HASTELLOY C276 (UNS N10276) is a highly versatile nickel-molybdenum-chromium alloy renowned for its exceptional corrosion resistance in a wide range of severe environments. This article provides a detailed and rich introduction to HASTELLOY C276, covering its chemical composition, mechanical properties, performance characteristics at different temperatures, industry applications, available shapes and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar products.
Kimyasal bileşim
Öğe
Kompozisyon (%)
Nikel (Ni)
57.0 min
Krom (Cr)
14.5 – 16.5
Molibden (Mo)
15.0 – 17.0
Demir (Fe)
4.0 – 7.0
Tungsten (W)
3.0 – 4.5
Kobalt (Co)
Maksimum 2,5
Manganez (Mn)
Maksimum 1,0
Vanadium (V)
0.35 max
Silikon (Si)
00,08 maksimum
Karbon (C)
00,010 maksimum
Fosfor (P)
0.040 max
Kükürt (S)
0.030 max
Mekanik özellikler
Mülk
Değer
Çekme Dayanımı, ksi (MPa)
110 (760) dk
Akma Dayanımı (%0,2 ofset), ksi (MPa)
52 (355) min
Uzama (2 inç cinsinden)
40 dakika
Hardness, Rockwell C (HRC)
28 – 36
Farklı Sıcaklıklarda Performans
HASTELLOY C276 exhibits excellent performance across varying temperature ranges:
Oda Sıcaklığı:Superior resistance to corrosive media including oxidizing and reducing environments.
Elevated Temperatures:Maintains high strength and corrosion resistance up to 2000°F (1093°C).
Düşük Sıcaklıklar:Retains ductility and toughness at cryogenic temperatures, suitable for extreme environments.
Endüstri Uygulamaları
HASTELLOY alloy C276 is widely used in several industries due to its exceptional corrosion resistance:
Sanayi Sektörü
Uygulamalar
Kimyasal İşleme
Reactors, heat exchangers, and piping systems handling acids, chlorides, and other corrosive chemicals.
Petrokimya
Equipment for sulfuric acid production, pollution control, and chemical processing units.
Oil and Gas
Components exposed to sour gas environments containing hydrogen sulfide.
İlaç
Pharmaceutical processing equipment requiring resistance to aggressive chemicals.
Şekiller, Boyutlar ve Üretim Standartları
Ürün Formu
Mevcut Şekiller
Mevcut Boyutlar
Üretim Standartları
Sheets/Plates
Plakalar, Çarşaflar
Thickness: 0.025″ – 1.000″ (0.64mm – 25.4mm)
ASTM B575
Barlar
Yuvarlak çubuklar, altıgen çubuklar
Diameter: 0.25″ – 6.0″ (6.35mm – 152.4mm)
ASTM B574
Tüpler/Borular
Dikişsiz borular, kaynaklı borular
OD: 0.5″ – 6.0″ (12.7mm – 152.4mm)
ASTM B622, ASTM B619
Standartlar ve İlgili Sınıflar
Ülke/Bölge
Standart/Sınıf
Amerika
UNS N10276
Avrupa
2.4819
Almanya
NiMo16Cr15W
Fransa
NC17D
Kaynak, İşleme, Parlatma, Isıl İşlem
İşlem
Detaylar
Kaynak
Aşındırıcı ortamlarda güçlü ve güvenilir bağlantılar sağlayan TIG, MIG yöntemleri kullanılarak mükemmel kaynaklanabilirlik.
İşleme
Geleneksel yöntemler kullanılarak işlenebilir, imalat süreçlerinde esneklik sunar.
Parlatma
Gelişmiş korozyon direnci ve estetik çekicilik için pürüzsüz yüzeyler elde etme kapasitesi.
Isı tedavisi
Annealing at 2050°F (1121°C) followed by rapid quenching optimizes material properties and performance.
Soğuk İşleme, Avantajları ve Dezavantajları
Bakış açısı
Detaylar
Soğuk İşleme
Oda sıcaklığında sünekliği ve şekillendirilebilirliği korur, şekillendirmeyi ve imalatı kolaylaştırır.
Avantajları
Exceptional resistance to a wide range of corrosive chemicals, high mechanical strength, and reliability in harsh environments.
Dezavantajları
Higher initial cost compared to conventional stainless steels, limited availability of specific shapes and sizes.
benzer ürünler
Ürün Adı
Karşılaştırmak
HASTELLOY C-22 (UNS N06022)
Comparable corrosion resistance, with higher chromium and tungsten content in C-22 providing improved resistance to oxidizing media.
INCONEL 625 (UNS N06625)
Lower molybdenum content, suitable for moderate to high temperature applications but with lower overall corrosion resistance compared to C276.
Benzer Ürünlerin Karşılaştırılması
Özellik/Özellik
Hastelloy C276
Hastelloy C-22
INCONEL 625
Nikel İçeriği (%)
57.0
56.0
61.0
Molibden İçeriği (%)
15.0 – 17.0
12.5 – 14.5
8.0 – 10.0
Krom İçeriği (%)
14.5 – 16.5
20.0 – 22.5
20.0 – 23.0
Çekme Dayanımı (ksi)
110 dakika
115 min
120 min
Akma Dayanımı (ksi)
52 min
55 min
60 min
Korozyon Direnci
Excellent in a wide range of corrosive environments, including strong oxidizers and reducing agents.
Excellent in oxidizing and reducing acids, including sulfuric, hydrochloric, and acetic acid.
Good resistance to oxidation and corrosion in high-temperature environments.
This comprehensive article provides a detailed introduction to HASTELLOY C276 (UNS N10276), covering its chemical composition, mechanical properties, performance in various environments, industry applications, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. The structured format using tables ensures clarity and accessibility of technical information, catering to engineers, manufacturers, and professionals seeking corrosion-resistant materials for demanding applications.