ASTM A320 Grade L7 Bolts Suppliers, Manufacturers
A320 Grade L7 is intended for low-temperature service down to -150° F and has a minimum Charpy impact value of 20-ft-lbf at this temperature.
For quick Quote on A320 Grade L7 Bolts, please contact our Sales team.
Related Keywords for ASTM A320 L7 Bolts : astm a320 grade l7 bolts,a320 bolts,L7 bolts,L7 anchor bolts,L7 flange bolts etc
Grade Material
| L7 | AISI 4140/4142 Quenched and tempered |
|---|
Mechanical Properties
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min | Charpy Impact 20-ft-lbf @ temp |
|---|---|---|---|---|---|---|
| L7 | Up to 2-1/2 | 125 | 105 | 16 | 50 | -150° F |
Material Chemical Composition
| Element | L7 (AISI 4140) |
|---|---|
| Carbon | 0.37 - 0.49% |
| Manganese | 0.65 - 1.10% |
| Phosphorus, max | 0.035% |
| Sulfur, max | 0.040% |
| Silicon | 0.15 - 0.35% |
| Chromium | 0.75 - 1.20% |
| Nickel | |
| Molybdenum | 0.15 - 0.25% |
Recommended Nuts & Washer
| Bolt Grade | Nuts | Washers |
|---|---|---|
| L7 | A194 Grade 4 or 7 | F436 |
Astm A320 Grade L7 Related Products
| Grade L7 Bolting | Astm A320 Gr L7 Threaded Rods |
| Grade L7 Stud Bolts | Sa320 Gr L7 Screws |
| Sa320 L7 Specification Hex Cap Screws | A320 Gr L7 Square Bolts |
| Grade L7 Studs | Grade L7 Heavy Hex Screws |
| Asme Sa 320 Grade L7 Hex Bolts | Asme Sa 320 Gr L7 Bolts |
| Astm A320 Grade L7 Square Bolts | Astm A320 Gr L7 Screws |
| A320 Gr L7 Studs | Astm A320 Gr L7 Stud Bolts |
| Grade L7 Hex Bolts | Asme Sa 320 Gr L7 Hex Cap Screws |
| Astm A320 L7 Heavy Hex Screws | Astm A320 Grade L7 Threaded Rods |
| Astm A320 Gr L7 Heavy Hex Screws | Astm A320 Grade L7 Heavy Hex Screws |
| A320 L7 Specification Hex Bolts | Asme Sa 320 L7 Hex Cap Screws |
| Grade L7 Cap Screws | A320 L7 Specification Hex Cap Screws |
| Asme Sa 320 Gr L7 Hex Bolts | Astm A320 Gr L7 Studs |
| Sa320 Gr L7 Square Bolts |