Super Alloy HASTELLOY® G™ (UNS N06007) Product Introduction
HASTELLOY® G™ (UNS N06007) is a highly corrosion-resistant nickel-chromium-iron-molybdenum alloy designed for extreme environments where resistance to oxidizing and reducing acids is critical. This article provides a comprehensive introduction to HASTELLOY® G™ alloy, detailing its chemical composition, mechanical properties, performance across different temperatures, industry applications, available shapes and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar products.
化学組成
要素
構成 (%)
ニッケル(Ni)
66.0 min
クロム(Cr)
21.0 – 23.5
鉄(Fe)
5.0 – 7.0
モリブデン(Mo)
6.0 – 8.0
銅
1.0~2.5
マンガン(Mn)
最大1.0
シリコン(Si)
0.70 max
カーボン(C)
0.05 – 0.15
硫黄(S)
0最大.015
リン(P)
0最大.015
機械的性質
財産
価値
引張強さ、ksi (MPa)
110(760)分
降伏強さ (0.2% オフセット)、ksi (MPa)
52 (360) min
伸び (% 単位 2 インチ)
40分
硬度、ロックウェル C (HRC)
25 – 35
さまざまな温度でのパフォーマンス
HASTELLOY® G™ alloy exhibits excellent performance across varying temperature ranges:
室温:Exceptional resistance to oxidizing and reducing acids such as sulfuric acid, nitric acid, and hydrochloric acid.
高温:Maintains high strength and corrosion resistance up to 1800°F (980°C), making it suitable for high-temperature chemical processing.
低温:Retains ductility and toughness at cryogenic temperatures, ensuring reliability in extreme environments.
産業用途
HASTELLOY® G™ alloy finds applications across various industries due to its superior corrosion resistance:
産業部門
アプリケーション
化学処理
Reactors, heat exchangers, and piping systems handling aggressive chemicals such as acids and chlorides.
紙パルプ
Equipment for bleach plants, digesters, and evaporators exposed to corrosive media.
オイルとガス
Components in refineries and petrochemical plants exposed to sour gas environments containing hydrogen sulfide.
医薬品
Pharmaceutical processing equipment requiring resistance to harsh chemicals.
Exceptional resistance to a wide range of aggressive chemicals, high mechanical strength, and reliability in extreme environments.
短所
従来のステンレス鋼に比べてイニシャルコストが高く、特定の形状やサイズの入手可能性は限られています。
類似製品
商品名
比較
HASTELLOY C-276 (UNS N10276)
Higher molybdenum content and broader resistance to oxidizing and reducing environments compared to G™ alloy.
ハステロイ C-22 (UNS N06022)
Higher chromium content and resistance to oxidizing and reducing acids, including wet chlorine and ferric and cupric chlorides.
類似製品の比較
性質・特徴
Hastelloy G™
Hastelloy C-276
ハステロイ C-22
ニッケル含有量 (%)
66.0
57.0
56.0
モリブデン含有量 (%)
6.0 – 8.0
15.0~17.0
12.5~14.5
クロム含有量 (%)
21.0 – 23.5
14.5 – 16.5
20.0~22.5
引張強さ (ksi)
110分
110分
115分
降伏強さ (ksi)
52分
52分
55分
耐食性
Excellent in oxidizing and reducing acids, including sulfuric, nitric, and hydrochloric acid.
強力な酸化剤や還元剤を含む幅広い腐食環境に優れています。
Excellent in oxidizing and reducing acids, including wet chlorine and ferric and cupric chlorides.
This comprehensive article provides a detailed introduction to HASTELLOY® G™ alloy (UNS N06007), encompassing 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.