GH4145 (Alloy X-750) Spring Wire (UNS N07750)
GH4145 (Alloy X-750) Spring Wire (UNS N07750) (product code PT-XHA-SUP-00056) is listed under Industrial Products & MRO > Special Alloys > Superalloys and supplied in Singapore by PANDA COLLECTIONS (PANDATEC PTE. LTD.), a B2B procurement partner for businesses. An age-hardenable nickel-chromium alloy with good oxidation resistance below 980 °C, high strength below 800 °C and good relaxation resistance below 540 °C, widely drawn into spring wire. Prices are quoted on request.
| Product code | PT-XHA-SUP-00056 |
|---|---|
| Category | Industrial Products & MRO > Special Alloys > Superalloys |
| Grade / designation | UNS N07750 / W.Nr. 2.4669 (equivalent to INCONEL® X-750) |
| Product form | Wire |
| Applicable standards | AMS 5698 / 5699 (spring wire), ASTM B637 (bar) (confirmed per order) |
| Available forms | Spring wire, strip, plate, forged and hot-rolled bar, machined parts |
| Certificates | EN 10204 3.1 MTC on request |
| Minimum order | On request |
| Country of origin | China |
| Pricing | On request – customised quotation by PANDA COLLECTIONS |
| Supplied in | Singapore |
Product description
An age-hardenable nickel-chromium alloy with good oxidation resistance below 980 °C, high strength below 800 °C and good relaxation resistance below 540 °C, widely drawn into spring wire. PANDA COLLECTIONS sources GH4145 / Alloy X-750 for buyers in Singapore and internationally for project and bulk orders. Mill test certificates to EN 10204 3.1, full heat traceability, melting route (e.g. ESR/VAR), heat-treatment condition and NDT/testing requirements are confirmed per enquiry. Prices are not listed online; every order is quoted individually based on grade, dimensions, quantity, testing and certification requirements.
Technical data
| Chemical composition (%) | Ni ≥70, Cr 14–17, Fe 5–9, Ti 2.25–2.75, Al 0.4–1.0, Nb 0.7–1.2, Co ≤1.0, C ≤0.08 |
|---|---|
| Mechanical properties | Rm ≥1267 MPa, Rp0.2 ≥868 MPa, A5 ≥25 %, HB ≤400 |
| Physical properties | Density 8.28 g/cm³; melting range 1393–1427 °C |
Typical applications
- High-temperature springs and bolts
- Gas-turbine blades and wheels
- Rocket thrust chambers
- Elastic seals
Industries: Aerospace, Power Generation, Nuclear, Oil & Gas
Updated October 27, 2026
Frequently asked questions
What is GH4145 / Alloy X-750 used for?
High-temperature springs and bolts, gas-turbine blades and wheels, rocket thrust chambers, elastic seals.
Which standards apply to GH4145 / Alloy X-750?
AMS 5698 / 5699 (spring wire), ASTM B637 (bar). Compliance, testing and certificates are confirmed for each order.
What forms and sizes of GH4145 / Alloy X-750 are available?
Spring wire, strip, plate, forged and hot-rolled bar, machined parts. Sizes are cut or produced to order.
How do I get a price for GH4145 (Alloy X-750) Spring Wire?
Prices are not published. Request a customised quotation from PANDA COLLECTIONS with the product code PT-XHA-SUP-00056, size, quantity, testing and certificate requirements, and delivery address.
Can mill test certificates be provided?
Mill test certificates to EN 10204 3.1 with heat traceability can be requested. Melting route (e.g. ESR/VAR), heat-treatment condition and NDT requirements are confirmed per enquiry.
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