HASTELLOY® G-30® alloy (UNS N06030) is a highly corrosion-resistant nickel-base alloy designed for use in severe environments involving strong oxidizing agents. This article provides a comprehensive introduction to HASTELLOY® G-30® alloy, covering 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)
46.0 – 49.0
クロム(Cr)
29.0 – 31.5
鉄(Fe)
14.0～17.0
モリブデン(Mo)
4.0 – 6.0
コバルト(Co)
最大2.5
タングステン(W)
1.5 – 4.0
マンガン(Mn)
最大1.0
シリコン（Si）
最大1.0
カーボン(C)
0最大.03
リン(P)
0最大.04
硫黄(S)
0最大.02
機械的性質
財産
価値
引張強さ、ksi (MPa)
100(690)分
降伏強さ (0.2% オフセット)、ksi (MPa)
45(310)分
伸び (% 単位 2 インチ)
40分
硬度、ロックウェル C (HRC)
最大28
さまざまな温度でのパフォーマンス
HASTELLOY® G-30® alloy exhibits excellent performance across varying temperature ranges:
室温：Superior resistance to a wide range of oxidizing and reducing environments, including sulfuric acid, phosphoric acid, and nitric acid.
高温:Maintains high strength and corrosion resistance up to 1800°F (980°C), suitable for applications in chemical processing and pollution control equipment.
低温:Retains ductility and toughness at cryogenic temperatures, ensuring reliability in extreme conditions.
産業用途
HASTELLOY® G-30® alloy is utilized in various industries due to its exceptional 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, chlorides, and fluoride solutions.
Pollution Control
Scrubbers, stack liners, and ducts exposed to corrosive gases and acidic environments.
医薬品
Pharmaceutical processing equipment requiring resistance to harsh chemicals and sterilization solutions.
紙パルプ
Equipment for bleach plants, digesters, and evaporators exposed to corrosive media.
Excellent 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
ハステロイ C-276 (UNS N10276)
Higher molybdenum content and broader resistance to oxidizing and reducing environments compared to G-30® 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-30®
ハステロイ C-276
ハステロイ C-22
ニッケル含有量 (%)
46.0 – 49.0
57.0
56.0
モリブデン含有量 (%)
4.0 – 6.0
15.0～17.0
12.5～14.5
クロム含有量 (%)
29.0 – 31.5
14.5 – 16.5
20.0～22.5
引張強さ (ksi)
100分
110分
115分
降伏強さ (ksi)
45分
52分
55分
耐食性
Excellent in oxidizing and reducing acids, including sulfuric, phosphoric, and nitric 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 detailed article serves as an in-depth introduction to HASTELLOY® G-30® alloy (UNS N06030), providing essential information on its composition, mechanical properties, performance characteristics, applications across various industries, available forms and sizes, production standards, welding and processing capabilities, as well as advantages, disadvantages, and comparisons with similar alloys. The structured presentation using tables ensures clarity and accessibility of technical details, catering to professionals seeking reliable corrosion-resistant materials for demanding environments.
