Hastelloy C276 Fasteners
Alloy C276 Bolts Manufacturer in India
Hastelloy C276 fastener is not something every company stocks and there is a good reason for that. It is a premium nickel alloy, and working with it requires both the right raw material sourcing and the manufacturing know how to process it correctly. But for applications where standard stainless steel simply won't survive think chloride heavy environments, acidic process lines, offshore installations, or refineries handling hydrogen sulfide Hastelloy C276 bolts and fasteners are genuinely one of the few options that hold up over the long term.
We have been supplying this material to clients in the oil and gas, chemical, and marine sectors for years, and the one thing that comes up repeatedly is reliability both in the material itself and in the source. At Fasteners Online, we manufacture Alloy C276 hex bolts, stud bolts, heavy hex nuts, washers, and threaded rods from our Mumbai facility as per ASTM B574 standards, with full material traceability and test certificates on every order. Sizes run from M6 to M100, covering most project requirements without needing custom lead times.
For buyers who need material fast, we also function as a stockist with ready inventory of UNS N10276 stud bolts which honestly makes a big difference when a shutdown job comes up unexpectedly. As a supplier serving EPC contractors, plant engineers, and procurement teams across India and worldwide, we understand that waiting three weeks for a specialty fastener is not always an option. And for international buyers, we are an active exporter to Saudi Arabia, Oman, Brazil, Nigeria, UAE, Malaysia, and across the MENA region. Drop us a message for a price list or MTC samples we typically come back within 24 hours.
Table of Content
Hastelloy C276 Fasteners Specification
UNS N10276 Bolt Sizes
M2 to M24
Nickel C276 Screw Size
3/6″ to 2″
Alloy C276 Nuts Size
M3 – M56 | 3/6″ to 2″
Hastelloy C276 Washers Size
M3 – M56 | 3/6″ to 2″
WNR 2.4819 Machine Screws Size
M1.6 – M12
ISO Standard
ISO 4014
Nickel C276 fasteners Length
3 mm to 200 mm
Ni C276 flange lock nut Thermal Expansion
11.2 µm/m·°C
WNR 2.4819 screw Melting Point
1325–1370 °C
Hastelloy Alloy C276 Threaded Rod and Studs Standards
DIN 933, 931, 934, 976, 7991, 125 / ASME B18.2.1, B18.3
ASME SB574 UNS N10276 Heavy Hex Bolts Threads
BSF / BSW / METRIC / UNF / UNC
Custom Sizes
We are top notch Hastelloy C276 Fasteners Manufacturer in India in ASTM B574 Standards.
Alloy C276 Studs Type
Fully or Fine threaded / Double-End / Tap-End
Nickel C276 machine screws Condition
Threading / Cold Drawn
Origin
Korean / Indian / European / Russian
Manufacturing Technique
CNC Machined / Cold forging / Hot forging
ASTM B574 UNS N10276 nuts Finish
Passivation / HDG / Phosphating
B574 UNS N10276 Screws Thread Pitch
Coarse Threads / Fine Threads
NW 0276 hex head bolts Head Types
- Slotted Drive
- Slotted hex washer
- Flat
- Phillips Drive
- Button head
- Hex washer head
- Socket cap head
EN 2.4819 Bolt Drive Style
- Pan
- Oval
- Cross
- Torx
- Hex
- Truss
- Round
Haynes Alloy C276 screws Thread Class
- 2G
- Class 1A (Loose fit)
- 3G
- Class 2A (Medium fit)
- 5 ONF
- 4G
- Class 3A (Tight fit)
Certificate
- Raw Materials Certificate
- EN 10204/3.1B
- UT and PMI Test
- 100% Radiography Test
Packaging
- Blister Packs
- Wooden Pallet
- Carton Box
- Wooden Cases
Value Added Services
- Head Painting
- Head Shank Drilling
- Laser Etching
- Color Coding
View UNS N10276 Nuts Threads and Finish, Supplier of Nickel 825 Anchor bolts
Nickel C276 Bolts Manufacturing Range
| Metric Sizes | Imperial Sizes | Length | Thread Type | Standards | Finish |
|---|---|---|---|---|---|
| M6 to M100 | 1/4" to 4" | 10 mm to 1000 mm | Metric UNC UNF BSW |
ASTM B574 DIN 933 ISO 4014 ASME B18.2.1 |
Plain Bright polished Shot blasted |
Fastener online is trusted Hastelloy C276 Fasteners manufacturer in India which we supply in chemical, petrochemical, and oil & gas industries in different types and lengths.
Hastelloy C276 fasteners price
| Product | Price in USD (Pcs) |
Price in Dirham (Pcs) |
Price in Euro (Pcs) |
|---|---|---|---|
| 0.375 IN X 1.5IN length Alloy C276 Hex Bolts | US $3.79 | 13.92 AED | € 3.34 |
| M16-2.0P X 65MM DIN 933 Nickel C276 Hex Bolts | US $4.98 | 18.29 AED | € 4.39 |
| M10 X100MM UNS N010276 Hex Nuts | US $8.07 | 29.64 AED | € 7.11 |
For complete price list of Hastelloy C276 Fasteners, Contact us on [email protected]. We are Alloy C276 Nuts and Bolts stockist and supplier in 1/4" to 4" Size Range
Alloy C276 Nuts Chemical composition
Nickel
57
Molybdenum
15-17
Chromium
14.5-16.5
Tungsten
3-4.50
Cobalt
2.50
Manganese
1
Vanadium
0.35
Silicon
0.080
Phosphorous
0.025
Carbon
0.010
Sulfur
0.010
Ni C276 Washer Mechanical properties
Tensile Strength
500 - 700 MPa
Proof Stress
190 MPa
Hardness
215 Max HB
Elongation
45 % Min
Nickel Alloy C276 Threaded Rod equivalent
| STANDARD | JIS | UNS | WERKSTOFF NR. | EN | GOST | OR |
|---|---|---|---|---|---|---|
| Hastelloy C276 | NW 0276 | N10276 | 2.4819 | NiMo16Cr15W | ХН65МВУ | ЭП760 |
Hastelloy C276 Screws Physical properties
| Coefficient of Expansion | Density | Modulus of Rigidity | Melting Point | Modulus of Elasticity |
|---|---|---|---|---|
| 11.2 μm/m °C (20 – 100 °C) | 8.89 g/cm³ | 78.6 kN/mm² | 1370 °C | 205.5 kN/mm² |
Alloy C276 Fasteners Thermal Properties
| Properties | Metric |
|---|---|
| Thermal conductivity (-168 °C) | 7.20 W/mK |
| Thermal expansion co-efficient (@24-93°C/75.2-199°F) | 11.2 µm/m°C |
Heat Treatment of ASTM B574 UNS N10276 Studs
| Heat Treatment | 1121°C (2050°F) |
|---|
Advantages of buying Hastelloy C276 Fasteners from us
We keep ready stock of Nickel Alloy C276 Stud Bolts and Nuts in size range of M8- M64
Dimensions of Nickel C276 Heavy Hex Nuts
| Thread size d | dw, Min. | p | e, Min | m, Min. | s | m | ||
| Nominal Size = Max | Min | Nominal Size = Max | Min | |||||
| M 12 | 20 | 1.75 | 23.91 | 7.71 | 22 | 21.16 | 10 | 9.64 |
| M 16 | 25 | 2 | 29.56 | 9.84 | 27 | 26.16 | 13 | 12.3 |
| M 20 | 30 | 2.5 | 35.03 | 11.92 | 32 | 31 | 16 | 14.9 |
| M 22 | 34 | 2.5 | 39.55 | 13.52 | 36 | 35 | 18 | 16.9 |
| M 24 | 39 | 3 | 45.2 | 14.16 | 41 | 40 | 19 | 17.7 |
| M 27 | 43.5 | 3 | 50.85 | 16.56 | 46 | 45 | 22 | 20.7 |
| M 30 | 47.5 | 3.5 | 55.37 | 18.16 | 50 | 49 | 24 | 22.7 |
| M 36 | 57 | 4 | 66.44 | 22.16 | 60 | 58.8 | 29 | 27.7 |
| Square Washer (MM) | Hole Diameter (MM) | Thickness (MM) | Weight (Gram) |
|---|---|---|---|
| 30 x 30 | 9 - 14 | 3.0 | 20 |
| 32 X 32 | 9 - 14 | 3.0 | 24 |
| 32 X 32 | 9 - 14 | 4.5 | 32 |
| 38 X 38MNM | 11 - 18 | 3.0 | 35 |
| 38 X 38MNM | 11 - 18 | 4.5 | 45 |
| 38 X 38MNM | 11 - 18 | 6.0 | 68 |
| 50 X 50 | 13 - 22 | 3.0 | 40 |
| 50 X 50 | 13 - 22 | 4.5 | 85 |
| 50 X 50 | 13 - 22 | 6.0 | 100 |
| 65 X 65 | 17 - 26 | 4.5 | 140 |
| 65 X 65 | 17 - 26 | 6.0 | 180 |
| 75 X 75 | 17 - 26 | 4.5 | 180 |
| 75 X 75 | 17 - 26 | 6.0 | 240 |
Dimensions of ASME SB574 UNS N10276 Stud Bolt
| Nominal Size | Diameter, D | Nut End Minimum Full Thread Length, Bmin | Umax = 2 Thread Pitches | ||||
|---|---|---|---|---|---|---|---|
| L > 16 | 10 > L ≤ 16 | L ≤ 10 | 8UN Threads | UNF Threads | UNC Threads | ||
| 1/4 | 0.25 | 1.5 | 1 | 0.75 | -- | 0.071 | 0.1 |
| 5/16 | 0.3125 | 1.625 | 1.125 | 0.875 | -- | 0.083 | 0.111 |
| 3/8 | 0.375 | 1.75 | 1.25 | 1 | -- | 0.083 | 0.125 |
| 7/16 | 0.4375 | 1.875 | 1.375 | 1.125 | -- | 0.1 | 0.143 |
| 1/2 | 0.5 | 2 | 1.5 | 1.25 | -- | 0.1 | 0.154 |
| 9/16 | 0.5625 | 2.125 | 1.625 | 1.375 | -- | 0.111 | 0.167 |
| 5/8 | 0.625 | 2.25 | 1.75 | 1.5 | -- | 0.111 | 0.182 |
| 3/4 | 0.75 | 2.5 | 2 | 1.75 | -- | 0.125 | 0.2 |
| 7/8 | 0.875 | 2.75 | 2.25 | 2 | -- | 0.143 | 0.222 |
| 1 | 1 | 3 | 2.5 | 2.25 | -- | 0.167 | 0.25 |
| 1 1/8 | 1.125 | 3.25 | 2.75 | 2.5 | 0.25 | 0.167 | 0.286 |
| 1 1/4 | 1.25 | 3.5 | 3 | 2.75 | 0.25 | 0.167 | 0.286 |
| 1 3/8 | 1.375 | 3.75 | 3.25 | 3 | 0.25 | 0.167 | 0.333 |
| 1 1/2 | 1.5 | 4 | 3.5 | 3.25 | 0.25 | 0.167 | 0.333 |
| 1 5/8 | 1.625 | 4.25 | 3.75 | 3.5 | 0.25 | -- | -- |
| 1 3/4 | 1.75 | 4.5 | 4 | 3.75 | 0.25 | -- | 0.4 |
| 1 7/8 | 1.875 | 4.75 | 4.25 | 4 | 0.25 | -- | -- |
| 2 | 2 | 5 | 4.5 | 4.25 | 0.25 | -- | 0.444 |
| 2 1/4 | 2.25 | 5.5 | 5 | 4.75 | 0.25 | -- | 0.444 |
| 2 1/2 | 2.5 | 6 | 5.5 | 5.25 | 0.25 | -- | 0.5 |
| 2 3/4 | 2.75 | 6.5 | 6 | 5.75 | 0.25 | -- | 0.5 |
| 3 | 3 | 7 | 6.5 | -- | 0.25 | -- | 0.5 |
| 3 1/4 | 3.25 | 7.5 | 7 | -- | 0.25 | -- | 0.5 |
| 3 1/2 | 3.5 | 8 | 7.5 | -- | 0.25 | -- | 0.5 |
| 3 3/4 | 3.75 | 8.5 | 8 | -- | 0.25 | -- | 0.5 |
| 4 | 4 | 9 | 8.5 | -- | 0.25 | -- | 0.5 |
Weight Chart of EN 2.4819 Socket Head Cap Screws
| Diameter | M24 | M22 | M20 | M18 | M16 | M14 | M12 | M10 | M8 | M6 | M5 | M4 | M3 | M2.5 | M2 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Length | |||||||||||||||
| 3 | 0.155 | ||||||||||||||
| 4 | 0.345 | 0.175 | |||||||||||||
| 5 | 0.7 | 0.375 | 0.195 | ||||||||||||
| 6 | 1.5 | 0.7 | 0.405 | 0.215 | |||||||||||
| 8 | 2.5 | 1.7 | 0.8 | 0.465 | 0.255 | ||||||||||
| 10 | 4.7 | 2.7 | 1.8 | 0.9 | 0.525 | 0.295 | |||||||||
| 12 | 10.9 | 5.1 | 3 | 2 | 1 | 0.585 | 0.355 | ||||||||
| 16 | 20.9 | 12.1 | 5.8 | 3.5 | 2.3 | 1.2 | 0.705 | 0.415 | |||||||
| 20 | 32.1 | 22.9 | 13.4 | 6.5 | 4 | 2.7 | 1.4 | 0.825 | 0.495 | ||||||
| 25 | 71.3 | 48 | 35.7 | 25.4 | 15 | 7.6 | 4.8 | 3.2 | 1.6 | 0.975 | |||||
| 30 | 128 | 111 | 77.8 | 53 | 39.3 | 27.9 | 16.9 | 8.3 | 5.6 | 3.7 | 1.9 | ||||
| 35 | 211 | 139 | 120 | 84.4 | 58 | 42.9 | 30.4 | 18.9 | 9.9 | 6.3 | 4.2 | ||||
| 40 | 270 | 224 | 150 | 129 | 91 | 63 | 46.5 | 32.9 | 20.9 | 11 | 7.1 | 4.7 | |||
| 45 | 285 | 237 | 161 | 138 | 97.6 | 68 | 50.1 | 36.1 | 22.9 | 12.1 | 7.9 | ||||
| 50 | 300 | 250 | 172 | 147 | 106 | 73 | 54.5 | 39.3 | 24.9 | 13.2 | 8.6 | ||||
| 55 | 316 | 263 | 183 | 156 | 114 | 78 | 58.9 | 42.5 | 26.9 | 14.3 | |||||
| 60 | 330 | 276 | 194 | 165 | 122 | 84 | 63.4 | 45.7 | 28.9 | 15.4 | |||||
| 65 | 345 | 291 | 205 | 174 | 130 | 90 | 67.8 | 48.9 | 31 | ||||||
| 70 | 363 | 306 | 216 | 183 | 138 | 96 | 71.3 | 52.1 | 33 | ||||||
| 80 | 399 | 336 | 241 | 203 | 154 | 108 | 80.2 | 58.5 | 37 | ||||||
| 90 | 435 | 366 | 266 | 223 | 170 | 120 | 89.1 | 64.9 | |||||||
| 100 | 471 | 396 | 291 | 243 | 186 | 132 | 98 | 71.2 | |||||||
| 110 | 507 | 426 | 316 | 263 | 202 | 144 | 107 | ||||||||
| 120 | 543 | 456 | 341 | 283 | 218 | 156 | 116 | ||||||||
| 130 | 579 | 486 | 366 | 303 | 234 | 168 | |||||||||
| 140 | 615 | 516 | 391 | 323 | 250 | 180 | |||||||||
| 150 | 651 | 546 | 416 | 343 | 266 | ||||||||||
| 160 | 687 | 576 | 441 | 363 | 282 | ||||||||||
| 180 | 759 | 636 | 491 | 403 | |||||||||||
| 200 | 831 | 696 | 541 | ||||||||||||
| 220 | 903 | 756 | |||||||||||||
| 240 | 975 |
Is Hastelloy C276 Bolts Magnetic?
No, Hastelloy C276 bolts are non-magnetic.
Purchase WNR 2.4819 Threaded Rods and EN 2.4819 heavy hex nuts at factory price directly from manufacturer
DIN 2.4819 Screw Material Testing
Nickel C276 Machine Screws widely used for Refinery Plant, Exporter and Distributor of C276 Hastelloy Heavy Hex Bolt
Performance of C276 Hastelloy Heavy Hex Bolt in different media
| Media | Performance |
|---|---|
| Acidic Media | Excellent resistance pitting and crevice corrosion |
| Chloride Solutions | Exceptional resistance to SSC |
| High Temperature Environments | Superior resistance to oxidation |
| Organic Solvents | Resists organic acids |
| Hydrogen Sulfide | Excellent resistance to corrosion |
Comparison of Hastelloy C276 fasteners with stainless steel or Inconel fasteners
| Property | Hastelloy C276 | Inconel 625 | 316 SS |
|---|---|---|---|
| Corrosion Resistance | Exceptional | Excellent | Moderate |
| Max Temp (°C) | 1040 | 980 | 870 |
| Cost | High | High | Low |
| Stress Corrosion Cracking Resistance | Excellent | Excellent | Limited |
DIN 2.4819 heavy hex bolt
Hastelloy 2.4819 square bolts
Hastelloy C276 bolts
Alloy C276 anchor bolts
Nickel alloy C276 hex bolts
Hastelloy alloy C276 eye bolts
Alloy Hastelloy C276 square nut
ASTM B574 UNS N10276 nuts
Nickel C276 hex nuts
EN 2.4819 heavy hex nuts
Ni C276 flange lock nut
UNS N10276 lock nut
Types of Hastelloy C276 Screws
C276 Hastelloy self tapping screws
ASME SB574 UNS N10276 wood screws
NW 0276 socket cap screws
WNR 2.4819 screw
B574 UNS N10276 self drilling screws
Nickel C276 machine screws
Haynes Alloy C276 hex cap screws
Alloy C276 socket head cap screw
Types of Hastelloy C276 Washers
B574 UNS N10276 countersunk washer
Alloy C276 washer
Hastelloy alloy C276 flat washer
Haynes Alloy C276 plain washer
C276 Hastelloy threaded stud
Nickel C276 studs
NW 0276 stud bolt
Ni C276 fully threaded studs
Alloy Hastelloy C276 threaded rod
Alloy C276 double end stud bolts
Application of ASTM B574 UNS N10276 Hex Nuts
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