Haynes - 4.89

As a developmental alloy, estimated at $300-500 per kg (vs. $80-120 for Inconel 718). Most of the cost is in melting and processing, not raw materials.

Most likely, you meant or Haynes® 188 . If "4.89" refers to 4.89% of a key element (e.g., Al, Mo, W) — not standard. haynes 4.89

The rating 4.89 out of 5 is frequently cited in reviews or performance metrics for WorkshopData™ , a tool used by mechanics for diagnostics, electronics, and technical maintenance. As a developmental alloy, estimated at $300-500 per kg (vs

Haynes 188 remains a leading cobalt‑base superalloy for sustained high‑temperature service where thermal fatigue and oxidation resistance are critical. As a developmental alloy