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Alloy 20 Fasteners Supplier

Alloy 20 fasteners are gaining popularity in the industrial setting due to their unique properties also, alloy 20 is nickel-chromium-molybdenum stainless steel that is highly resistant to corrosion, making it a top choice for various applications.

Alloy 20 Fasteners are nuts, bolts, screws, and washers made from Alloy 20 material. This alloy is a low-carbon version of stainless steel specifically designed to improve resistance to sulfuric acid and other aggressive environments. The ASME SB 472 Alloy 20 Fasteners come in different sizes & shapes, making them suitable for various industrial applications.

One of the most significant features of ASTM B473 20 Alloy Fasteners is their corrosion resistance. The alloy contains high nickel, chromium & molybdenum levels, providing exceptional corrosion resistance in acidic and alkaline environments. WNR 2.4660 Alloy 20 Fasteners have excellent mechanical properties, making them strong and durable. They also have good weldability, making them easy to use in construction & repair activities. At Neelkamal Alloys LLP, we offer a variety of high-quality Alloy Products, including Alloy 20 Bolts, Alloy 20 Nuts and more.

The benefits of using Alloy 20cb3 Fastener in industrial settings are numerous. They resist various chemicals, including sulfuric acid, phosphoric acid, and nitric acid. This makes them ideal for chemical processing plants, pharmaceutical companies, and refineries. UNS N08020 Fasteners are easy to use & with their high corrosion resistance, they have a longer lifespan than other materials, reducing maintenance costs and downtime. We offer a wide range of products, including Monel K500 Fasteners, Hastelloy B3 Bolts, & many more.

20 Incoloy Fasteners are also non-magnetic, which is an advantage in industries such as electronics and telecommunications, where magnetic fields can interfere with equipment function. The material’s high strength & durability mean that these fasteners can withstand extreme temperatures, making them ideal for use in high-pressure and high-temperature environments. Another benefit of using Inconel Alloy 20 Fasteners is that they are eco-friendly. This is because the alloy is fully recyclable, making it an excellent choice for sustainable industrial practices.

Alloy 2.4660 Fasteners are a top choice for industrial settings requiring exceptional corrosion resistance, strength, and durability. Their resistance to various chemicals, including acids, makes them ideal for chemical processing, pharmaceutical & refining industries. 20 Alloy Fasteners also have a long lifespan, reducing maintenance costs and downtime, and are easily recyclable, making them eco-friendly.

Specification For Alloy 20 Fasteners

Standard ASTM B473, ASME SB473
Bolt / Screw Size M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size M3 – M56 | 3/6″ to 2″ | Custom Sizes
Machine Screws Size M1.6 – M12
Self Tapping Screw Size No.2 – No. 14
Length 3 mm to 200 mm
Threads UNF, BSW, BSF, METRIC, UNC, or as required
Fasteners
  • DIN : DIN 934, DIN 931, DIN 970, DIN 933
  • UTS : UNEF, NPT, UNC, UNS, UNF, NPTF
  • ISO : JIS standards, ISO 4033, ISO 4032,
  • ANSI – American National Standards Institute
  • ASME B18.5
  • ANSI B 28.2.4 1M
  • as per defined in ASME B16.5 standard Alloy 20 Stud Bolt length
  • ANSI B 18.2.4 2M
  • as per defined in ASME B18.2.2 Carpenter
  • 20 Hex nuts
Form Hex, Threading, Square, Round as per Gauge Etc.
Raw materials Source JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc.
Threads Configuration ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads
Certification Dual Certified As per ASTM & ASME Codes
Dimensions DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3
Threads Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically
Test Certificate as per EN 10204 / 3.1 Manufacturer Test Certificate
Additional Certifications PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified
Production process M24-M100: hot forging , M2-M24: Cold Froging, for custom-made connecting element machining and CNC
Alloy 20 Fasteners

Equivalent Grades Of Alloy 20 Fasteners

STANDARD WERKSTOFF NR. UNS EN AFNOR
Alloy 20 2.4660 N08020 NiCr20CuMo Z2NCUD31-20AZ

ASTM B473 Alloy 20 Fasteners Chemical Composition

Grade C Mn Si S Cu Ni Cr Fe Mo P
Alloy 20 0.07 max 2.00 max 1.00 max 0.035 max 3.00 – 4.00 32.00 – 38.00 19.00 – 21.00 29.85 min* 2.00 – 3.00 0.045 max

Alloy 20 Fasteners Mechanical Properties

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20 8.1 g/cm3 1443 °C (2430 °F) Psi -80,000, MPa -551 Psi – 35,000, MPa – 241 30 %

Alloy 20 Hex Bolt Dimension

NOMINAL SIZE (D)BODY DIAMETER HEAD THICKNEASTM  ACROASTM  THE FLATS ACROASTM CORNERS 
 D (MAX)D (MIN)H (MAX)H (MIN)F (MAX)F (MIN)C (MAX)C (MIN)
m1010.009.786.636.1717.0015.7318.4817.77
m1212.0011.737.764.2419.0017.7320.7820.03
m1414.0013.739.098.5122.0020.6724.2523.35
m1616.0015.7310.329.6824.0023.6727.7126.75
m2020.0019.6712.8812.1230.0029.1634.6432.95
m2424.0023.6715.4414.5636.0035.0041.5739.55
m3030.0029.6719.4817.9246.0045.0053.1250.85
m3636.0035.6123.3821.6355.0053.8063.5160.79
m4242.0041.3826.9725.0365.0062.9075.0671.71
m4848.0047.3831.0728.9375.0072.6086.6082.76
m5656.0055.2636.233.8085.0082.2098.1593.71
m6464.0063.2641.3238.6895.0091.80109.70104.65
m7272.0071.2646.4543.55105.00101.40121.24115.60
m8080.0079.2651.5848.42115.00111.00132.72126.54
m9090.0089.1357.7454.26130.00125.50150.11143.07
m10090.0099.1363.960.10145.00140.00167.43159.60

Size Chart of Alloy 20 Nuts

Nut Size (mm)
Diameter* (mm)
Height (mm)
Hex Nut
Jam Nut
Nylock Nut
2mm
4
1.6
1.2
2.5mm
5
2
1.6
3mm
5.5
2.4
1.8
4
4mm
7
3.2
2.2
5
5mm
8
4
2.7
5
6mm
10
5
3.2
6
7mm
11
5.5
3.5
8mm
13
6.5
4
8
10mm
17
8
5
10
12mm
19
10
6
12
14mm
22
11
7
14
16mm
24
13
8
16
18mm
27
15
9
18.5
20mm
30
16
10
20
* This is the diameter across the flats. It is also the size of wrench to use.

Dimensions of Alloy 20 Heavy Hex Nuts

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

Alloy 20 Hex Nuts Dimension

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
7/16
.438
.428
.505
.488
7/32
.226
.212
5/16
.3125
1/2
.500
.489
.577
.557
17/64
.273
.258
3/8
.3750
9/16
.562
.551
.650
.628
21/64
.337
.479
7/16
.4375
11/16
.688
.675
.794
.768
3/8
.385
.365
1/2
.5000
3/4
.750
.736
.866
.840
7/16
.448
.427
9/16
.5625
7/8
.875
.861
1.010
.982
31/64
.496
.473
5/8
.6250
15/16
.938
.922
1.083
1.051
35/64
.559
.535
3/4
.7500
1-1/8
1.125
1.088
1.299
1.240
41/64
.665
.617
7/8
.8750
1-5/16
1.312
1.269
1.516
1.447
3/4
.776
.724
1
1.0000
1-1/2
1.500
1.450
1.732
1.653
55/64
.887
.831
1-1/8
1.1250
1-11/16
1.688
1.631
1.949
1.859
31/32
.999
.939
1-3/8
1.3750
2-1/16
2.062
1.994
2.382
2.273
1-11/64
1.206
1.138
1-1/2
1.500
2-1/4
2.250
2.175
2.598
2.480
1-9/32
1.ASTM B473 GR. 8
1.245
1-5/8
1.6250
2-7/16
2.438
2.356
2.815
2.686
1-25/64
1.429
1.353
1-3/4
1.7500
2-5/8
2.625
2.538
3.031
2.893
1-1/2
1.540
1.460
2
2.0000
3
3.000
2.900
3.464
3.306
1-23/32
1.763
1.675
2-1/4
2.2500
3-3/8
3.375
3.263
3.897
3.719
1-15/16
1.986
1.890
2-1/2
2.5000
3-3/4
3.750
3.625
4.330
4.133
2-5/32
2.209
2.105
2-3/4
2.7500
4-1/8
4.125
3.988
4.763
4.546
2-3/8
2.431
2.319

Various Types of Alloy 20 Fasteners

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Ready Stock Of Alloy 20 Fasteners

  • Alloy N08020 Fasteners 
  • Alloy 20 Fasteners 
  • Alloy 20 Fasteners 
  • Carpenter 20Cb-3® 
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  • Alloy 20 Fasteners  
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  • Inconel® Alloy 20 Fasteners Weight Chart
  • Inconel 20 Fasteners 
  • Carpenter Alloy 20 Fasteners 
  • Alloy 20cb3® Fasteners 
  • 20 Alloy Fasteners 
  • Alloy 2.4660 Anchor Bolts 
  • Incoloy Alloy 20 Fasteners 
  • 20 Incoloy Fasteners 
  • Type of Alloy 20 Fasteners 
  • Alloy 20 Fasteners 
  • Alloy 20 Nut Bolt And Marine Fasteners i
  • 20 Alloy Screw 
  • UNS N08020 Fasteners
  • Alloy 2.4660 Fasteners 
  • Large Range of Alloy Fasteners Grade 20
  • Inconel® Alloy 20 Stud Bolts 
  • 20 Alloy Industrial Fasteners 
  • Alloy 20cb3® Fasteners 
  • 20 Inconel Fasteners Manufacturing Process
  • Check Alloy 20cb-3® Fasteners Sizes
  • Grade 20 Alloy Fasteners 
  • Carpenter Alloy 20 Fasteners 
  • Incoloy® Alloy 20 Fasteners Standard
  • Carpenter 20Cb-3® Anchor Fasteners 
  • 20 Alloy Fasteners 
  • 20 Alloy Fasteners Grades Chart Pdf
  • Incoloy Alloy 20 Bolts and Nuts 
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