Table of Content
Ranflex Metals is one of the most astonishing manufacturers, suppliers, and stockists of stainless steel products. These products are highly efficient for industrial, commercial, and household uses. ASTM A193 B8 bolts are highly ductile and strong. We manufacture these bolts using high-quality metals and raw materials. These bolts are highly durable and highly tested. We at Vision Alloy manufacture and supply these products by taking all the safety precautions.
These bolts are generally manufactured using stainless steel 304 grade. These bolts are manufactured using high-quality grade. This grade is highly malleable and ductile. These bolts are highly used for industrial purposes. The chemical composition of this grade includes a high amount of chromium, nickel, manganese, and other powerful elements. The combination of these elements provides excellent ductility and strength to the metal. ASTM A193 B8 bolts provide excellent resistance from corrosion, crevice corrosion, and stress cracking. These bolts are high resistible to erosion, reduction, and other chemical procedures.
ASTM A193 B8 bolts are sturdy and ductile, it has excellent properties. Hence these bolts are applicable in industries like pharmaceutical, petrochemicals, acid-making industries, pulp and paper making industries, etc. The tensile and yield strength of these bolts is very high. The minimum tensile strength is 75 ksi and the the minimum yield strength is 30 ksi.
Specification of ASTM A193 B8 Bolts :
| Specifications | ASTM A193 / A193, ASME SA193 / SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Nuts Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Bolt / Screw Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Machine Screws Size | M1.6 - M12 |
| Washers Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
| Type | Bolts, Nuts, Sockets, Screws, Screw, Studs, Socket Screw, Hex Set Screw, Cap Screw, Machine Screw, Pan Head Screw, Allen Cap screw, Socket Head Cap Screw, Wing Screw, Spring Washers, Washers, Studs, Marine Anchors, Anchors, Hexagon Nut, Nut, Hex Coupling Nut, Hex Nut, Square Nut, Hex Domed Cap Nuts, Hex Head Bolts, Stud Bolts, Socket Hexagon Head Screw,U- Bolts, Anchor Bolt, Mushroom Head Square Neck Bolts, J Bolts, Wing Screw, T-Head Bolts, Foundation Bolts, Eye Bolt,Structural Bolts. |
Chemical Composition of ASTM A193 B8 Bolts :
| Carbon | Manganese, max | Phosphorus, max | Sulfur, max | Silicon | Chromium |
|---|---|---|---|---|---|
| 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 |
Mechanical Properties of ASTM A193 B8 Bolts :
| Grade | Diameter | Tensile Strength | Yield Strength | Elongation | Reduction | Hardness |
|---|---|---|---|---|---|---|
| Grade B8, B8M, Class 1, 1D | All Diameters | 515 | 205 | 30 | 50 | 223 HBW or 96 HRB |
| Grade B8, B8C, B8T, Class 2 | M20 and under | 860 | 690 | 12 | 35 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M20 to M24, inclusive | 690 | 550 | 20 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M24 to M30, inclusive | 655 | 450 | 25 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8C, B8T, Class 2 | M30 to M36, inclusive | 620 | 345 | 30 | 45 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 and under | 655 | 515 | 25 | 40 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M48 to M64, inclusive | 620 | 450 | 30 | 40 | 321 HBW or 35 HRC |
| Grade B8, B8M2, Class 2B | M64 to M72, inclusive | 550 | 380 | 30 | 40 | 321 HBW or 35 HRC |
Modern Equipments
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Property Class of Bolts ASTM A193 B8 Bolts :
Looking for A193 B8 stainless steel fasteners? Ranflex Metals is a top-class manufacturer of A193 B8 stainless steel screws. We are the most experienced among all the steel fasteners market and progresses with a highly professional team who is wholly engaged in making A193 B8 screws, A193 B8 bolts, and Fastener at the lowest cost.
For Bolts & Screws: A2-80, A2-80, A4-70, A4-70, F593C, F593D, F593G, F593H
For Nuts: A2-80, A2-80, A4-70, A4-70, F594C, F594D, F594G, F594H, A2-035, A4-040
For SHCS: F837B, F837C, F837E, F837
For Threaded Rods: A2-80, A2-80, A4-70, A4-70, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2
Dimensions of ASTM A193 B8 Bolts :
ASTM A193 B8 Bolts Dimensions Chart :
| Nominal Size Of D | Diameter Of Body | ASTM A193 Head Thickness | ASTM A193 Flats Acro | ASTM A193 Corners Acro | ||||
|---|---|---|---|---|---|---|---|---|
| D (MAXIMUM) | D (MINIMUM) | H (MAXIMUM) | H (MINIMUM) | F (MAXIMUM) | F (MINIMUM) | C (MAXIMUM) | C (MINIMUM) | |
| 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 |
ASTM A193 B8 Hex Bolts Dimensions Chart :
| 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 |
ASTM A193 B8 Stud Bolts Dimensions Chart :
| Diameter | ||
|---|---|---|
| Plain | ||
| UNC | 8UN | |
| 1/2 | 19568 | - |
| 5/8 | 19569 | - |
| 3/4 | 19570 | |
| 7/8 | 19571 | - |
| 1 | 19572 | - |
| 11/8 | 19573 | 13979 |
| 11/4 | 19574 | 13980 |
| 13/8 | 19656 | 13981 |
| 11/2 | 19657 | 13982 |
| 13/4 | 19658 | 13983 |
| 2 | 19659 | 13984 |
| Available lengths 12 Inch ASME B18.31.3, Also available lengths Dimensions 6 Inch |
||
ASTM A193 B8 Square Bolts Dimensions Chart :
| Size Of Bolt | A (maximum) | B | C (minimum) | D | E | F Length Of Thread for Bolt Length |
||
|---|---|---|---|---|---|---|---|---|
| maximum | minimum | 6 Inch and shorter |
over 6 Inch | |||||
| 1/4" | 0.260 | 3/8 | 0.498 | 11/64 | 0.03 | 0.01 | 0.750 | 1.000 |
| 5/16" | 0.324 | 1/2 | 0.665 | 13/64 | 0.03 | 0.01 | 0.875 | 1.125 |
| 3/8" | 0.388 | 9/16 | 0.747 | 1/4 | 0.03 | 0.01 | 1.000 | 1.250 |
| 7/16" | 0.452 | 5/8 | 0.828 | 19/64 | 0.03 | 0.01 | 1.125 | 1.375 |
| 1/2" | 0.515 | 3/4 | 0.995 | 21/64 | 0.03 | 0.01 | 1.250 | 1.500 |
| 5/8" | 0.642 | 15/16 | 1.244 | 27/64 | 0.06 | 0.02 | 1.500 | 1.750 |
| 3/4" | 0.768 | 1-1/8 | 1.494 | 1/2 | 0.06 | 0.02 | 1.750 | 2.000 |
| 7/8" | 0.895 | 1-5/16 | 1.742 | 19/32 | 0.06 | 0.02 | 2.000 | 2.250 |
| 1" | 1.022 | 1-1/2 | 1.991 | 21/32 | 0.09 | 0.03 | 2.250 | 2.500 |
| 1-1/8" | 1.149 | 1-11/16 | 2.239 | 3/4 | 0.09 | 0.03 | 2.500 | 2.750 |
| 1-1/4" | 1.277 | 1-7/8 | 2.489 | 27/32 | 0.09 | 0.03 | 2.750 | 3.000 |
| 1-3/8" | 1.404 | 2-1/16 | 2.738 | 29/32 | 0.09 | 0.03 | 3.000 | 3.250 |
| 1-1/2" | 1.531 | 2-1/4 | 2.986 | 1 | 0.09 | 0.03 | 3.250 | 3.500 |
ASTM A193 B8 Heavy Hex Bolts Dimensions Chart :
| Nominal Size Of D | Diameter Of Body | Thickness Of Head | Flats Across | Bolts Corners Across | ||||
|---|---|---|---|---|---|---|---|---|
| D (Maximum) | D (Minimum) | H (Maximum) | H (Minimum) | F (Maximum) | F (Minimum) | C (Maximum) | C (Minimum) | |
| 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 |
Weight Chart of ASTM A193 B8 Bolts :
Weights for DIN 6914 Bolts
Weight in kgs. per 1,000 pcs. unless otherwise specified. All weights are approximations.
| Diameter | M12 | M16 | M20 | M22 | M24 | M27 | M30 | M36 |
|---|---|---|---|---|---|---|---|---|
| Length | ||||||||
| 30 | 49.1 | |||||||
| 35 | 53.6 | |||||||
| 40 | 58.0 | 105 | ||||||
| 45 | 62.1 | 113 | 188 | |||||
| 50 | 66.6 | 121 | 200 | 257 | ||||
| 55 | 71.0 | 129 | 212 | 272 | ||||
| 60 | 75.4 | 137 | 225 | 286 | 362 | |||
| 65 | 79.9 | 145 | 237 | 301 | 380 | |||
| 70 | 84.3 | 153 | 249 | 316 | 398 | 532 | ||
| 75 | 88.8 | 160 | 262 | 331 | 415 | 554 | 701 | |
| 80 | 93.2 | 168 | 274 | 346 | 433 | 576 | 728 | |
| 85 | 97.6 | 176 | 286 | 361 | 451 | 599 | 756 | 1184 |
| 90 | 102 | 184 | 298 | 375 | 467 | 621 | 784 | 1224 |
| 95 | 107 | 192 | 310 | 390 | 485 | 644 | 812 | 1264 |
| 100 | 199 | 322 | 405 | 503 | 665 | 838 | 1A4-80 | |
| 105 | 207 | 335 | 420 | 520 | 688 | 865 | 1336 | |
| 110 | 215 | 347 | 435 | 538 | 710 | 893 | 1376 | |
| 115 | 223 | 359 | 450 | 556 | 732 | 921 | 1415 | |
| 120 | 231 | 372 | 465 | 574 | 755 | 949 | 1455 | |
| 125 | 239 | 384 | 479 | 591 | 777 | 976 | 1495 | |
| 130 | 247 | 396 | 494 | 609 | 800 | 1004 | 1535 | |
| 135 | 409 | 509 | 627 | 822 | 1032 | 1575 | ||
| 140 | 421 | 524 | 645 | 845 | 1059 | 1615 | ||
| 145 | 433 | 539 | 662 | 867 | 1087 | 1655 | ||
| 150 | 446 | 554 | 680 | 890 | 1115 | 1695 | ||
| 155 | 458 | 569 | 698 | 912 | 1143 | 1735 | ||
| 160 | 584 | 716 | 935 | 1170 | 1775 | |||
| 165 | 599 | 733 | 957 | 1198 | 1815 | |||
| 170 | 751 | 979 | 1226 | 1855 | ||||
| 175 | 769 | 1002 | 1254 | 1895 | ||||
| 180 | 787 | 1024 | 1281 | 1935 | ||||
| 185 | 804 | 1047 | 1309 | 1974 | ||||
| 190 | 822 | 1069 | 1337 | 2014 | ||||
| 195 | 840 | 1092 | 1365 | 2054 | ||||
| 200 | 1114 | 1392 | 2094 |
Weight Chart for ASTM A193 B8 Hexagon Bolts & Nuts
DIN 931 & DIN 934
Approximate weights in kilograms (Kg’s) each
ASTM A193 B8 Type Bolts
Stainless Steel Bolts Surface Coating :
- Hot Dipped Galvanizing
- Epoxy Coating
- Electro Polished
- Passivation
- Zinc Plating
- Chrome Plating
- Mirror Buffed
- Teflon Coating
- Oxidized
ASTM A193 B8 Price Per Kg (As per demand and manufacturer):
| Price of ASTM A193 B8 Bolts manufacturer in India | Price in USD (per kg) | Price in Euro (per kg) | Price in UAE Dirham (per kg) |
|---|---|---|---|
| Stainless Steel Bolts Grade – A193 B8 | $6.50 | €6.20 | 22.54 UAE Dirham |
| Stainless Steel Hex Bolts A193 B8 | $5.60 | €5.35 | 19.23 UAE Dirham |
| Stainless Steel Square Nuts Grade – A193 B8 | $3.60 | €3.42 | 11.90 UAE Dirham |