Rolex Metal Distributors is a highly experienced A194 8m flange nut manufacturer in India. It has outstanding features like corrosion resistant, high durability, ductility and strength. SA 194 Gr 8m performs well at high temperatures, which means they have high creep resistance and strength at high temperatures. ASTM A194 8m is resistant to corrosion, chemicals, and heat and can resist temperatures. ASTM A194 Gr 8m is also weldable and provides good fabricability and effectiveness in demanding industrial applications. 8m Nuts are known for their resistance to corrosion and heat, which makes it ideal for use in the automotive, aerospace, and construction industries as well as specific parts like steam turbines, pressure vessels, boilers and piping systems. A194 Gr 8m hex nut is short form of hexagon, which means they have six sides. It is one of the most common nuts and it is used with anchors, studs, bolts, screws and many other fasteners that has machine screw threads. SA 194 8m barrel nuts is also known as dowel nuts. It is cylindrical shaped nuts which are used with furniture connector bolts in order to join two pieces of wood together in ready-to-assemble furniture applications. The threaded portion of the barrel nut is unique because it passes through the sides of the nut. A194 Grade 8m Lock Nut is a nut that will resist loosening under vibration and torque. There are many kinds of lock nut but it is been widely divided into those which use friction to stop loosening and those that have some form of positive locking device. Grade 8m nuts are made from SS 316 material.
ASTM A194 Grade 8m Nuts
SA 194 Gr 8m Hex Nut
ASTM A194 Gr 8m Flange Nut
| ASTM A194 Gr 8m Nut Size Metric |
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| ASTM A194 Grade 8m Hex Nut Size Inch |
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| Direction of Thread | Right hand |
| Height of A194 Grade 8m Nuts |
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| A194 Grade 8m Nuts Sizes |
Manufacturing M2, M3, M3.5, M4, M5, M6, M8, M10, M12, M14, M16, M18, M20, M22, M24, M27, M30, M33, M36, M42, M45, M48 to M160 and Custom Metric ASTM A194 Grade 8m Nuts |
| Standard | Manufacturer of ASTM A194 Grade 8m Nuts as per IS, ANSI, ASTM, DIN, ISO, JIS, GB, ASME, BS, UNI, CSN, EU, IFI, PN, and all International Standards
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| Material Origin | ASTM A194 Grade 8m Nuts are Western European. Eastern origin possible on request. |
| Other ASTM A194 Grade 8m Nuts manufacturers | Omni, APL, Kundan, Deepak Fasteners, Unbrako, Sundaram Precision, Infasco, Caparo, EBY Fastener, SPAX® Screws, GKW Etc. |
| ASTM A194 Grade 8m Nuts Surface Finish & Coating |
All ASTM A194 Gr 8m Nuts surface finishes can be supplied including Galvanised, Zinc, Sherardized, Dacromet, Electroless Nickel, Geomet & PTFE. |
| Other ASTM A194 Grade 8m Nuts manufacturers | Omni, APL, Kundan, Deepak Fasteners, Unbrako, Sundaram Precision, Infasco, Caparo, EBY Fastener, SPAX® Screws, GKW Etc. |
| SA 194 Gr 8m Nuts types | Eye Nuts, Wheel Nuts, Wing Nut, Lug Nuts, Lock Nut, Slotted Nut, Hex Nuts, K Lock Nut, Cap Nut, 2 Way Lock Nut, Rivet Nuts, Hex Rivet Nuts, Heavy Hex Nuts, Castle Nut, Weld Nuts, Insert Nuts, High Tensile Heavy Hex Nuts, Cage Nuts, High Crown Acorn Nuts, Flange Lock Nut, Hex Weld Nuts, U Nuts, Captive Nuts, Nuts, Dome Nuts, Flange Nuts, Self Locking Nuts, Flex Lock Nut, Nylon Insert Nut, Half Nuts, Jam Nut, Dome Head Nuts, T Nuts, Square Nut, Custom Nuts Coupler Nuts, Dowel Nuts |
| Why Rolex Metal Distributors? |
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| MOQ | 5 pieces |
| Ask for Test Certificates from ASTM A194 Grade 8m Nuts manufacturers |
|
| Free Samples | Yes |
| Delivery time | Regular product is about 7-15 days |
| Payment Terms | T/T, Western Union, Paypal, L/C or Trade Assurance 30% deposit & balance before shipping |
| Port of Dispatch | Mumbai or Kalamboli ports in Maharashtra state of India |
| A194 Gr 8m Nut Application and Uses | Industrial, Wind tower, Railway, Nuclear power, Construction, Electronic, and Automotive industry |
| ISO - International Organization for Standardization |
SA 194 Gr 8m Metric Nut Dimensions Chart in mm

| A194 Grade 8m Metric Nut Size | Thread Pitch |
s | e | m | ||
|---|---|---|---|---|---|---|
| Width Across Flats |
Width Across Corners |
Height of the ASTM A194 Gr 8m Nut |
||||
| max. | min. | min. | max. | min. | ||
| M1.6 | 0.35 | 3.20 | 3.02 | 3.41 | 1.30 | 1.05 |
| M2 | 0.4 | 4.00 | 3.82 | 4.32 | 1.60 | 1.35 |
| M2.5 | 0.45 | 5.00 | 4.82 | 5.45 | 2.00 | 1.75 |
| M3 | 0.5 | 5.50 | 5.32 | 6.01 | 2.40 | 2.15 |
| M3.5* | 0.6 | 6.00 | 5.82 | 6.58 | 2.80 | 2.55 |
| M4 | 0.7 | 7.00 | 6.78 | 7.66 | 3.2 | 2.9 |
| M5 | 0.8 | 8.00 | 7.78 | 8.79 | 4.7 | 4.4 |
| M6 | 1 | 10.00 | 9.78 | 11.05 | 5.2 | 4.9 |
| M8 | 1.25 | 13.00 | 12.73 | 14.38 | 6.80 | 6.44 |
| M10 | 1.5 | 16.00 | 15.73 | 17.77 | 8.40 | 8.04 |
| M12 | 1.75 | 18.00 | 17.73 | 20.03 | 10.80 | 10.37 |
| M14* | 2 | 21.00 | 20.67 | 23.36 | 12.8 | 12.1 |
| M16 | 2 | 24.00 | 23.67 | 26.75 | 14.8 | 14.1 |
| M18* | 2.5 | 27.00 | 26.16 | 29.56 | 15.8 | 15.1 |
| M20 | 2.5 | 30.00 | 29.16 | 32.95 | 18.0 | 16.9 |
| M22* | 2.5 | 34 | 33 | 37.29 | 19.4 | 18.1 |
| M24 | 3 | 36 | 35 | 39.55 | 21.5 | 20.2 |
| M27* | 3 | 41 | 40 | 45.2 | 23.8 | 22.5 |
| M30 | 3.5 | 46 | 45 | 50.85 | 25.6 | 24.3 |
| M33* | 3.5 | 50 | 49 | 55.37 | 28.7 | 27.4 |
| M36 | 4 | 55.0 | 53.8 | 60.79 | 31.0 | 29.4 |
| M39* | 4 | 60.0 | 58.8 | 66.44 | 33.4 | 31.8 |
| M42 | 4.5 | 65.0 | 63.1 | 71.3 | 34.0 | 32.4 |
| M45* | 4.5 | 70.0 | 68.1 | 76.95 | 36.0 | 34.4 |
| M48 | 5 | 75.0 | 73.1 | 82.6 | 38.0 | 36.4 |
| M52* | 5 | 80.0 | 78.1 | 88.25 | 42.0 | 40.4 |
| M56 | 5.5 | 85.0 | 82.8 | 93.56 | 45.0 | 43.4 |
| M60* | 5.5 | 90.0 | 87.8 | 99.21 | 48.0 | 46.4 |
| M64 | 6 | 95.0 | 92.8 | 104.86 | 51.0 | 49.1 |
Notes:
ASTM A194 8m Lock Nuts
Stainless Steel 8m Panel Nuts
ASTM A194 Gr 8m Square Nuts
SA 194 Gr 8m T-Nuts For Wood
A194 Grade 8m Eye Nuts
A194 Gr 8m Heavy Hex Nuts
ASTM A194 Gr 8m Hex Nuts
SA 194 Gr 8m Jam Nuts
A194 Gr 8m Wheel Nuts and Caps
ASTM A194 8m Wing Nuts
Stainless Steel 8m Cage Nuts and Spring Nuts
A194 8m Self Locking Nuts
| Size | A194 Grade 8m Finished Hex Nuts | ASTM A194 Gr 8m Heavy Hex Nuts | A194 Grade 8m Finished Jam Nuts | ASTM A194 Gr 8mHeavy Hex Jam Nuts | A194 Grade 8m Square Nuts | ASTM A194 Gr 8m Heavy Square Nuts |
|---|---|---|---|---|---|---|
| 1/2" | 3.750 | 6.540 | 2.620 | 4.000 | 5.780 | 7.870 |
| 5/8" | 7.330 | 11.900 | 4.930 | 6.960 | 10.800 | 14.300 |
| 3/4" | 11.900 | 19.300 | 7.700 | 11.000 | 15.400 | 23.500 |
| 7/8" | 19.000 | 29.700 | 12.000 | 16.700 | 24.500 | 36.200 |
| 1" | 28.300 | 42.500 | 17.600 | 23.500 | 36.300 | 51.500 |
| 1-1/8" | 40.300 | 59.200 | 24.700 | 32.400 | 52.500 | 72.400 |
| 1-1/4" | 54.300 | 78.600 | 36.100 | 45.800 | 70.600 | 95.500 |
| 1-3/8" | 73.000 | 102.000 | 47.900 | 59.300 | 94.500 | 125.000 |
| 1-1/2" | 94.300 | 131.000 | 60.900 | 74.800 | 122.000 | 161.000 |
| 1-5/8" | 162.000 | 91.600 | ||||
| 1-3/4" | 151.000 | 204.000 | 100.000 | 114.000 | ||
| 1-7/8" | 241.000 | 134.000 | ||||
| 2" | 224.000 | 299.000 | 140.000 | 165.000 | ||
| 2-1/4" | 419.000 | 227.000 | ||||
| 2-1/2" | 564.000 | 332.000 | ||||
| 2-3/4" | 738.000 | 429.000 | ||||
| 3" | 950.000 | 545.000 | ||||
| 3-1/4" | 1194.000 | 651.000 | ||||
| 3-1/2" | 1526.000 | 851.000 | ||||
| 3-3/4" | 1812.000 | 1005.000 | ||||
| 4" | 2180.000 | 1200.000 |
Weight in Pounds (lbs) per 100 pieces
A194 Gr 8m UNC Heavy Hex Nuts sizes as per ANSI/ASME B18.2.2

| UNC A194 Grade 8m Heavy hex nut dimensions | ||||||
|---|---|---|---|---|---|---|
| Nut N/B | Maximum Across Corners | Min Across Corners | Maximum Thickness | Min Thickness | Maximum Across Flats | Maximum Across Flats |
| 3/8 | 20.2 | 19.4 | 9.6 | 8.7 | 17.5 | 17 |
| 7/16 | 22 | 21.1 | 11.2 | 10.2 | 19 | 18.5 |
| 1/2 | 25.6 | 24.6 | 12.8 | 11.8 | 22.2 | 21.6 |
| 9/16 | 27.5 | 26.3 | 14.4 | 13.4 | 23.8 | 23.1 |
| 5/8 | 31.2 | 29.8 | 16 | 14.9 | 27 | 26.2 |
| 3/4 | 36.7 | 35.1 | 19.3 | 18 | 31.8 | 30.8 |
| 7/8 | 42.2 | 40.4 | 22.5 | 21.2 | 36.5 | 35.4 |
| 1 | 47.7 | 45.6 | 25.7 | 24.3 | 41.3 | 40 |
| 1 1/8 | 53.2 | 50.8 | 28.9 | 27.4 | 46 | 44.6 |
| 1 1/4 | 58.6 | 56.1 | 31.8 | 30.1 | 50.8 | 49.2 |
| 1 3/8 | 64.2 | 61.4 | 35 | 33.3 | 55.6 | 53.8 |
| 1 1/2 | 69.6 | 66.6 | 38.2 | 36.4 | 60.3 | 58.4 |
| 1 5/8 | 75.2 | 71.8 | 41.5 | 39.5 | 65.1 | 63 |
| 1 3/4 | 80.6 | 77.1 | 44.7 | 42.6 | 69.9 | 67.6 |
| 1 7/8 | 86.2 | 82.3 | 47.9 | 45.8 | 74.6 | 72.2 |
| 2 | 91.6 | 87.6 | 51.1 | 48.9 | 79.4 | 76.8 |
| 2 1/4 | 102.6 | 98.1 | 57.2 | 54.7 | 88.9 | 86.1 |
| 2 1/2 | 113.6 | 108.6 | 63.6 | 61 | 98.4 | 95.2 |
| 2 3/4 | 124.6 | 119.1 | 70.1 | 67.2 | 108 | 104.4 |
| 3 | 135.6 | 129.6 | 76.5 | 73.5 | 117.5 | 113.7 |
| ASTM A194 Grade 8m Nuts | 8m flange nut |
| SA 194 8m Hex nut | ASTM A194 8m Heavy Hex Nuts |
| Stainless Steel A194 Grade 8m Self Locking Nuts | SA 194 8m Flange Lock Nut |
| ASTM A194 Gr 8m Lock Nut | A194 Gr 8m Hex jam nuts |
| SA 194 Gr 8m Hex Flange Lock Nut | Stainless Steel ASTM A194 8m Square Nut |
| A194 Gr 8m Slotted Nuts | ASTM A194 Grade 8m Class 2 Nuts |
| 316 SS ASTM A194 Grade 8m Nylon Insert Nut | Sa194 Grade 8m Slotted Round Nuts |
| Stainless Steel A194 8m Coupler Nuts | ASTM A194 8m Nuts |
| M3 M6 M8 M10 M12 Thin 8m barrel nuts | Sa 194 Gr 8m T Nuts |
| Grade 8 Nut Size in inch | Threads per inch | Stress Area inch | Proof Load, lbf | |
|---|---|---|---|---|
| All Types of Grade 8 | ||||
| Heavy Hex Nut | Hex Nut | |||
| 1/4" | 20 | 0.0316 | 5570 | 4770 |
| 5/16" | 18 | 0.0524 | 9170 | 7860 |
| 3/8" | 16 | 0.0774 | 13560 | 11620 |
| 7/16" | 14 | 0.1063 | 18600 | 15940 |
| 1/2" | 13 | 0.1419 | 24830 | 21280 |
| 9/16" | 12 | 0.1820 | 31850 | 27300 |
| 5/8" | 11 | 0.2260 | 39550 | 33900 |
| 3/4" | 10 | 0.3340 | 58450 | 50100 |
| 7/8" | 9 | 0.4620 | 80850 | 69300 |
| 1" | 8 | 0.606 | 106000 | 90900 |
| 1 1/8" | 8 | 0.7900 | 138200 | 118500 |
| 1 1/4" | 8 | 1.0000 | 175000 | 150000 |
| 1 3/8" | 8 | 1.2330 | 215800 | 185000 |
| 1 1/2" | 8 | 1.492 | 261100 | 223800 |
| Element | 8M (AISI 316) |
|---|---|
| ASTM | ASTM A194 Grade 8m |
| ASME | SA 194 Grade 8m |
| Carbon | 0.08% max |
| Manganese | 2.00% max |
| Phosphorus, max | 0.045% |
| Sulfur, max | 0.030% |
| Silicon | 1.00% max |
| Chromium | 16.0 - 18.0% |
| Nickel (Ni) | 10.0 - 14.0% |
| Molybdenum | 2.00 - 3.00% |
| Ultimate Tensile Stress (UTS) – (Mpa) | Yield Strength (0.2% Offset) (YS) – (Mpa) | Reduction | Elongation in 4D (El) | Hardness – (BHN) |
| 550 | 240 | 40 | 30 | 223 |
| ASTM A194 Grade | Material |
UNS No |
Old British |
Euronorm |
Swedish SS |
Japanese JIS |
||
BS |
En |
No |
Name |
|||||
| 8m Nuts | SS 316 |
S31600 |
316S31 |
58H, 58J |
1.4401 |
X5CrNiMo17-12-2 |
2347 |
SUS 316 |
| Products | FOB Price US $ |
|---|---|
| ASTM A194 Grade 8M Hex nut | US $0.08/ Piece |
Call us or send us an email to marketing@rolexmetals.com for more details. Do not forget to compare our price with other ASTM A194 Grade 8m Nuts manufacturers in India or China