Astm A193 Stainless Steel 304L Bolts & Nuts Manufacturer in India
Stainless Steel 304 Fasteners
SS 304L Bolts and Nuts
Stainless Steel 304 Fasteners Standard Specifications
| Stainless Steel 304 Fasteners Specifications | ASTM A193 / A193, ASME SA193 / SA194 |
| Standard of Stainless Steel 304l BOlt | DIN, ASTM, BS and all International Standards |
| 304H Stainless Steel Fasteners Length | 3 mm to 200 mm |
| 304 Stainless Steel Nuts Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| SS 304 Bolt / Screw Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| 304 Stainless Steel Machine Screws Size | M1.6 - M12 |
| 304 Stainless Steel Washers Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Stainless Steel Grades | SS 304 |
Common Types Of SS 304 Bolts
SS 304H Heavy Hex Bolts
AISI 304 Acorn Nuts
ASME SA193 304H SS Dome Nuts
304L SS Lag Bolts
DIN 1.4301 SS Anchor Bolts
304 SS Threaded Rod
ASME SA193 SS 304 U Bolts
SUS304L Allen Cap Bolt
A193 SS 304L Stud Bolts
UNS S30409 SS Square Nuts
DIN 1.4307 SS Countersunk Bolts
Stainless Steel 304H Self Locking Nuts
Dimensions of Type 304 Stainless Steel Bolts
| NOMINAL SIZE (D) | BODY DIAMETER | HEAD THICKNEASTM 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 |
SS Hex Nuts Dimension Chart
| 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 |
SS 304 Fasteners Torque Chart
| Torque Specifications | |||||||
|---|---|---|---|---|---|---|---|
| Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds | |||||
| 304 Stainless Steel |
316 Stainless Steel |
||||||
| #2 | 56 | 2.5 | 2.6 | ||||
| 64 | 3.0 | 3.2 | |||||
| #3 | 48 | 3.9 | 4.0 | ||||
| 56 | 4.4 | 4.6 | |||||
| #4 | 40 | 5.2 | 5.5 | ||||
| 48 | 6.6 | 6.9 | |||||
| #5 | 40 | 7.7 | 8.1 | ||||
| 44 | 9.4 | 9.8 | |||||
| #6 | 32 | 9.6 | 10.1 | ||||
| 40 | 12.1 | 12.7 | |||||
| #8 | 32 | 19.8 | 20.7 | ||||
| 36 | 22.0 | 23.0 | |||||
| #10 | 24 | 22.8 | 23.8 | ||||
| 32 | 31.7 | 33.1 | |||||
| Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds | |||||
| 304 Stainless Steel |
316 Stainless Steel |
||||||
| 1/4 | 20 | 75.2 | 78.8 | ||||
| 28 | 94.0 | 99.0 | |||||
| 5/16 | 18 | 132 | 138 | ||||
| 24 | 142 | 147 | |||||
| 3/8 | 16 | 236 | 247 | ||||
| 24 | 259 | 271 | |||||
| 7/16 | 14 | 376 | 393 | ||||
| 20 | 400 | 418 | |||||
| 1/2 | 13 | 517 | 542 | ||||
| 20 | 541 | 565 | |||||
| Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Inch-Pounds | |||||
| 304 Stainless Steel |
316 Stainless Steel |
||||||
| 9/16 | 12 | 682 | 713 | ||||
| 18 | 752 | 787 | |||||
| 5/8 | 11 | 1110 | 1160 | ||||
| 18 | 1244 | 1301 | |||||
| 3/4 | 10 | 1530 | 1582 | ||||
| 16 | 1490 | 1558 | |||||
| 7/8 | 9 | 2328 | 2430 | ||||
| 14 | 2318 | 2420 | |||||
| 1 | 8 | 3440 | 3595 | ||||
| 14 | 3110 | 3250 | |||||
| Bolt Size Inches or # |
Threads Per Inch |
Standard Dry Torque in Foot-Pounds | |||||
| 304 Stainless Steel |
316 Stainless Steel |
||||||
| 1 1/8 | 7 | 413 | 432 | ||||
| 12 | 390 | 408 | |||||
| 1 1/4 | 7 | 523 | 546 | ||||
| 12 | 480 | 504 | |||||
| 1 1/2 | 6 | 888 | 930 | ||||
| 12 | 703 | 732 | |||||
Composition Standard of SS 304 Bolts and Nuts
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| Stainless Steel 304 | min. max. | - 0.08 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - 0.10 |
| Stainless Steel 304L | min. max. | - 0.030 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 12.0 | - 0.10 |
| Stainless Steel 304H | min. max. | 0.04 0.10 | - 2.0 | - 0.75 | - 0.045 | - 0.030 | 18.0 20.0 | - | 8.0 10.5 | - |
SS UNS S30400 Bolt Mechanical Properties
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brine-ll (HB) max | ||||
| Stainless Steel 304 | 515 | 205 | 40 | 92 | 201 |
| Stainless Steel 304L | 485 | 170 | 40 | 92 | 201 |
| Stainless Steel 304H | 515 | 205 | 40 | 92 | 201 |
Equivalent Grades Of SS 304 Nuts and Bolts
| AISI Grade Equivalent | JIS Equivalent | Stainless Steel Notation | EN/DIN Numerical Equivalent | UNS designation |
EN/DIN Symbolical Equivalent |
| AISI 304 | SUS304 | SS 304 | EN 1.4301 | UNS S30400 | X4CrNi18-10 |
| AISI 304L | SUS304L | SS 304L | EN 1.4307 | UNS S30403 | X2CrNi18-9 |
| AISI 304H | SUS304H | SS 304H | EN 1.4948 | UNS S30409 | X2CrNiN18-10 |
Physical Properties of Type 304 Stainless Steel Fasteners
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity(n.m) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| Stainless Steel 304/L/H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |