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S31803 hot sale hex head nut manufacturer duplex hex nut

For duplex S31803 nuts, 2 minutes to 3 minutes per mm of wall thickness at temperatures around 1080 degrees Celsius is sufficient to achieve a balanced austenite/ferrite ratio. After annealing, it is recommended to cool these Duplex S32205 nuts as soon as possible.

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These fasteners are designed to meet national and international standards for the quality of raw materials, thus ensuring their durability and high quality. We manufacture these UNS S31803 fasteners to a high standard quality and offer standard sizes from M10 to M100 as well as custom lengths. The creep strength of duplex steel UNS S31803 hex nuts at elevated temperatures is much better than other austenitic stainless grades. Duplex steel UNS S32205 nuts are suitable for continuous service up to 2100¡ãF (1150¡ãC) and intermittent service up to 2000¡ãF (1090¡ãC).

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