Tag: hyper duplex

Figure 2. Typical microstructure of root pass using HDSS (27% Cr, 7% Ni, 5% Mo) wire. The bright phase is austenite, and the dark phase is ferrite.

Hyper duplex stainless steel: a sustainable choice for high-performance applications

Dr Vahid A. Hosseini (ESAB) explains what must be considered when choosing welding filler material in hyper duplex stainless steels

Deepwater duplex

Sandvik Materials Technology states that its newly developed duplex stainless steel tube grades are providing the ultra-high strength and corrosion resistance needed for the wellhead control systems for today’s enhanced oil and gas recovery methods.