Duplex Steel Hex Nut Manufacturer

Hex Nut

Duplex Steel Hex Nut

ASTM F594 Duplex Steel Hex Nut

Hex Nut

Duplex Heavy Hex Nut

ASTM F594 Duplex Heavy Hex Nuts

Hex Nut

Duplex Steel Hex Lock Nuts

ASTM F594 Duplex Hex Lock Nuts

Hex Nut

Duplex Steel Hex Flange Nuts

ASTM F594 Duplex Steel Hex Flange Nuts

At Hex Forge Inc, we are proud to offer an extensive selection of duplex steel hex nuts that provide superior strength and corrosion resistance. Our high-quality fasteners are manufactured to meet the most rigid standards in the industry and are available in various sizes and dimensions. Whether you need standard or custom nuts, our expert team is committed to providing quality duplex steel nuts that meet your requirements.

We understand that different applications require different performance levels from their fasteners, which is why our duplex steel hex nuts come with a wide range of features for maximum versatility. They feature enhanced tensile strength for heavy-duty applications and robust construction for long-term durability.

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At Hex Forge Inc, we understand that fastener reliability is vital for any mechanical system to operate correctly. Our duplex steel hex nuts are designed with precision engineering to ensure optimal performance and quality. We offer quick delivery and competitive prices so that you can get the right parts on expected time. If you’re looking for a reliable source of high-quality fasteners, look no further than Hex Forge Inc. Our experienced team will work closely with you to meet your specific requirements.

Contact us today to learn more about our product range and services! Our commitment to excellence our products and dedicated to providing superior customer service and technical support, so you can rest assured that your needs will be taken care of promptly and professionally. With Hex Forge Inc, you’re in safe hands.

Specification And Material Grade Of Duplex Steel Hex Nuts

Specification : ASTM F594

Size :

  • Cold Forming process: M2-M24
  • Hot Forging process: M24-M100, 1-1/2” Dia, up to 1100mm lg
  • CNC Machining for M100 / 4” Dia, up to 1500mm lg
  • 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 Duplex Steel Hex Nuts

Hex Nuts Size Metric : Dia: M10 – M110 / Length: 12 – 1200MM

Hex Nuts Size Inch : Dia: 1/2″ – 4.0″ / Length: 1/2″ – 52″

Length : 3 to 200 mm

Standard : ISO, IS, ANSI, ASME, UNI, ASTM, DIN, JIS, IS, GB, BS, CSN, EU, IFI, PN, and all International Standards

Threads: METRIC, BSW, UNC, UNF, BSF or as required

DIN Standard : DIN 934, DIN 982, DIN 985, DIN 936, DIN 929, DIN 1587, DIN 439, DIN 315

UTS – Unified Thread Standard : UNC, UNF, NPT, UNS, UNEF, NPTF

ASME Standard :ASME B18.2.2 / ASME B18.16.6 / ASME B18.16.4 / ASME B18.2.2

Hex Nuts Forming : Hot Forged Hex Nuts & Cold Forged Hex Nuts

UTS – Unified Thread Standard : UNC, UNF, NPT, UNS, UNEF, NPTF

Certification : Dual Certified As per ASTM & ASME Codes

Hex Nut Drawing
Duplex Steel Hex Nuts Product

Duplex Steel Hex Nuts Grade

Various Types of Duplex Steel Hex Nuts

Hex Nut

Duplex Steel Hex Nut

Heavy Hex Nut Manufacturer

Duplex Steel Heavy Hex Nut

Flange Nut

Duplex Steel hEX Flange Nut

Hex Weld Nut

Duplex Steel Hex Weld Nut

Hex Coupling Nut

Duplex Steel Hex Coupling Nut

Hex Jam Nut

Duplex Steel Hex Jam Nut

We Manufacturer Duplex Steel Hex Nuts As Per International Standards & Specifications. DSS Hex Nut Manufacturers In India, Custom Sizes Duplex Hex Jam Nuts, Hex Panel Nuts, Hex Weld Nuts Can Be Produced As Per Client Drawing.

Dimensional Standards
Surface Coating

Duplex Steel Hex Nut Dimensions Chart

Metric Hex Nut Dimensions

DIA M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52
Pitch 0.7 0.8 1 1.25 1.5 1.75 2 2 2.5 2.5 2.5 3 3 3.5 3.5 4 4 4.5 4.5 5 5
Across Flat (S) Max Min 7 8 10 13 16 18 21 24 27 30 34 36 41 46 50 55 60 65 70 75 80
6.78 7.78 9.78 12.73 15.73 17.73 20.67 23.67 26.16 29.16 33 35 40 45 49 53.8 58.8 63.1 68.1 73.1 78.1
Thickness (M) MaxMin 3.2 4.7 5.2 6.8 8.4 10.8 12.8 14.8 15.8 18 19.4 21.5 23.8 25.6 28.7 31 33.4 34 36 38 42
2.9 4.4 4.9 6.44 8.04 10.37 12.1 14.1 15.1 16.9 18.1 20.2 22.5 24.3 27.4 29.4 31.8 32.4 34.4 36.4 40.4
Across corners (E) Min 7.66 8.79 11.05 14.38 17.77 20.03 23.35 26.75 29.56 32.95 37.29 39.55 45.2 50.85 55.37 60.79 66.44 71.3 76.95 82.6 88.25
Minor Dia at thread (min) 3.242 4.134 4.917 6.647 8.376 10.106 11.835 13.835 15.294 17.294 19.294 20.752 23.752 26.211 29.211 31.67 34.67 37.129 40.129 42.587 46.587
Minor Dia at thread (max) 3.422 4.334 5.153 6.912 8.676 10.441 12.210 14.210 15.744 17.774 19.774 21.252 24.252 26.771 29.771 32.27 35.27 37.799 40.799 43.297 47.297
**All measurements in millimeters**
Hex Nuts In mm Threads To IS 6623-1985 GRADES 8S
All dimensions in mm
DIA M16 M20 M22 M24 M27 M30 M36
Pitch 2 2.5 2.5 3 3 3.5 4
Head Across Flat (B) Min 26.16 33 35 40 45 49 58.8
Head Across Flat (B) Max 27 34 36 41 46 50 60
Height (H) Min Max 16.4 19.4 22.3 22.9 26.3 29.1 35
17.1 20.7 23.6 24.2 27.6 30.7 36.6
Across corners C min 29.56 37.29 39.55 45.20 50.85 55.37 66.44
Minor Dia at thread (min) 14.235 17.694 19.694 21.202 24.252 26.761 32.270
Minor Dia at thread (max) 14.610 18.144 20.144 21.702 24.752 27.321 32.870

Duplex Steel Heavy Hex Nut Dimensions

Nominal Width Across Flats (F) Width Across Corners (C) Heavy Hex Nut Thickness (H)
Size Basic Max Min Max Min Basic Max Min
1 5/8  1.625  1.575  1.876  1.796  63/64  1.012  0.956
1 1/2  2 3/8  2.375  2.300  2.742  2.622  1 15/32  1.505  1.433
1 1/4  2.000  1.938  2.309  2.209  1 7/32  1.251  1.187
1 1/8  1 13/16  1.812  1.756  2.093  2.002  1 7/64  1.139  1.079
1 3/4  2 3/4  2.750  2.662  3.175  3.035  1 23/32  1.759  1.679
1 3/8  2 3/16  2.188  2.119  2.526  2.416  1 11/32  1.378  1.310
1 5/8  2 9/16  2.562  2.481  2.959  2.828  1 19/32  1.632  1.556
1 7/8  2 15/16  2.938  2.844  3.392  3.242  1 27/32  1.886  1.802
1/2  7/8  0.875  0.850  1.010  0.969  31/64  0.504  0.464
1/4  1/2  0.500  0.488  0.577  0.556  15/64  0.250  0.218
3 1/8  3.125  3.025  3.608  3.449  1 31/32  2.013  1.925
2 1/2  3 7/8  3.875  3.750  4.474  4.275  2 29/64  2.505  2.401
2 1/4  3 1/2  3.500  3.388  4.041  3.862  2 13/64  2.251  2.155
2 3/4  4 1/4  4.250  4.112  4.907  4.688  2 45/64  2.759  2.647
4 5/8  4.625  4.475  5.340  5.102  2 61/64  3.013  2.893
3 1/2  5 3/8  5.375  5.200  6.207  5.928  3 7/16  3.506  3.370
3 1/4  5.000  4.838  5.774  5.515  3 3/16  3.252  3.124
3 3/4  5 3/4  5.750  5.562  6.640  6.341  3 11/16  3.760  3.616
3/4  1 1/4  1.250  1.212  1.443  1.382  47/64  0.758  0.710
3/8  11/16  0.688  0.669  0.794  0.763  23/64  0.377  0.341
6 1/8  6.125  5.925  7.073  6.755  3 15/16  4.014  3.862
5/16  9/16  0.562  0.546  0.650  0.622  19/64  0.314  0.280
5/8  1 1/16  1.062  1.031  1.227  1.175  39/64  0.631  0.587
7/16  3/4  0.750  0.728  0.866  0.830  27/64  0.441  0.403
7/8  1 7/16  1.438  1.394  1.660  1.589  55/64  0.885  0.833
9/16  15/16  0.938  0.909  1.083  1.037  35/64  0.568  0.526

UNC Heavy Hex Nut Dimensions

UNC Nut N/B Max Across Corners Min Across Corners Max Thickness Min Thickness Max Across Flats Max Across Flats
47.7  45.6  25.7  24.3  41.3  40
1 1/2  69.6  66.6  38.2  36.4  60.3  58.4
1 1/4  58.6  56.1  31.8  30.1  50.8  49.2
1 1/8  53.2  50.8  28.9  27.4  46  44.6
1 3/4  80.6  77.1  44.7  42.6  69.9  67.6
1 3/8  64.2  61.4  35  33.3  55.6  53.8
1 5/8  75.2  71.8  41.5  39.5  65.1  63
1 7/8  86.2  82.3  47.9  45.8  74.6  72.2
1/2  25.6  24.6  12.8  11.8  22.2  21.6
91.6  87.6  51.1  48.9  79.4  76.8
2 1/2  113.6  108.6  63.6  61  98.4  95.2
2 1/4  102.6  98.1  57.2  54.7  88.9  86.1
2 3/4  124.6  119.1  70.1  67.2  108  104.4
135.6  129.6  76.5  73.5  117.5  113.7
3/4  36.7  35.1  19.3  18  31.8  30.8
3/8  20.2  19.4  9.6  8.7  17.5  17
5/8  31.2  29.8  16  14.9  27  26.2
7/16  22  21.1  11.2  10.2  19  18.5
7/8  42.2  40.4  22.5  21.2  36.5  35.4
9/16  27.5  26.3  14.4  13.4  23.8  23.1

ISO Heavy Hex Nut Dimensions

ISO Nut NB Across Corners MAX Thickness MIN Thickness MAX Across Flats MIN Across Flats
M 8 14.38 6.8 6.44 13 12.73
M 10 17.77 8.4 8.04 16 15.73
M 12 20.03 10.8 10.37 18 17.73
M 14 23.35 12.8 12.1 21 20.67
M 16 26.75 14.8 14.1 24 23.67
M 18 29.56 15.8 15.1 27 26.16
M 20 32.95 18 16.9 30 29.16
M 22 37.29 19.4 18.1 34 33
M 24 39.55 21.5 20.2 36 35
M 27 45.2 23.8 22.5 41 40
M 30 50.85 26.6 24.3 46 45
M 33 55.37 28.7 27.4 50 49
M 36 60.79 31 29.4 55 53.8
M 39 66.44 33.4 31.8 60 58.8
M 42 71.3 34 32.4 65 63.1
M 45 76.95 36 34.4 70 68.1
M 48 82.6 38 39.4 75 73.1
M 52 88.25 42 40.4 80 78.1
M 56 93.56 45 43.4 85 82.8
M 60 99.21 48 46.4 90 87.8
M 64 104.86 51 49.1 95 92.8
M 68 110.51 54 52.1 100 97.8
M 72 x 6 116.16 58 56.1 105 102.8
M 76 x 6 121.81 61 59.1 110 107.8
M 80 x 6 127.46 64 62.1 115 112.8

Weight Chart Of Duplex Steel Hex Nuts

Size Hex Finished Nut Heavy Hex Nut Square Nut Hex Finished Jam Nut
¼” 0.007 0.013
3/8” 0.029 0.031 0.040
½” 0.038 0.065 0.057 0.027
5/8” 0.073 0.119 0.049 0.108
¾” 0.119 0.193 0.077 0.154
7/8” 0.190 0.297 0.120 0.245
1” 0.283 0.425 0.177 0.363
1 1/8” 0.403 0.592 0.247 0.525
1 ¼” 0.543 0.786 0.361 0.706
1 3/8” 0.730 1.020 0.479 0.945
1 ½” 0.943 1.310 0.609 1.220
1 5/8” 1.620 0.916
1 ¾” 1.510 2.040 1.000
1 7/8” 2.410 1.340
2” 2.240 2.990 1.400
2 1/8” 3.350
2 ¼” 4.200
2 ½” 5.640
2 ¾” 7.390
3” 9.500
3 ¼” 11.940
3 ½” 15.260
3 ¾” 18.120
4” 21.830

We are One Of The Most Trusted Supplier Of Duplex Steel Hex Nut in India. For final DSS Heavy Hex Nut Price List

Please Call on +91 80809 86211 or drop an E-Mail : info@hexforgeinc.com

Ready Stock Of Duplex Steel Nuts

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  • Duplex Hex Nuts
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  • Duplex Heavy Duty Hex Nuts
  • DSS Hex Nuts Stock At Best Price
  • Duplex Steel Hex Insert Nuts
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  • ASTM F594 Duplex Stainless Steel Hexagon Nuts
  • Duplex Steel Hex Cup Nuts
  • Duplex Steel Hex Nut Stocks
  • Duplex Hexagonal Insert Nut Manufacturer
  • DSS Slotted Hex Nuts Stockist
  • ASTM F594 Duplex Steel Heavy Hex Nut

We Export Duplex Steel hEX Nuts Across the Globe

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Domestic Supply Duplex Steel Hex Nuts

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We Serve application Industry
Our products range of Duplex Steel Hex Nut find application in various areas such as : Civil Construction Industries, Vedss els, power Generation Units ( Nuclear, Ship Building Industries, Home Fittings, Heavy Engineering Industries, Pumps, Valves, Hydro or Thermal), Oil Expansion Projects, Fertilizer Plants, Off Shore & On Shore Oil Towers, Petro-Chemical Industries, Railways, Steel Plants etc, Civil Industries.
Hex Forge Inc. is a leading manufacturer, supplier, stockist, and exporter of fasteners, flanges and Tubes in a variety of types.
Address - 1: Pathan 4th Lane, DD road, Building 91, Plot 117 Mumbai 400004
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