Nitronic 40 Fasteners
Biggest UNS S21900 Hex Bolts Manufacturer in India
Table of Content
Nitronic 32 Fasteners Specification

Nitronic 32 Bolt Sizes
M2 to M24
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Alloy 32 Nuts Size
M3 – M56 | 3/6″ to 2″
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XM-28 Screw Size
3/6″ to 2″
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Alloy XM-28 Machine Screws Size
M1.6 – M12
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UNS S24100 Washers Size
M3 – M56 | 3/6″ to 2″
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ISO Standard
ISO‑15156
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Alloy 32 hex cap screws Threads
BSF / BSW / UNF / METRIC / UNC
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Alloy XM-28 hex bolts Standards
DIN 976, 931, 933, 934, 7991, 125 / ASME B18.2.1, B18.3
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Custom Sizes
One of the leading Nitronic 32 Fasteners Manufacturer in India in custom sizes
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Alloy 32 fasteners Length
3 mm to 200 mm
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UNS S24100 Bolts Thermal Expansion
16.5 µm/m·°C
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Alloy XM-28 hex bolts Melting Range
1450 – 1510 °C
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Nitronic 32 socket head cap screw Condition
Threading / Cold Drawn
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XM-28 Studs Type
Fully or Fine threaded / Tap-End / Double-End
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Origin
Korean / Indian / Russian / European
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UNS S24100 Bolt Drive Style
- Pan
- Truss
- Cross
- Hex
- Oval
- Torx
- Round
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Alloy 32 screws Thread Class
- 5 ONF
- 2G
- Class 2A (Medium fit)
- 4G
- Class 3A (Tight fit)
- Class 1A (Loose fit)
- 3G
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Nitronic 32 hex head bolts Head Types
- Flat
- Phillips Drive
- Button head
- Slotted Drive
- Slotted hex washer
- Hex washer head
- Socket cap head
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Nitronic 32 Screws Thread Pitch
Coarse Threads / Fine Threads
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Manufacturing Technique
Hot forging / CNC Machined / Cold forging
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UNS S24100 flat washer Finish
Passivation / Phosphating / HDG
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Packaging
- Blister Packs
- Wooden Pallet
- Wooden Cases
- Carton Box
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Certificate
- Raw Materials Certificate
- EN 10204/3.1B
- 100% Radiography Test
- UT and PMI Test
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Value Added Services
- Laser Etching
- Color Coding
- Head Painting
- Head Shank Drilling
Alloy 32 Bolts Manufacturin range
| Diameters | Lengths | Manufacturing Process | Standards | Thread Types | Bolt Styles |
|---|---|---|---|---|---|
| M6 – M36 | 6 mm – 200 mm | CNC machined Cold forged |
ASTM B564 ASME B18.2.1 |
UNC UNF 8UN Metric |
Heavy hex Socket cap Stud bolts Machine screws |
Check online price list of Alloy 40 Nuts, Supplier of XM-11 Studs in Mumbai
| Product | Price in USD (10 Pcs) |
Price in Dirham (10 Pcs) |
Price in Euro (10 Pcs) |
|---|---|---|---|
| M4 Alloy 32 Hex Nuts, Plain finish, UNF | US $1.60 | 5.88 AED | € 1.37 |
| Hex Head Bolt M8 x 45mm, Nitronic 32, UNC | US $7.52 | 27.62 AED | € 6.44 |
Nitronic 32 vs Stainless steel 316
| Property | Nitronic 32 | 316 Stainless Steel |
|---|---|---|
| Tensile Strength | 100 ksi (690 MPa) | 75 ksi (515 MPa) |
| Corrosion Resistance | Good | Excellent |
| Weldability | Good | Excellent |
| Machinability | Fair | Moderate |
| Nickel Content | 6–8% | 10–14% |
View ASTM A276 UNS S21900 Threaded Rods machinability and hardness
UNS S24100 Screws Chemical composition
Chromium
16.5 - 19.5
Manganese
11-14
Silicon
1.0 (Max)
Nickel
0.5-2.5
Nitrogen
0.2-0.45
Carbon
0.15 (Max.)
Phosphorus
0.06
Sulfur
0.03 (Max.)
Alloy XM-28 Washer Mechanical properties
Tensile Strength
690 MPa
Yield strength
379 MPa
Elongation
30%
Hardness
92
Physical properties Nitronic 32 Threaded rod
| Density | Melting point | Thermal expansion co-efficient |
|---|---|---|
| 7.83 g/cm3 | 1450-1510°C | 16.16 µm/m°C |
Nitronic 32 fasteners equivalent
| Grade | Alloy Name | UNS Number |
|---|---|---|
| Nitronic 32 | XM-28 | S24100 |
21Cr6Ni9Mn plain washers can withstand temperature upto 930 Degree C
Forging and Annealing of XM-28 Stud Bolts
| Forging | Annealing |
|---|---|
| 1093°C (2000°F) | 1038 to 1121°C |
Dimension of Nitronic 32 bolts
| d1d1 | b to 125 | b to 200 | b over 200 | k | e | s |
|---|---|---|---|---|---|---|
| M4 | 14 | - | - | 2.8 | 7.66 | 7 |
| M5 | 16 | - | - | 3.5 | 8.79 | 8 |
| M6 | 18 | 24 | - | 4 | 11.05 | 10 |
| M8 | 22 | 28 | - | 5.3 | 14.38 | 13 |
| M10 | 26 | 32 | 45 | 6.4 | 18.9 | 17 |
| M12 | 30 | 36 | 49 | 7.5 | 21.1 | 19 |
| M14 | 34 | 40 | 53 | 8.8 | 24.49 | 22 |
| M16 | 38 | 44 | 57 | 10 | 26.75 | 24 |
| M18 | 42 | 48 | 61 | 11.5 | 30.14 | 27 |
| M20 | 46 | 52 | 65 | 12.5 | 33.53 | 30 |
| M22 | 50 | 56 | 69 | 14 | 35.72 | 32 |
| M24 | 54 | 60 | 73 | 15 | 39.98 | 36 |
| M27 | 60 | 66 | 79 | 17 | 45.2 | 41 |
| M30 | 66 | 72 | 85 | 18.7 | 50.85 | 46 |
| M33 | 72 | 78 | 91 | 21 | 55.37 | 50 |
| M36 | 78 | 84 | 97 | 22.5 | 60.79 | 55 |
| M42 | 90 | 96 | 109 | 26 | 71.3 | 65 |
| M45 | 96 | 102 | 115 | 28 | 76.95 | 70 |
| M48 | 102 | 108 | 121 | 30 | 82.6 | 75 |
Alloy 32 Machine Screws Size chart
| Size | Nominal Thread Diameter | |
|---|---|---|
| Nearest Fractional | Decimal | |
| #0 | 1/16" | 0.060" |
| #1 | 5/64" | 0.073" |
| #2 | 3/32" | 0.086" |
| #3 | 7/64" | 0.099" |
| #4 | 7/64" | 0.112" |
| #5 | 1/8" | 0.125" |
| #6 | 9/64" | 0.138" |
| #8 | 5/32" | 0.164" |
| #10 | 3/16" | 0.190" |
| #12 | 7/32" | 0.216" |
Refer XM-11 steel heavy hex nuts equivalent and chemical composition
Various types of Nitronic 32 Fasteners
Alloy XM-28 machine screws
XM-28 self drilling screws
Alloy 32 square nut
Nitronic 32 socket head cap screw
UNS S24100 square bolts
XM-28 eye bolts
UNS S24100 flat washer
Nitronic 32 stud bolt
Alloy 32 heavy hex bolt
Alloy XM-28 hex bolts
UNS S24100 anchor bolts
Alloy 32 hex cap screws
Alloy XM-28 hex nuts
Nitronic 32 plain washer
XM-28 threaded rod
Temperature range of UNS S24100 Heavy Hex Nuts
| Temperature range | Up to 1000°F |
|---|
Alloy 32 Fasteners Application
Industrial Products
Types
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