Super austenitic stainless steel

Alloy UNSUnited States DIN Germany JIS Japan GB China
UNS AISI Original brand number New brand
904L UNS N08904 1.4539 X1NiCrMoCu25-20-5 SUS890L 00Cr20Ni25Mo4.5Cu It is an austenitic stainless steel with higher corrosion resistance than SUS 316L and SUS 317L. Due to the addition of Cu (1.5%), it has outstanding corrosion resistance to reducing acids such as sulfuric acid and phosphoric acid, and is widely used in chemical equipment.
 254SMO UNS S31254 254 1.4547 X1CrNiMoCuN25-18-7 SUS312L 02Cr20Ni18Mo6CuN It is a highly corrosion-resistant austenitic stainless steel with high Ni, high Cr, and high Mo. It also has strong corrosion resistance in harsh environments such as high-temperature seawater. Under some conditions, it has the same characteristics as Hastelloy’s®It has corrosion resistance comparable to alloy and pure titanium, and is an economical stainless steel.
926 UNS N08926 8926 1.4529 X1NiCrMoCuN25-20-7  —  —  — It is a highly corrosion-resistant austenitic stainless steel with high Cr and high Mo. It also has strong corrosion resistance in harsh environments such as high-temperature seawater or flue gas desulfurization equipment. Under some conditions, it has the same characteristics as Hastelloy’s® It has corrosion resistance comparable to alloy and pure titanium, and is a highly economical stainless steel.
AL-6XN UNS N08367 8367 It is a highly corrosion-resistant austenitic stainless steel with high Cr and high Mo. It also has strong corrosion resistance in harsh environments such as high-temperature seawater or flue gas desulfurization equipment. Under some conditions, it has the same characteristics as Hastelloy’s® It has corrosion resistance comparable to alloy and pure titanium, and is a highly economical stainless steel.
654SMO UNS S32654 1.4652 X1CrNiMoCuN24-22-8  —  —  —
Nitronic50 UNS S20910 XM-19 Offers a unique combination of corrosion resistance and strength not found in any other commercial material. The corrosion resistance of austenitic stainless steel is better than that of alloys 316, 316L, 317, and 317L, and its yield strength at room temperature is approximately twice that of these alloys. It has excellent mechanical properties at both high and sub-zero temperatures, which is what makes it different from most austenitic stainless steels. It is also not magnetic at low temperatures. The yield strength of High Strength (HS) Nitronic 50 is approximately 3 times that of 316 stainless steel. Widely used in marine, nuclear power, chemical and oil and gas industries.
1.4565 X2CrNiMnMoN25-18-6-5
Nitronic60 UNS S21800 218 Nitronic 60 stainless steel offers corrosion and wear resistance at a significantly lower cost than alloys containing cobalt and high nickel. Its overall corrosion resistance is better than Type 304 in most media. In Nitronic 60, resistance to chloride pitting is better than in Type 316. The yield strength at room temperature is almost twice that of 304 and 316. Nitronic 60 has excellent resistance to high temperature oxidation and low temperature impact. Widely used in the power, chemical, petrochemical, food and oil and gas industries, including expansion joint wear plates, wear-resistant pump rings, bushings, process valve stems, seals and logging equipment
310L UNS S31002 UNS S31002 1.4335 X1CrNi25-21
316LMod 724L 1.4435Mod  —
310LMod UNS S31050 725LN 1.4466 X1CrNiMoN25-22-2  — 03Cr25Ni22Mo3N
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