|---|
| Body Diameter | Width Across Flats | Width Across Corners | Height | ||||||
| Max | Basic | Max | Min | Max | Min | Basic | Max | Min | |
3/8 |
0.388 |
9/16 |
0.562 |
0.544 |
0.650 |
0.620 |
1/4 |
0.268 |
0.226 |
1/2 |
0.515 |
3/4 |
0.750 |
0.725 |
0.866 |
0.826 |
11/32 |
0.364 |
0.302 |
5/8 |
0.642 |
15/16 |
0.938 |
0.906 |
1.083 |
1.033 |
27/64 |
0.444 |
0.378 |
3/4 |
0.768 |
1-1/8 |
1.125 |
1.088 |
1.299 |
1.240 |
1/2 |
0.524 |
0.455 |
7/8 |
0.895 |
1-5/16 |
1.312 |
1.269 |
1.516 |
1.447 |
37/64 |
0.604 |
0.531 |
1 |
1.022 |
1-1/2 |
1.500 |
1.450 |
1.732 |
1.653 |
43/64 |
0.700 |
0.591 |
1-1/8 |
1.149 |
1-11/16 |
1.688 |
1.631 |
1.949 |
1.859 |
3/4 |
0.780 |
0.658 |
1-1/4 |
1.277 |
1-7/8 |
1.875 |
1.812 |
2.165 |
2.066 |
27/32 |
0.876 |
0.749 |
1-3/8 |
1.404 |
2-1/16 |
2.062 |
1.994 |
2.382 |
2.273 |
29/32 |
0.940 |
0.810 |
1-1/2 |
1.531 |
2-1/4 |
2.250 |
2.175 |
2.598 |
2.480 |
1 |
1.036 |
0.902 |
1-3/4 |
1.785 |
2-5/8 |
2.625 |
2.538 |
3.031 |
2.893 |
1-5/32 |
1.196 |
1.054 |
2 |
2.039 |
3 |
3.000 |
2.900 |
3.464 |
3.306 |
1-11/32 |
1.388 |
1.175 |
2-1/4 |
2.305 |
3-3/8 |
3.375 |
3.262 |
3.897 |
3.719 |
1-1/2 |
1.548 |
1.327 |
2-1/2 |
2.559 |
3-3/4 |
3.750 |
3.625 |
4.330 |
4.133 |
1-21/32 |
1.708 |
1.479 |
Marking Requirement Of ASNE SA307 Grade A Bolt
| Grade | Details |
|---|---|
| Grade A | Grade A Bolts are marked or stamped with "307A" along with optional manufacturer's Initial or logo. |
ASTM A307 Bolts Grade
| A |  |
Headed bolts, threaded rods and bent bolts intended for general applications. |
|---|---|---|
| B |  |
Heavy hex bolts and studs intended for flanged joints in piping systems with cast iron flanges. |
| C* |  |
Nonheaded anchor bolts, either bent or straight, intended for structural anchorage purposes. The end of a grade C anchor bolt intended to project from the concrete will be painted green for identification purposes. Permanent marking is a supplemental requirement. *As of August 2007, grade C has been replaced by specification F1554 grade 36. |
We are looking for importers in these locations
| Hong Kong, UAE, Malaysia, Oman | A307 Grade A Bolts |
| Philippines, Belgium, Indonesia, Dammam -KSA | A307 Carbon Steel Fastener |
| Europe, Thailand, France, Qatar | A307 Gr A Stud Bolts |
| Bangladesh, Finland, USA, Malaysia | A307 Grade A Heavy Hex Bolts |
| Kuwait, Brazil, Saudi Arabia (KSA), South Africa | A307 Gr A Studs |
| Thailand, Malaysia, Germany, Czechia | A307 Gr A Hex Bolt |
| Singapore, Singapore, South Africa, Bahrain | A307 Grade A Fasteners |
| UK, Nigeria, Australia, Philippines | A307 Grade A Screw |
| Iran, Singapore, Italy, Chile | A307 Grade A Threaded Rod |
| Norway, Malaysia, Turkey, United Arab Emirates (UAE) | A307 Carbon Steel Bolts |
| Russia, Dubai, Malaysia, Netherlands | A307 Grade A Screw |
| Mexico, UK, Spain, Egypt | A307 Gr A Hex Bolts |