Alloy steels work well in high temperature environments. It is because of the increase in elements in their chemical composition that imparts them the ability to withstand elevated temperatures. One of the reasons, for the ASTM A193 Grade B16 Hex Bolts being well liked fastener grade is that they deliver a good performance up to temperatures as high as 840°F.
Usually, fasteners, especially threaded fasteners tend to lose their shape on exposure to high thermal levels, which in turn could adversely affect the application. And in some instances, it may lead to unfastening. However, in the case of ASTM A193 Grade B16 Bolts, the cr-mo-v chemistry sustains them in such environments. It is not only high temperatures that cause fasteners to deform but also high pressure or stress that can cause a load on the bolts. The inclusion of vanadium in the alloy brings up the mechanical strength of the material, and so it is common to see this grade used in high strength applications across industries. The Astm A193 B16 Fasteners are treated by hardening and tempering, both of which are responsible for the alloy’s hardness and toughness properties. Oil quenching is used to harden the material, whereas, tempering treatment is carried out at ambient temperature. Industries such as power generation and the petrochemical sector use the ASTM A193 B16 Stud Bolts because it offers a combination of attractive properties like - high hardness, good mechanical strength, and moderate to good resistance to corrosion. Compared to most inexpensive carbon steel alloys, fasteners produced from Sa 193 B16 Material tend to be more resistant to corrosion, durable, and last longer. Though the corrosion resistance properties are not as high as conventional stainless steel alloys, using surface treatments like galvanizing can improve these properties of the ASTM A193 B16 Nuts.
| Dimensions | ASME B18.2.1, B18.3 |
|---|---|
| Standard | ASTM A193 B16 / ASME SB193 B16 |
| Melt Origin | Korea, Japan, South America, East Europe |
| Mandatory Requirements | Free from Radioactive Contaminationand Mercury |
| Certification | Dual Certified As per ASTM and ASME Standards |
| Additional Requirements | NACE MR0103 / ISO 15156 Compliance / MR0175 |
| Threads Configuration | B1.1 2A or 3A Inch Unified Threads B1.13M 6h Metric Coarse Threads |
Astm A193 Grade B16 Bolts
Asme Sa 193 B16 Hex Bolts
ASME SA 193 Gr B16 Heavy Hex Bolts
Astm A193 Grade B16 Flange Bolts
ASTM A193 B16 Carriage Bolt
ASTM A193 B16 Stainless Steel Bolt
ASME SA193 Grade B16 Hex Nuts
Astm A193 B16 Stainless Steel Nyloc Nuts
ASTM A193 Grade B16 Nut
SA193 Gr B16 Stainless Steel Self Locking Nuts
ASTM A193 B16 Flange Nuts
ASTM A193 B16 Stainless Steel Nut
Astm A193 Grade B16 Threaded Rod
SA193 Gr B16 Stainless Steel Studs
ASTM A193 Gr B16 Double Ended Studs
ASTM A193 Gr B16 Fully Threaded Studs
Sa193 Gr B16 Unc Stud Bolt
Asme Sa 193 B16 Stud Bolts
ASTM A193 B16 Socket Head Cap Screws
ASTM A193 Grade B16 Self Tapping Screws
Asme Sa 193 B16 Set Screw
ASTM A193 Gr B16 Cap Screw
SA193 Gr B16 Stainless Steel Coach Screws
Sa 193 B16 Screws
Astm A193 B16 Flat Washer
SA 193 Gr B16 Fender Washer
Astm A193 B16 Belleville Washer
ASME SA193 Gr B16 Washer
ASME SA 193 Grade B16 Spring Washer
A193 Gr B16 Lock Washer
| Elements | ASTM A193 Grade B16 |
| Carbon | 0.37 To 0.49 |
| Manganese | 0.65 To 1.10 |
| Silicon | 0.15 To 0.35 |
| Phosphorus | 0.035. |
| Sulfur | 0.040 |
| Chromium | 0.75 To 1.20 |
| Nickel | - |
| Molybdenum | 0.15 To 0.25 |
| Diameter | Tensile Strength | Yield Strength | Elongation | RA | HBW | HRC |
|---|---|---|---|---|---|---|
| Up to 2-1/2 | 125 | 105 | 18 | 50 | 321 | 35 |
| Over 4 to 8 | 100 | 85 | 16 | 45 | ||
| Over 2-1/2 to 4 | 110 | 95 | 17 | 45 |
Alloy ASTM A193 Grade B16 is a bolt determination for high temperature administration. It's anything but a warmth treated Chromium-Molybdenum-Vanadium steel. The detail calls for least strength and greatest hardness levels. It is viewed as generally appropriate for bolts utilized at temperatures beneath 840°F or 450° C.
| Description | Price Per Piece in INR | Price Per Piece in USA $ | Price Per Piece in UAE Dirham |
|---|---|---|---|
| a193 b8 b16 aluminum alloy steel stud bolt thread rod | INR 7.42 | USA $ 0.10 | AED 0.37 |
| A193 grade b16 hexagon heavy hex bolt | INR 37.12 | USA $ 0.50 | AED 1.84 |
| Astm Ansi A193 M20*25 dacromet plated B16 heavy hex bolt | INR 0.74 | USA $ 0.01 | AED 0.037 |
| ASTM A193 B16 Stud Bolt And Nut | INR 3.71 | USA $ 0.05 | AED 0.18 |
| Hot Dip Galvanized Astm A193 Grade b16 Bolts and Nuts | INR 2.97 | USA $ 0.04 | AED 0.15 |
We are well known ASTM A193 Grade B16 Bolts Manufacturers in India, We provide following services to our customers
| Diameter | Torque Feet/Lbs | ||
| 30% | 70% | 100% | |
| 9/16 | 23 | 53 | 75 |
| 1/2 | 16 | 36 | 52 |
| 5/8 | 31 | 73 | 104 |
| 7/8 | 71 | 166 | 237 |
| 3/4 | 55 | 129 | 184 |
| 1 | 107 | 249 | 356 |
| 1.1/4 | 179 | 417 | 596 |
| 1.1/8 | 127 | 297 | 424 |
| 1.3/8 | 186 | 435 | 622 |
| 1.9/16 | 168 | 392 | 560 |
| 1.7/8 | 298 | 696 | 994 |
| 1.1/2 | 246 | 574 | 821 |
| 1.5/8 | 191 | 445 | 636 |
| 1.3/4 | 240 | 561 | 801 |
| 2 | 366 | 853 | 1219 |
| 3 | 1289 | 3008 | 4297 |
| 2.1/2 | 733 | 1709 | 2442 |
| 2.1/4 | 529 | 1234 | 1762 |
| 2.3/4 | 986 | 2300 | 3285 |
| 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 |
| M125 | 125 | 4.9212 | 180 |
| M90 | 90 | 3.5433 | 130 |
| M85 | 85 | 3.3464 | 120 |
| M100 | 100 | 3.937 | 145 |
| M160 | 160 | 6.2992 | 230 |
| M110 | 110 | 4.3307 | 155 |
| M140 | 140 | 5.5118 | 200 |
| Sizes | USS | SAE | ||||
| Outer Diameter | Inner Diameter | Thickness | Outer Diameter | Inner Diameter | Thickness | |
| 1/8 (#6) | 0.375 | 0.156 | .036/.065 | |||
| 5/32 (#8) | 0.438 | 0.188 | .036/.065 | |||
| 3/16 (#10) | 0.560 | 0.250 | .036/.065 | 0.500 | 0.220 | .036/.065 |
| 7/32 (#12) | 0.562 | 0.250 | .051/.080 | |||
| 1/4 (#14) | 0.734 | 0.312 | .051/.080 | 0.625 | 0.281 | .051/.080 |
| 5/16 | 0.875 | 0.375 | .064/.104 | 0.688 | 0.344 | .051/.080 |
| 3/8 | 1.000 | 0.438 | .064/.104 | 0.812 | 0.406 | .051/.080 |
| 7/16 | 1.250 | 0.500 | .064/.104 | 0.922 | 0.469 | .051/.080 |
| 1/2 | 1.375 | 0.562 | .086/.132 | 1.062 | 0.531 | .074/.121 |
| 9/16 | 1.469 | 0.625 | .086/.132 | 1.156 | 0.594 | .074/.121 |
| 5/8 | 1.750 | 0.688 | .108/.160 | 1.312 | 0.656 | .074/.121 |
| 3/4 | 2.000 | 0.812 | .122/.177 | 1.469 | 0.812 | .108/.160 |
| 7/8 | 2.250 | 0.938 | .136/.192 | 1.750 | 0.938 | .108/.160 |
| 1 | 2.500 | 1.062 | .136/.192 | 2.000 | 1.062 | .108/.160 |
| 1 1/8 | 2.750 | 1.250 | .136/.192 | 2.250 | 1.250 | .108/.160 |
| 1 1/4 | 3.000 | 1.375 | .136/.192 | 2.500 | 1.375 | .136/.192 |
| 1 3/8 | 3.250 | 1.500 | .153/.213 | 2.750 | 1.500 | .136/.213 |
| 1 1/2 | 3.500 | 1.625 | .153/.213 | 3.000 | 1.625 | .153/.213 |
| 1 5/8 | 3.750 | 1.750 | .153/.213 | |||
| 1 3/4 | 4.000 | 1.875 | .153/.213 | |||
| 1 7/8 | 4.250 | 2.000 | .153/.213 | |||
| 2 | 4.500 | 2.125 | .153/.213 | |||
| 2 1/4 | 4.750 | 2.375 | .320/.248 | |||
| 3 | 5.500 | 3.125 | .249/.327 | |||
| 2 1/2 | 5.000 | 2.625 | .210/.280 | |||
| 2 3/4 | 5.250 | 2.875 | .228/.410S | |||
| Nominal Size | F | G | H | ||||||
| Width Across Flats | Width Across Corners | Thickness | |||||||
| Maximum | Minimum | Maximum | Minimum | Basic | Maximum | Minimum | |||
| 1/4 | .2500 | 7/16 | .438 | .428 | .505 | .488 | 7/32 | .226 | .212 |
| 3/8 | .3750 | 9/16 | .562 | .551 | .650 | .628 | 21/64 | .337 | .479 |
| 5/16 | .3125 | 1/2 | .500 | .489 | .577 | .557 | 17/64 | .273 | .258 |
| 7/16 | .4375 | 11/16 | .688 | .675 | .794 | .768 | 3/8 | .385 | .365 |
| 9/16 | .5625 | 7/8 | .875 | .861 | 1.010 | .982 | 31/64 | .496 | .473 |
| 1/2 | .5000 | 3/4 | .750 | .736 | .866 | .840 | 7/16 | .448 | .427 |
| 5/8 | .6250 | 15/16 | .938 | .922 | 1.083 | 1.051 | 35/64 | .559 | .535 |
| 7/8 | .8750 | 1-5/16 | 1.312 | 1.269 | 1.516 | 1.447 | 3/4 | .776 | .724 |
| 3/4 | .7500 | 1-1/8 | 1.125 | 1.088 | 1.299 | 1.240 | 41/64 | .665 | .617 |
| 1 | 1.0000 | 1-1/2 | 1.500 | 1.450 | 1.732 | 1.653 | 55/64 | .887 | .831 |
| 1-3/8 | 1.3750 | 2-1/16 | 2.062 | 1.994 | 2.382 | 2.273 | 1-11/64 | 1.206 | 1.138 |
| 1-1/8 | 1.1250 | 1-11/16 | 1.688 | 1.631 | 1.949 | 1.859 | 31/32 | .999 | .939 |
| 1-1/2 | 1.500 | 2-1/4 | 2.250 | 2.175 | 2.598 | 2.480 | 1-9/32 | 1.ASTM A194 GR. 8 | 1.245 |
| 1-3/4 | 1.7500 | 2-5/8 | 2.625 | 2.538 | 3.031 | 2.893 | 1-1/2 | 1.540 | 1.460 |
| 1-5/8 | 1.6250 | 2-7/16 | 2.438 | 2.356 | 2.815 | 2.686 | 1-25/64 | 1.429 | 1.353 |
| 2 | 2.0000 | 3 | 3.000 | 2.900 | 3.464 | 3.306 | 1-23/32 | 1.763 | 1.675 |
| 2-1/2 | 2.5000 | 3-3/4 | 3.750 | 3.625 | 4.330 | 4.133 | 2-5/32 | 2.209 | 2.105 |
| 2-1/4 | 2.2500 | 3-3/8 | 3.375 | 3.263 | 3.897 | 3.719 | 1-15/16 | 1.986 | 1.890 |
| 2-3/4 | 2.7500 | 4-1/8 | 4.125 | 3.988 | 4.763 | 4.546 | 2-3/8 | 2.431 | 2.319 |
Sample Packing
Bubble Wrap Packing
Box Packing
| Sizes | USS | SAE | ||||
| Outer Diameter | Inner Diameter | Thickness | Outer Diameter | Inner Diameter | Thickness | |
| 1/8 (#6) | 0.375 | 0.156 | .036/.065 | |||
| 5/32 (#8) | 0.438 | 0.188 | .036/.065 | |||
| 3/16 (#10) | 0.560 | 0.250 | .036/.065 | 0.500 | 0.220 | .036/.065 |
| 7/32 (#12) | 0.562 | 0.250 | .051/.080 | |||
| 1/4 (#14) | 0.734 | 0.312 | .051/.080 | 0.625 | 0.281 | .051/.080 |
| 5/16 | 0.875 | 0.375 | .064/.104 | 0.688 | 0.344 | .051/.080 |
| 3/8 | 1.000 | 0.438 | .064/.104 | 0.812 | 0.406 | .051/.080 |
| 7/16 | 1.250 | 0.500 | .064/.104 | 0.922 | 0.469 | .051/.080 |
| 1/2 | 1.375 | 0.562 | .086/.132 | 1.062 | 0.531 | .074/.121 |
| 9/16 | 1.469 | 0.625 | .086/.132 | 1.156 | 0.594 | .074/.121 |
| 5/8 | 1.750 | 0.688 | .108/.160 | 1.312 | 0.656 | .074/.121 |
| 3/4 | 2.000 | 0.812 | .122/.177 | 1.469 | 0.812 | .108/.160 |
| 7/8 | 2.250 | 0.938 | .136/.192 | 1.750 | 0.938 | .108/.160 |
| 1 | 2.500 | 1.062 | .136/.192 | 2.000 | 1.062 | .108/.160 |
| 1 1/8 | 2.750 | 1.250 | .136/.192 | 2.250 | 1.250 | .108/.160 |
| 1 1/4 | 3.000 | 1.375 | .136/.192 | 2.500 | 1.375 | .136/.192 |
| 1 3/8 | 3.250 | 1.500 | .153/.213 | 2.750 | 1.500 | .136/.213 |
| 1 1/2 | 3.500 | 1.625 | .153/.213 | 3.000 | 1.625 | .153/.213 |
| 1 5/8 | 3.750 | 1.750 | .153/.213 | |||
| 1 3/4 | 4.000 | 1.875 | .153/.213 | |||
| 1 7/8 | 4.250 | 2.000 | .153/.213 | |||
| 2 | 4.500 | 2.125 | .153/.213 | |||
| 2 1/4 | 4.750 | 2.375 | .320/.248 | |||
| 2 1/2 | 5.000 | 2.625 | .210/.280 | |||
| 2 3/4 | 5.250 | 2.875 | .228/.410S | |||
| 3 | 5.500 | 3.125 | .249/.327 | |||