At Ananka Fasteners Pvt Ltd, we manufacture and supply fasteners certified to ASTM B574. Standard specification for low-carbon nickel-chromium-molybdenum and related alloy rod (Hastelloy C-276, C-22, C-4, Alloy 59, etc.) for severe-corrosion fasteners in chemical processing and pollution control.
Standard specification for low-carbon nickel-chromium-molybdenum and related alloy rod (Hastelloy C-276, C-22, C-4, Alloy 59, etc.) for severe-corrosion fasteners in chemical processing and pollution control.
| Grade / Class | UNS / Designation | Type / Notes |
|---|---|---|
| N10276 (C-276) | N10276 | Ni-Cr-Mo-W, low carbon |
| N06022 (C-22) | N06022 | Ni-Cr-Mo-W |
| N06455 (C-4) | N06455 | Ni-Cr-Mo, Ti-stabilized |
| N06059 (Alloy 59) | N06059 | Ni-Cr-Mo, high purity |
| N06035 (Alloy G-35) | N06035 | Ni-Cr-Mo |
| N06200 (C-2000) | N06200 | Ni-Cr-Mo-Cu |
| N06686 (Alloy 686) | N06686 | Ni-Cr-Mo-W |
| N06058 | N06058 | Ni-Cr-Mo |
Minimum mechanical requirements per ASTM B574.
| Grade / Class / Condition | Tensile Strength, min | Yield Strength, min | Elongation, min % | Hardness |
|---|---|---|---|---|
| N10276 (C-276) solution annealed | 100 (690) | 41 (283) | 40 | – |
| N06022 (C-22) solution annealed | 100 (690) | 45 (310) | 45 | – |
| N06455 (C-4) solution annealed | 100 (690) | 40 (276) | 40 | – |
| N06059 (Alloy 59) solution annealed | 100 (690) | 45 (310) | 45 | – |
| N06035 (G-35) solution annealed | 85 (586) | 35 (241) | 30 | – |
| N06200 (C-2000) solution annealed | 100 (690) | 45 (310) | 45 | – |
| N06686 solution annealed | 100 (690) | 45 (310) | 45 | – |
| N06058 solution annealed | 110 (760) | 52 (360) | 40 | – |
| Grade | Key Composition, % |
|---|---|
| N10276 (C-276) | Mo 15.0-17.0, Cr 14.5-16.5, Fe 4.0-7.0, W 3.0-4.5, C 0.010 max, Ni rem |
| N06022 (C-22) | Cr 20.0-22.5, Mo 12.5-14.5, Fe 2.0-6.0, W 2.5-3.5, C 0.015 max, Ni rem |
ASME SB574; UNS N10276/N06022/N06455/N06059 etc.; Hastelloy C-276, C-22, C-4; Alloy 59; comparable to DIN 2.4819 / 2.4602 / NiMo16Cr16Ti.
For the official ASTM International standards catalogue, see the ASTM International standards listing. This external reference is provided for standards identification; the purchaser should verify the current edition applicable to the order.
We supply ASTM B574 fasteners — bolts, screws, studs, nuts and washers as applicable — for energy, petrochemical, marine, structural and general engineering service, in a full range of sizes and finishes.
For technical documentation and quotations, buyers can also review the Ananka Fasteners manufacturing and supply range or contact the team through the fastener enquiry and technical support page.
Ananka Fasteners supplies every lot with full material traceability and third-party testing on request.
Standard specification for low-carbon nickel-chromium-molybdenum and related alloy rod (Hastelloy C-276, C-22, C-4, Alloy 59, etc.) for severe-corrosion fasteners in chemical processing and pollution control.
Ananka Fasteners supplies N10276 (C-276), N06022 (C-22), N06455 (C-4), N06059 (Alloy 59), N06035 (Alloy G-35), N06200 (C-2000), N06686 (Alloy 686), N06058 to ASTM B574. See the Grades / Classes Covered table above for full details of each grade.
Minimum tensile strength, yield strength, elongation and hardness requirements vary by grade — see the Mechanical Properties table above for the complete breakdown.
We supply ASTM B574 fasteners — bolts, screws, studs, nuts and washers as applicable — for energy, petrochemical, marine, structural and general engineering service, in a full range of sizes and finishes.
Yes. For a quotation, provide the required fastener type, grade, nominal size, dimensional standard, quantity and any inspection or certificate requirements.
Need a fastener released to ASTM B574 for an industrial project? Send the required fastener type, grade, size, quantity and certification requirements to Ananka Fasteners. Our team can review the requirement and provide technical and commercial information for standard or custom configurations.
Recommended RFQ details: ASTM B574 requirement, material grade, fastener type, nominal size, dimensional standard, quantity, inspection requirements and EN 10204 certificate requirements where applicable.
Data compiled per ASTM B574 and industry references; provided for reference only — confirm against the current edition of the standard and certified mill test reports before design use.
