N08367

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Forgiati non standard, barre tonde, piastre/nastri in acciaio, raccordi per tubi flangiati, tubi senza saldatura, capillari, ecc. Benvenuti a chiedere informazioni!

1. Introduction to N08367 Materials

      N08367 is a typical 6-molybdenum (high molybdenum content 6.3%) super austenitic stainless steel. Its ability to resist chloride pitting, crevice corrosion and stress corrosion is better than that of series 3 stainless steel and has a lower cost than corrosion-resistant nickel-based alloys. It exhibits good corrosion resistance in various severe corrosion environments and is suitable for high chloride aqueous solutions and chloride corrosion environments. Its comprehensive corrosion resistance has made a great leap compared to 316L. At the same time, its corrosion resistance is close to that of other corrosion-resistant nickel-based alloys such as C-276, but its cost is more advantageous. Used in a variety of high chloride environments: bleaching agents (nano hypochlorite, chlorine dioxide), halogen and chemicals with high salt or seawater content.

2. N08367 composizione chimica

lega % C E Mn P S In Cr Mo Cu N
N08367 Valore minimo 23.5 20.0 6.0 0.18
Valore massimo 0.03 1.0 2.0 0.040 0.030 25.5 22.0 7.0 0.75 0.25

 3. N08367 proprietà fisiche

Specific heat (J/kg-K) 450
Resistivity (μΩ-cm) 94.4
Thermal conductivity (W/mK) 20℃ 11.9
100℃ 13.0
Average thermal expansion coefficient (10-6/℃) 20–200℃ 15.3
20–300℃ 15.6
20–400℃ 15.9
20–500℃ 16.2
Longitudinal elastic modulus (MPa) 19.8 x 104
densità 8.24
Melting point (℃) 1360-1394

       N08367 Heat treatment

      This alloy is an austenitic series stainless steel, and the heat treatment can be the same as that of standard austenitic stainless steel. The commonly used heat treatment conditions are as follows.

      Solid solution treatment 1125~1175℃ water cooling

      N08367 Pickling

      Use a mixture of nitric acid and hydrofluoric acid for pickling. Due to its higher corrosion resistance than SUS 304, the scale will be slightly more difficult to remove. Therefore, it is more effective to perform a short period of alkali impregnation before pickling, or if possible shot peening.

IV. N08367 campi di applicazione

  1. Ambiente marino: dispositivo di desalinizzazione dell'acqua di mare, scambiatore di calore dell'acqua di mare, tubo condensatore, ecc.
  2. Ambiente ad alta concentrazione di ioni cloruro: dispositivo di desolforazione dei fumi di scarico, industria della cellulosa e della carta, vari dispositivi di sbiancamento, ecc.
  3. Ambiente contenente un'alta concentrazione di sale: apparecchiature per la produzione di resine, contenitori e tubi per reazioni chimiche, ecc.
  4. Apparecchiature per la desolforazione dei gas di scarico (FGD), torre di distillazione del greggio e riempimento di serbatoi di stoccaggio e rulli di pressione, centrali termiche, acciaierie e imprese petrolchimiche,
  5. Attrezzature farmaceutiche, attrezzature per macchinari alimentari
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