Nickel product/Nicrofer 3127 hMo alloy, 31 Fe-Ni-Cr-Mo corrosion resistant alloy
Equal grades: W.Nr.1.4562,X1NiCrMoCu32-28-7, UNS N08031, alloy 31
Feature of Nicrofer 3127 hMo:
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Outstanding resistance to corrosion in halide media, both acidic and basic
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Outstanding resistance to sulfuric acid, even highly concentrated;
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Outstanding resistance to corrosion and erosion-corrosion in phosphoric acid media;
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Excellent resistance to both localized corrosion and general corrosion in chlorine dioxide bleach media;
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Excellent resistance to both reducing and oxidizing media;
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Ease of fabrication and welding;
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Approval for pressure-vessel use involving wall temperatures from -196 to 550°C (-320 to 1020°F);
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Approved in ISO 15156/MR0175 to Test Level VI for sour gas service
Applications of 3127 hMo alloy:
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FGD systems
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Pulp and paper industry
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Fine chemical synthesis
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Phosphoric acid production
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Organic acids and esters production
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Waste sulfuric acid recovery
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Sea water or brackish water heat exchangers
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Ore processing, e.g., HIPAL (high pressure acid leaching technology) of laterite ores
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Petroleum production and refining
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Pickling plant (H2SO4)
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Sulfuric acid cooler
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Evaporation and crystallization of salts
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Tubing and couplings, wire lines and flowline system in sour gas production
Available forms of 3127 hMo alloy:
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Sheet and plate
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Forging
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Disc and ring
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Tube and pipe (seamless and welded)
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Wire
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Strip