Monel 400 (UNS N04400/2.4360) is a corrosion-resistant alloy with the largest amount, the widest application and excellent comprehensive properties. This alloy has excellent corrosion resistance in hydrofluoric acid and fluorine gas media, and also has excellent corrosion resistance to hot concentrated lye. At the same time, it is resistant to corrosion from neutral solutions, water, seawater, air, organic compounds, etc. Monel 400 is mainly used in the fields of chemistry, petrochemical, and marine development. It can be used to manufacture various heat exchange equipment, boiler feedwater heaters, petroleum and chemical pipelines, containers, towers, tanks, valves, pumps, reactors, shafts, etc.

The performance characteristics of Inconel601 are better than 600. It is an alloy with high chromium content. It has excellent oxidation and corrosion resistance. Because the composition also contains aluminum, it has good oxidation resistance and curing performance. The characteristics of this alloy are Excellent oxidation resistance and carbonization resistance at high temperature, good mechanical properties at room temperature and high temperature, good stress corrosion cracking resistance, high creep due to controlled carbon content and grain size The breaking strength is therefore recommended for use in areas above 500°C.

INCOLOY 800/800 H/800HT is an austenitic heat-resistant alloy widely used in high-temperature pressure-bearing structural parts. The high strength of 800 H/HT is mainly due to the addition of carbon, aluminum, and titanium elements, and the minimum temperature is 1149℃ Anneal at temperature to achieve grain size ASTM 5 grade or greater. For INCOLOY 800 H/HT used below 787℃, use 82 (ER NiCr-3) welding wire. RA 330-04 (N08334) welding wire has a matching coefficient of thermal expansion and higher strength. If you want to obtain maximum mechanics For strength, it is best to use welding wire 617 (ERNiCrCoMo-1) or welding rod 117 (ENiCrCoMo-1). In order to avoid the possible stress relaxation of INCOLOY 800/800 H/HT (NCF800/N08800/1.4876/NA15) welded parts above 538°C which may cause grain boundary cracking, post-weld heat treatment is required at 899°C. The holding time is one hour (at least half an hour) per 25 mm of material thickness. /25mm thickness), then air-cooled.

Hastelloy C-2000 (NO6200/NICR23MO16CU/N06200/2.4675) Hastelloy is a nickel-based high-temperature alloy composed of nickel, molybdenum, chromium and other elements, with a nickel content of about 55%. Hastelloy C-2000, as an optimized alloy developed to expand the application range of materials, began with a conceptual idea of adding copper to the well-established Ni-Cr-Mo alloy.

Inconel 600（NC15Fe/W. Nr .2.4816/NiCr15Fe/NiCr15Fe8）alloy is a nickel-chromium-iron-based solid solution strengthened alloy. It has good high temperature corrosion and oxidation resistance, excellent cold and hot processing and welding properties, and has satisfactory thermal strength and high plasticity below 700°C. Inconel 600 alloy can be strengthened by cold working, and it can also be connected by resistance welding, melt welding or brazing. It is suitable for making anti-oxidation parts with low load under 1100℃.

Hastelloy G-35 hastelloy g-35（UNS N06035/DIN W. Nr. 2.4643/00Cr33Ni55Mo8 is Hastelloy, an upgraded version of high temperature and corrosion resistance. Hastelloy G-35 equivalent grade: UNS N06035

Hastelloy C-4（N06455/NiMol6Crl6Ti/1.4610） has excellent thermal stability and toughness at high temperature, and has good resistance to stress corrosion cracking atmosphere at high temperature. It is suitable for corrosive substances such as various hot mineral acids, chlorinated media, acetic acid, sea water and saline solution.

Hastelloy B-3（ N10675） alloy is a new member of the nickel-molybdenum alloy family. It has excellent corrosion resistance to hydrochloric acid at any temperature and concentration. At the same time, it also has good corrosion resistance to sulfuric acid, acetic acid, formic acid, phosphoric acid and other non-oxidizing media.

Hastelloy B-2 (UNS N10665/2.4617/ NS322/ NS3202/ 00Ni70Mo28/ NiMo28/00Mo28Ni68Fe2) Seamless Pipe alloy is a nickel-molybdenum alloy with extremely low carbon content and silicon content. It reduces the precipitation of carbides and other phases in the weld and heat-affected zone, thereby ensuring that there is Good corrosion resistance. Hastelloy B-2 alloy has excellent corrosion resistance in various reducing media, and can withstand the corrosion of any temperature and any concentration of hydrochloric acid under normal pressure.

Haynes 25 / L605（UNS R30605/W.NR 2.4964/AWS 060） alloy is a cobalt-based superalloy material, the corresponding grade is GH605, which has good formability and excellent high-temperature performance. Under high-temperature and high-strength environments, the material can resist oxidation, carbonization, and is not easy to crack.

HastelloyC(AMS5388D/NiCr21Mo14W2.4602/2. 4537/ANC16) is a high temperature and corrosion resistant alloy. The alloy contains a large amount of elements such as Cr and Mo, and has a single-phase austenite structure.

Hastelloy C-22(UNS NO6022/W.Nr.2.4602) alloy is a versatile nickel-chromium-molybdenum tungsten alloy, which has better overall corrosion resistance than other existing nickel-chromium-molybdenum alloys, including Hastelloy C-276, C4 alloy and 625 alloy. Hastelloy C-22 alloy has good resistance to pitting corrosion, crevice corrosion and stress corrosion cracking.