Stainless Steel A320 Bolts And Nuts
ASTM A320 Stainless Steel Bolts, ASTM A320 L7 Nuts, ASTM A320 Grade B8M Nuts, ASTM A320 Square Bolts Suppliers in India.
Ranfit Metals and Alloys is Manufacture and Supply ASTM A320 Bolts. ASTM A320 Grade L7 Studs (AISI 4140) determination covers combination and hardened steel rushing in items, for example, high weight ribs and high weight pipe fittings to get high temperature or high weight and erosion safe steels sturdiness and administration. ASTM A320 Grade L7 Nuts and ASTM A320 Grade L7 Bolts are made from AISI 4140 and AISI 4145 hardened steel individually, which has been extinguished and tempered to augment the quality. ASTM A320 Specifications covers premium Alloy Steel darting for use in ,valves, weight vessels and Fittings. Ranfit Metals and Alloys Manufacture these ASTM A320 Bolts in different sizes and Coatings. its really affirmed in 1948, the ASTM A320 determination utilized for low temperature administration. This standard spreads screws, studs, fasteners and stud fasteners, manufactured, rolled or strain solidified bars. Like the ASTM A193 detail, the 8UN string arrangement is characterize on clasp bigger than 1" in measurement.
ASTM A320 Grade L7 Stainless Steel Bolts offer highlights like Trouble free execution, Precisely-structured, Enhanced administration life, Robustness, Accurate size, Corrosion verification, and so forth. Diverse in sizes and examples our exceptional quality ASTM A320 Grade L7 AS Bolts is extraordinarily requested in the market for their theoretical highlights and determinations. The ASTM A320 detail covers amalgam steel and hardened steel darting materials for low temperature administration. This standard spreads moved, manufactured, or strain solidified bars, fasteners, screws, studs, and stud screws utilized for weight vessels, valves, spines, and fittings.
A320 Gr L7 Material, A320 Gr L7 Hdg, ASTM A320 Gr L7 Stud Bolt, ASTM A320 L7 Hex Head Nut Supplier & Exporter in India.
Stainless Steel ASTM A320 Bolts & Nuts Specification
| Standards | Designation |
|---|---|
| ASTM/ASME | ASTM A320 /SA320 : Grade L7, L7M, B8, B8M |
| Delivery time | Regular product is about 7-15 days, custom product will according to special requirement |
| Coatings | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
|
Dimensions |
ASME B18.2.1, B18.3 |
|
Melt Origin |
East Europe/South America/Korea/Japan |
|
Product Origin |
Made in India |
|
Threads Configuration |
ASME B1.1 2A/3A Inch Unified Threads and B1.13M 6h Metric Coarse Threads |
|
Certification |
Dual Certified As per ASTM & ASME Codes |
|
Additional Certifications |
PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Coatings | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
|
Mandatory Requirements |
Free from Mercury & Radioactive Contamination |
|
Additional Requirements |
NACE MR0103 / MR0175 / ISO 15156 Compliance |
| Types | Hexagon Nuts, Self Locking Nut, Square Nuts, Hexagon Coupling Nuts, Hexagon Castle Nuts, Hexagon Domed Cap Nuts, Hexagon Thin Nuts, Hexagon Thin Nuts etc. |
ASTM A320 Impact Test Requirements
| Bolts Grade | Test Temperature | |
| °F | °C | |
| Grade L7M, L70, L71, L72, L73 | -100 | -73 |
| Grade L7, L7A, L7B, L7C | -150 | -101 |
| Grade L43 | -150 | -101 |
| Grade L1 | -100 | -73 |
ASTM A320 Recommended Hardware
| Bolts Grade | Nuts | Washers |
| Grade L7 | A194 Grade 4 or 7 | F436 |
| Grade L43 | A194 Grade 4 or 7 | F436 |
| B8 Class 1 | A194 Grade 8 | SS304 |
| B8M Class 1 | A194 Grade 8M | SS316 |
| B8 Class 2 | A194 Grade 8 | SS304 |
| B8M Class 2 | A194 Grade 8M | SS316 |
ASTM A320 Bolts & Nuts Equivalent Grade
| L7 | AISI 4140/4142 Quenched and tempered |
| L7M | AISI 4145 Quenched and tempered |
| L43 | AISI 4340 Quenched and tempered |
| B8 Class 1 | AISI 304, carbide solution treated |
| B8 Class 2 | AISI 304, carbide solution treated, strain hardened |
| B8M Class 1 | AISI 316, carbide solution treated |
| B8M Class 2 | AISI 316, carbide solution treated, strain hardened |
Chemical Composition of ASTM A320 Bolts & Nuts
| Element | L7 (AISI 4140) | L43 (AISI 4340) | B8 (AISI 304) | B8M (AISI 316) |
| Carbon | 0.37 – 0.49% | 0.38 – 0.43% | 0.08% max | 0.08% max |
| Manganese | 0.65 – 1.10% | 0.75 – 1.00% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.040% | 0.030% | 0.030% |
| Silicon | 0.15 – 0.35% | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.75 – 1.20% | 0.70 – 0.90% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 1.65 – 2.00% | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 0.02 – 0.30% |
|
2.00 – 3.00% |
Mechanical Properties of SS ASTM A320 Bolts & Nuts
| 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 |
| L43 | Up to 4 | 125 | 105 | 16 | 50 | -150° F |
| B8 Class 1 | All | 75 | 30 | 30 | 50 | N/A |
| B8 Class 2 | Up to 3/4 | 125 | 100 | 12 | 35 | N/A |
| 7/8 – 1 | 115 | 80 | 15 | 35 | N/A | |
| 1-1/8 – 1-1/4 | 105 | 65 | 20 | 35 | N/A | |
| 1-3/8 – 1-1/2 | 100 | 50 | 28 | 45 | N/A | |
| B8M Class 1 | All | 75 | 30 | 30 | 50 | N/A |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 | N/A |
| 7/8 – 1 | 100 | 80 | 20 | 45 | N/A | |
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | N/A | |
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 | N/A |
Types of Stainless Steel ASTM A320 Bolts & Nuts
Stainless Steel ASTM A320 Hex Nuts
Stainless Steel ASTM A320 Lock Nuts
Stainless Steel ASTM A320 Hexagon Coupling Nuts
Stainless Steel ASTM A320 Square Nuts
Stainless Steel ASTM A320 Hexagon Castle Nuts
Stainless Steel ASTM A320 Hex Bolts
Stainless Steel ASTM A320 Allen Cap Bolts
Stainless Steel ASTM A320 Anchor Bolts
Stainless Steel ASTM A320 High Tensile Hex Bolts
Stainless Steel ASTM A320 J Bolts
Stainless Steel ASTM A320 Hexagon Thin Nuts
Stainless Steel ASTM A320 Nylon Insert Lock Nuts
Stainless Steel ASTM A320 Hex Domed Cap Nuts
Stainless Steel ASTM A320 Flex Lock Nut
Stainless Steel ASTM A320 Tap End Stud Bolts
Stainless Steel ASTM A320 Double End Stud Bolt
Stainless Steel ASTM A320 Fully Threaded Stud Bolts
Stud Bolts with Reduced Shank
Stainless Steel ASTM A320 Flange Stud Bolts
Stainless Steel ASTM A320 Stud Bolts Dimension Chart
| Diameter | Diameter in mm | Diameter in inch | Nut Sizes |
|---|---|---|---|
| M12 | 12 | 0.4724 | 19 |
| M10 | 10 | 0.3937 | 17 |
| M14 | 14 | 0.5512 | 22 |
| M18 | 18 | 0.7087 | 27 |
| M16 | 16 | 0.6299 | 24 |
| M20 | 20 | 0.7874 | 30 |
| M24 | 24 | 0.9449 | 36 |
| M22 | 22 | 0.8661 | 32 |
| M27 | 27 | 1.063 | 41 |
| M33 | 33 | 1.2992 | 50 |
| M30 | 30 | 1.1811 | 46 |
| M36 | 36 | 1.4173 | 55 |
| M42 | 42 | 1.6535 | 65 |
| M39 | 39 | 1.5354 | 60 |
| M45 | 45 | 1.7717 | 70 |
| M52 | 52 | 2.0472 | 80 |
| M48 | 48 | 1.8898 | 75 |
| M56 | 56 | 2.2047 | 85 |
| M64 | 64 | 2.5197 | 95 |
| M60 | 60 | 2.3622 | 90 |
| M68 | 68 | 2.6772 | 100 |
| M76 | 76 | 2.9921 | 110 |
| M72 | 72 | 2.8346 | 105 |
| M80 | 80 | 3.1496 | 115 |
| M90 | 90 | 3.5433 | 130 |
| M85 | 85 | 3.3464 | 120 |
| M100 | 100 | 3.937 | 145 |
| M160 | 160 | 6.2992 | 230 |
| M125 | 125 | 4.9212 | 180 |
| M110 | 110 | 4.3307 | 155 |
| M140 | 140 | 5.5118 | 200 |
Stainless Steel ASTM A320 Nuts Size
| Thread Size (dia.-TPI) | Major Diameter (in.) | Lead (in./rev.) | Product Line | Hand | Material | Style | Width Across Flats (in.) | Outside Diameter (in.) | Overall Length (in.) |
|---|---|---|---|---|---|---|---|---|---|
| 1/4 - 16 | 0.25 | 0.063 | Acme | RH | Stainless Steel | Hex | 0.5 | 0 | 0.25 |
| 3/8 - 12 | 0.375 | 0.083 | Acme | RH | Stainless Steel | Hex | 0.688 | 0 | 0.375 |
| 3/8 - 12 | 0.375 | 0.083 | Acme | LH | Stainless Steel | Hex | 0.688 | 0 | 0.375 |
| 1/2 - 10 | 0.5 | 0.1 | Acme | RH | Stainless Steel | Hex | 0.875 | 0 | 0.5 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | RH | Stainless Steel | Hex | 1.063 | 0 | 0.625 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | RH | Stainless Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 5 | 0.75 | 0.2 | Acme | RH | Stainless Steel | Hex | 1.25 | 0 | 0.75 |
| 1 - 5 | 1 | 0.2 | Acme | RH | Stainless Steel | Hex | 1.625 | 0 | 1 |
| 1 - 5 | 1 | 0.2 | Acme | LH | Stainless Steel | Hex | 1.625 | 0 | 1 |
| 1 - 4 | 1 | 0.25 | Acme | RH | Stainless Steel | Hex | 1.625 | 0 | 1 |
| 1 - 4 | 1 | 0.25 | Acme | LH | Stainless Steel | Hex | 1.625 | 0 | 1 |
| 1 1/4 - 5 | 1.25 | 0.2 | Acme | RH | Stainless Steel | Hex | 2 | 0 | 1.25 |
| 1 1/2 - 4 | 1.5 | 0.25 | Acme | RH | Stainless Steel | Hex | 2.25 | 0 | 1.5 |
| 1 3/4 - 4 | 1.75 | 0.25 | Acme | RH | Stainless Steel | Hex | 2.75 | 0 | 1.75 |
| 2 - 4 | 2 | 0.25 | Acme | RH | Stainless Steel | Hex | 3 | 0 | 2 |
| 1/2 - 10 | 0.5 | 0.1 | Acme | RH | Steel | Square | 0.875 | 0 | 0.5 |
| 1/2 - 10 | 0.5 | 0.1 | Acme | LH | Steel | Hex | 0.875 | 0 | 0.5 |
| 1/2 - 10 | 0.5 | 0.1 | Acme | LH | Steel | Round | 0 | 0.875 | 0.5 |
| 1/2 - 10 | 0.5 | 0.1 | Acme | LH | Steel | Square | 0.875 | 0 | 0.5 |
| 5/8 - 10 | 0.625 | 0.1 | Acme | RH | Steel | Hex | 1.063 | 0 | 0.625 |
| 5/8 - 10 | 0.625 | 0.1 | Acme | LH | Steel | Hex | 1.063 | 0 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | RH | Steel | Hex | 1.125 | 0 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | RH | Steel | Round | 0 | 1.125 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | RH | Steel | Square | 1.125 | 0 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | LH | Steel | Hex | 1.125 | 0 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | LH | Steel | Round | 0 | 1.125 | 0.625 |
| 5/8 - 8 | 0.625 | 0.125 | Acme | LH | Steel | Square | 1.125 | 0 | 0.625 |
| 3/4 - 10 | 0.75 | 0.1 | Acme | RH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 10 | 0.75 | 0.1 | Acme | LH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 8A Thread Size (dia.-TPI) | .750B Major Diameter (in.) | .125 C Lead (in./rev.) | Acme D Product Line | RH EH and | Steel F Material | HexGStyle | 1.250H Width Across Flats (in.) | .000I Outside Diameter (in.) | .750J Overall Length (in.) |
| 3/4 - 8 | 0.75 | 0.125 | Acme | RH | Steel | Round | 0 | 1.25 | 0.75 |
| 3/4 - 8 | 0.75 | 0.125 | Acme | RH | Steel | Square | 1.25 | 0 | 0.75 |
| 3/4 - 8 | 0.75 | 0.125 | Acme | LH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 8 | 0.75 | 0.125 | Acme | LH | Steel | Round | 0 | 1.25 | 0.75 |
| 3/4 - 8 | 0.75 | 0.125 | Acme | LH | Steel | Square | 1.25 | 0 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | RH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | RH | Steel | Round | 0 | 1.25 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | RH | Steel | Square | 1.25 | 0 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | LH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | LH | Steel | Round | 0 | 1.25 | 0.75 |
| 3/4 - 6 | 0.75 | 0.167 | Acme | LH | Steel | Square | 1.25 | 0 | 0.75 |
| 3/4 - 5 | 0.75 | 0.2 | Acme | RH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 5 STUB | 0.75 | 0.2 | Acme | RH | Steel | Hex | 1.25 | 0 | 0.75 |
| 3/4 - 5 STUB | 0.75 | 0.2 | Acme | RH | Steel | Round | 0 | 1.25 | 0.75 |
Stainless Steel ASTM A320 Nuts Standards
| DIN Nuts | Hexagon Nuts |
|---|---|
| Din 315 Nuts | DIN 934 |
| Din 431 Nuts | BS 1768 |
| Din 555 Nuts | BS 1769 |
| Din 557 Nuts | BS 1083 |
| Din 562 Nuts | BS 3692 |
| Din 582 Nuts | ISO 4032 |
| Din 934 Nuts | ISO 4033 |
| Din 936 Nuts | ANSI B18.2.2 |
| Din 1587 Nuts | |
| Din 6923 Nuts |
SS ASTM A320 Nuts Dimensions
| Nominal Size or Basic Major Thread Diameter | F | G | H | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Width Across Flats | Width Across Corners | Thickness | |||||||
| Basic | Max | Min | Max | Min | Basic | Max | Min | ||
| 1/4 | .2500 | 1/2 | .500 | .488 | .577 | .556 | 15/64 | .250 | .218 |
| 5/16 | .3125 | 9/16 | .562 | .546 | .650 | .622 | 19/64 | .314 | .280 |
| 3/8 | .3750 | 11/16 | .688 | .669 | .794 | .763 | 23/64 | .377 | .341 |
| 7/16 | .4375 | 3/4 | .750 | .728 | .866 | .830 | 27/64 | .441 | .403 |
| 1/2 | .5000 | 7/8 | .875 | .850 | 1.010 | .969 | 31/64 | .504 | .464 |
| 9/16 | .5625 | 15/16 | .938 | .909 | 1.083 | 1.037 | 35/64 | .568 | .526 |
| 5/8 | .6250 | 1-1/16 | 1.062 | 1.031 | 1.227 | 1.175 | 39/64 | .631 | .587 |
| 3/4 | .7500 | 1-1/4 | 1.250 | 1.212 | 1.443 | 1.382 | 47/64 | .758 | .710 |
| 7/8 | .8750 | 1-7/16 | 1.438 | 1.394 | 1.660 | 1.589 | 55/64 | .885 | .833 |
| 1 | 1.0000 | 1-5/8 | 1.325 | 1.575 | 1.876 | 1.796 | 63/64 | 1.012 | .956 |
| 1-1/8 | 1.1250 | 1-13/16 | 1.812 | 1.756 | 2.093 | 2.002 | 1-7/64 | 1.139 | 1.079 |
| 1-1/4 | 1.2500 | 2 | 2.000 | 1.938 | 2.309 | 2.209 | 1-7/32 | 1.251 | 1.187 |
| 1-3/8 | 1.3750 | 2-3/16 | 2.188 | 2.119 | 2.526 | 2.416 | 1-11/32 | 1.378 | 1.460 |
| 1-1/2 | 1.5000 | 2-3/8 | 2.375 | 2.300 | 2.742 | 2.622 | 1-15/32 | 1.505 | 1.433 |
| 1-5/8 | 1.6250 | 2-9/16 | 2.562 | 2.481 | 2.959 | 2.828 | 1-19/32 | 1.632 | 1.556 |
| 1-3/4 | 1.7500 | 2-3/4 | 2.750 | 2.662 | 3.175 | 3.035 | 1-23/32 | 1.759 | 1.679 |
| 2 | 2.0000 | 3-1/8 | 3.125 | 3.025 | 3.608 | 3.449 | 1-31/32 | 2.013 | 1.925 |
| 2-1/4 | 2.2500 | 3-1/2 | 3.500 | 3.388 | 4.041 | 3.862 | 2-13/64 | 2.251 | 2.155 |
| 2-1/2 | 2.5000 | 3-7/8 | 3.875 | 3.750 | 4.474 | 4.275 | 2-29/64 | 2.505 | 2.401 |
| 2-3/4 | 2.7500 | 4-1/4 | 4.250 | 4.112 | 4.907 | 4.688 | 2-45/64 | 2.759 | 2.647 |
| 3 | 3.0000 | 4-5/8 | 4.625 | 4.475 | 5.340 | 5.102 | 2-61/64 | 3.013 | 2.893 |
| 3-1/4 | 3.2500 | 5 | 5.000 | 4.838 | 5.774 | 5.515 | 3-3/16 | 3.252 | 3.124 |
| 3-1/2 | 3.5000 | 5-3/8 | 5.375 | 5.200 | 6.207 | 5.928 | 3-7/16 | 3.506 | 3.370 |
| 3-3/4 | 3.7500 | 5-3/4 | 5.750 | 5.562 | 6.640 | 6.341 | 3-11/16 | 3.670 | 3.616 |
| 4 | 4.0000 | 6-1/8 | 6.125 | 5.925 | 7.073 | 6.755 | 3-15/16 | 4.014 | 3.862 |
Stainless Steel ASTM A320 Nuts Sizes
| Stainless Steel Nuts size chart | Stainless Steel Nuts size guide | Stainless Steel Nuts dimensions |
|---|---|---|
| 3/8″-16 Grade 5 Finished Stainless Steel ASTM A320 Nuts | 1/2″-13 Yellow Grade 8 Finished Stainless Steel ASTM A320 Nuts | 1/4″-20 Grade 2 NE Steel Stainless Steel ASTM A320 Nuts |
| 5/16″-18 Grade 2 NE Steel Nylon Insert Stainless Steel ASTM A320 Nuts | 1/2″-13 ASTM A320 Grade A Steel Stainless Steel ASTM A320 Nuts | 3/8″-16 ASTM A320 Grade A Steel Stainless Steel ASTM A320 Nuts |
| 3/4″-10 A194 2-H Plain Finish Heavy Stainless Steel ASTM A320 Nut | 5/8″-11 A194 2-H Plain Finish Heavy Stainless Steel ASTM A320 Nut | 3/8-16 Low Carbon Plated Heavy Stainless Steel ASTM A320 Nut |
| 5/16″-18 Acorn Stainless Steel Nuts 18-8 Stainless Steel ASTM A320 | 1/2″-13 Acorn Stainless Steel Nuts 18-8 Stainless Steel ASTM A320 | 5/16″-18 Case Hardened Stainless Steel ASTM A320 Nuts |
| 5/8-18 Stainless Steel ASTM A320 Nuts | 3/4-16 Stainless Steel ASTM A320 Nuts | 5/8″-11 Case Hardened Stainless Steel ASTM A320 Nuts |
| 7/8″-14 SAE J995 Grade 2 Plain Finish Steel Stainless Steel ASTM A320 Nuts | 1″-8 SAE J995 Grade 2 Plain Finish Steel Stainless Steel ASTM A320 Nuts | 3/8″-16 x 0.620″ – 0.655″ Width Bridge Spot Stainless Steel ASTM A320 Nuts |
| 1/4″-20 Wide Spot Weld Stainless Steel ASTM A320 Nuts | 3/4-10 x L2-1/4 x W1″Coupling SS ASTM A320 Nuts | 3/8-16 x L1-3/4 x W5/8 Coupling Stainless Steel ASTM A320 Nuts |
| 1/4-20 Plated Cold Stainless Steel ASTM A320 Nuts | 5/16-18 Plated Cold Stainless Steel ASTM A320 Nuts | 1/2″-13 Grade A Plain Finish Steel Regular Stainless Steel ASTM A320 Nuts |
| 3/8″-16 Grade A Finish Steel Regular Stainless Steel ASTM A320 Nuts | 5/8″-11 Grade A Finish Steel Regular Stainless Steel ASTM A320 Nuts | M6-1.0 Class 5 Finish Steel Regular Stainless Steel ASTM A320 Nuts |
| Nut Size (mm) | Diameter*(mm) | Height (mm) | ||
|---|---|---|---|---|
| Hex Nut | Jam Nut | Nylock Nut | ||
| 2 | 4 | 1.6 | 1.2 | - |
| 2.5 | 5 | 2 | 1.6 | - |
| 3 | 5.5 | 2.4 | 1.8 | 4 |
| 4 | 7 | 3.2 | 2.2 | 5 |
| 5 | 8 | 4 | 2.7 | 5 |
| 6 | 10 | 5 | 3.2 | 6 |
| 7 | 11 | 5.5 | 3.5 | - |
| 8 | 13 | 6.5 | 4 | 8 |
| 10 | 17 | 8 | 5 | 10 |
| 12 | 19 | 10 | 6 | 12 |
| 14 | 22 | 11 | 7 | 14 |
| 16 | 24 | 13 | 8 | 16 |
| 18 | 27 | 15 | 9 | 18.5 |
| 20 | 30 | 16 | 10 | 20 |
| * This is the diameter across the flats. It is also the size of wrench to use. | ||||
ASTM A320 Stainless Steel Nut Weight Chart
| Size | Finished Hex | Heavy Hex | Finished Jam | Heavy Hex Jam | Square | Heavy Square |
|---|---|---|---|---|---|---|
| 1/2" Nut | 3.75 | 6.54 | 2.62 | 4.00 | 5.78 | 7.87 |
| 5/8" Nut | 7.33 | 11.9 | 4.93 | 6.96 | 10.8 | 14.3 |
| 3/4" Nut | 11.9 | 19.3 | 7.70 | 11.0 | 15.4 | 23.5 |
| 7/8" Nut | 19.0 | 29.7 | 12.0 | 16.7 | 24.5 | 36.2 |
| 1" Nut | 28.3 | 42.5 | 17.6 | 23.5 | 36.3 | 51.5 |
| 11/8" Nut | 40.3 | 59.2 | 24.7 | 32.4 | 52.5 | 72.4 |
| 11/4" Nut | 54.3 | 78.6 | 36.1 | 45.8 | 70.6 | 95.5 |
| 13/8" Nut | 73.0 | 102 | 47.9 | 59.3 | 94.5 | 125.0 |
| 11/2" Nut | 94.3 | 131 | 60.9 | 74.8 | 122 | 161 |
| 15/8" Nut | 162 | 91.6 | ||||
| 13/4" Nut | 151 | 204 | 100 | 114 | ||
| 17/8" Nut | 241 | 134 | ||||
| 2" Nut | 224 | 299 | 140 | 165 | ||
| 21/4" Nut | 419 | 227 | ||||
| 21/2" Nut | 564 | 332 | ||||
| 23/4" Nut | 738 | 429 | ||||
| 3" Nut | 950 | 545 | ||||
| 31/4" Nut | 1194 | 651 | ||||
| 31/2" Nut | 1526 | 851 | ||||
| 33/4" Nut | 1812 | 1005 | ||||
| 4" Nut | 2180 | 1200 |
Other Types of SS ASTM A320 Heavy Hex Bolt Dimension
| Diameter (D) | Body Diameter (D) | Across the Flats (F) | Across the Corners © | Head Height (H) | Thread Lengths (T) | |||||
| MAX | MIN | MAX | MIN | MAX | MIN | MAX | MIN | < 6” | > 6” | |
| 1/2 | 0.515 | 0.482 | 0.875 | 0.85 | 1.01 | 0.969 | 0.364 | 0.302 | 1.25 | 1.5 |
| 5/8 | 0.642 | 0.605 | 1.062 | 1.031 | 1.227 | 1.175 | 0.444 | 0.378 | 1.5 | 1.75 |
| 3/4 | 0.768 | 0.729 | 1.25 | 1.212 | 1.443 | 1.383 | 0.524 | 0.455 | 1.75 | 2 |
| 7/8 | 0.895 | 0.852 | 1.438 | 1.394 | 1.66 | 1.589 | 0.604 | 0.531 | 2 | 2.25 |
| 1 | 1.022 | 0.976 | 1.625 | 1.575 | 1.876 | 1.796 | 0.7 | 0.591 | 2.25 | 2.5 |
| 1 1/8 | 1.149 | 1.098 | 1.812 | 1.756 | 2.093 | 2.002 | 0.78 | 0.658 | 2.5 | 2.75 |
| 1 1/4 | 1.277 | 1.223 | 2 | 1.938 | 2.309 | 2.209 | 0.876 | 0.749 | 2.75 | 3 |
| 1 3/8 | 1.404 | 1.345 | 2.188 | 2.119 | 2.526 | 2.416 | 0.94 | 0.81 | 3 | 3.25 |
| 1 1/2 | 1.531 | 1.47 | 2.375 | 2.3 | 2.742 | 2.622 | 1.036 | 0.902 | 3.25 | 3.5 |
| 1 3/4 | 1.785 | 1.716 | 2.75 | 2.662 | 3.175 | 3.035 | 1.196 | 1.054 | 3.75 | 4 |
| 2 | 2.039 | 1.964 | 3.125 | 3.025 | 3.608 | 3.449 | 1.388 | 1.175 | 4.25 | 4.5 |
| 2 1/4 | 2.305 | 2.214 | 3.5 | 3.388 | 4.041 | 3.862 | 1.548 | 1.327 | 4.75 | 5 |
| 2 1/2 | 2.559 | 2.461 | 3.875 | 3.75 | 4.474 | 4.275 | 1.708 | 1.479 | 5.25 | 5.5 |
| 2 3/4 | 2.827 | 2.711 | 4.25 | 4.112 | 4.907 | 4.688 | 1.869 | 1.632 | 5.75 | 6 |
| 3 | 3.081 | 2.961 | 4.625 | 4.475 | 5.34 | 5.102 | 2.06 | 1.815 | 6.25 | 6. |
Other Types of SS ASTM A320 Hex Bolt Dimension
| NOMINAL SIZE (D) | BODY DIAMETER | HEAD THICKNESS ASTM A193 | ACROASTM A193 THE FLATS | ACROASTM A193 CORNERS | ||||
| D (MAX) | D (MIN) | H (MAX) | H (MIN) | F (MAX) | F (MIN) | C (MAX) | C (MIN) | |
| m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
| m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
| m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
| m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
| m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
| m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
| m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
| m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
| m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
| m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
| m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
| m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
| m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
| m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
| m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
| m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
Other Types of SS ASTM A320 Bolt Torque Chart
| BOLTS DIA | Torque FT-LBS | ||
| 30% Initial Torque | 70% Torque | 100% Final Torque | |
| 1/2 | 16 | 36 | 52 |
| 9/16 | 23 | 53 | 75 |
| 5/8 | 31 | 73 | 104 |
| 3/4 | 55 | 129 | 184 |
| 7/8 | 71 | 166 | 237 |
| 1 | 107 | 249 | 356 |
| 1.1/8 | 127 | 297 | 424 |
| 1.1/4 | 179 | 417 | 596 |
| 1.3/8 | 186 | 435 | 622 |
| 1.1/2 | 246 | 574 | 821 |
| 1.9/16 | 168 | 392 | 560 |
| 1.5/8 | 191 | 445 | 636 |
| 1.3/4 | 240 | 561 | 801 |
| 1.7/8 | 298 | 696 | 994 |
| 2 | 366 | 853 | 1219 |
| 2.1/4 | 529 | 1234 | 1762 |
| 2.1/2 | 733 | 1709 | 2442 |
| 2.3/4 | 986 | 2300 | 3285 |
| 3 | 1289 | 3008 | 4297 |
| BOLTS DIA |
Torque Nm | ||
| 30% Initial Torque | 70% Torque | 100% Final Torque | |
| 1/2 | 22 | 49 | 71 |
| 9/16 | 31 | 72 | 102 |
| 5/8 | 42 | 99 | 141 |
| 3/4 | 75 | 175 | 249 |
| 7/8 | 96 | 225 | 321 |
| 1 | 145 | 338 | 483 |
| 1.1/8 | 172 | 403 | 575 |
| 1.1/4 | 243 | 565 | 808 |
| 1.3/8 | 252 | 590 | 843 |
| 1.1/2 | 334 | 778 | 1113 |
| 1.9/16 | 228 | 531 | 759 |
| 1.5/8 | 259 | 603 | 862 |
| 1.3/4 | 325 | 761 | 1086 |
| 1.7/8 | 404 | 944 | 1348 |
| 2 | 496 | 1157 | 1653 |
| 2.1/4 | 717 | 1673 | 2389 |
| 2.1/2 | 994 | 2317 | 3311 |
| 2.3/4 | 1337 | 3118 | 4454 |
| 3 | 1748 | 4078 | 5826 |
Other Types of SS ASTM A320 Nuts
| ASTM A 320 Eye Bolt Supplier | ASME SA320 L7M Grub Screw |
| ASTM A 320 L7 Heavy Hex Bolts | A320 L7M Nuts Manufacturer |
| ASTM A 320 L7 Step Bolt | A320 Gr L7 Stud Bolts |
| ASTM A320 L7 Lag Bolt Exporter | ASTM A320 Stud Bolt |
| ASTM A320 Gr. L7 Threaded Rod | A320 L7M Hanger Bolt |
| ASTM A320 L7M Tie Rod | A320 Gr. L7 Hex Nut |
| SA320 Nuts Exporter | ASTM A320 L7M Stud Bolts |
| A320 L7 Hex Nut Supplier | A320 L7M Shoulder Bolt |
| ASTM A320 Grade L7 Stud Bolt | A320 Gr L7 Stud Bolts Supplier |
| A320 L7M Stainless Steel bolts | A 320 Plow Bolt Distributor |