包含在产品和治金生产过程中的各项技术始终是 Haynes International公司关注的焦点。Haynes International公司领先发展了真空感应熔炼（VIM），电渣重熔（ESR），真空电弧重熔（VAR）氩氧脱碳（AOD），计算机过程模拟以及统计过程控制在超级合金的发明与生产过程中的应用，并使之不断完善与加强。Haynes lnternationa|公司先后发明完成的合金种类有HASTELLOY B-2、 C-276、 C-4、 C-22、C-2000、C-22HS、 G、 G-3、G-30、 G-35、 G-50、 H9M、 D-205、S、X合金，和HAYNES HR-1208、HR-160、188、214、230、556合金以及ULTIMET合金。

The technologies included in the product and metallurgical production process are always the focus of Haynes International Company。 Haynes International has developed vacuum induction melting (VIIM), electroslag remelting (ESR), vacuum arc remelting (VAR) Argon-oxygendecarburization (AOD), computer process simulation and statistical process control are applied in the invention and production process ofsuperalloys, and they are continuously improved and strengthened. Haynes International.The alloys that the company has invented have HASTELLO0Y B-2, C-276, C-4, C-22 C-2000, C-22HS, G, G-3, G-30, G-35, G- 50, H9M, D-205, S, X alloys, and HAYNES HR-120, HR-160, 188, 214, 230, 556 alloys and ULTIMET alloys.