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.
化學成分
元素
作品 (%)
鎳 (Ni)
66.0 min
鉻 (Cr)
21.0 – 23.5
鐵 (Fe)
5.0 – 7.0
鉬(Mo)
6.0 – 8.0
銅
1.0 – 2.5
錳(Mn)
最大1.0
矽(Si)
0.70 max
碳(C)
0.05 – 0.15
硫(S)
0最大.015
磷(P)
0最大.015
機械性質
財產
價值
拉伸強度,ksi (MPa)
110(760)分鐘
屈服強度(0.2% 偏移),ksi (MPa)
52 (360) min
伸長率(2 英吋中的%)
40分鐘
硬度,洛氏 C (HRC)
25 – 35
不同溫度下的性能
HASTELLOY® G™ alloy exhibits excellent performance across varying temperature ranges:
室內溫度:Exceptional resistance to oxidizing and reducing acids such as sulfuric acid, nitric acid, and hydrochloric acid.
HASTELLOY® G™ alloy finds applications across various industries due to its superior corrosion resistance:
工業部門
應用領域
化學加工
Reactors, heat exchangers, and piping systems handling aggressive chemicals such as acids and chlorides.
紙漿和造紙
Equipment for bleach plants, digesters, and evaporators exposed to corrosive media.
油和氣
Components in refineries and petrochemical plants exposed to sour gas environments containing hydrogen sulfide.
製藥
Pharmaceutical processing equipment requiring resistance to harsh chemicals.
形狀、尺寸和生產標準
產品形態
可用形狀
可供選擇的尺寸
生產標準
板材/板材
板材、片材
厚度:0.025 英吋 – 1.000 英吋(0.64 毫米 – 25.4 毫米)
ASTM B582
酒吧
圓棒、六角棒
直徑:0.25 英吋 – 6.0 英吋(6.35 毫米 – 152.4 毫米)
ASTM B582
管材/管道
無縫管、焊管
外徑:0.5吋 – 6.0吋(12.7毫米 – 152.4毫米)
ASTM B619、ASTM B622
標準及對應等級
國家/地區
標準/等級
美國
UNS N06007
歐洲
2.4618
德國
鎳鉻23鉬16銅
法國
NC23FeDU
焊接、加工、拋光、熱處理
過程
細節
焊接
使用 TIG、MIG 方法具有出色的焊接性,確保在腐蝕環境下接頭牢固可靠。
加工
可使用傳統方法進行加工,提供製造流程的靈活性。
拋光
能夠實現光滑的表面,增強耐腐蝕性和美觀性。
熱處理
在 2050°F (1121°C) 下退火,然後快速淬火可優化材料特性和性能。
冷加工的優點和缺點
方面
細節
冷加工
在室溫下保持延展性和成型性,有利於成型和製造。
優點
Exceptional resistance to a wide range of aggressive chemicals, high mechanical strength, and reliability in extreme environments.
缺點
與傳統不銹鋼相比,初始成本較高,特定形狀和尺寸的可用性有限。
類似產品
產品名稱
比較
哈氏合金 C-276 (UNS N10276)
Higher molybdenum content and broader resistance to oxidizing and reducing environments compared to G™ alloy.
哈氏合金 C-22 (UNS N06022)
Higher chromium content and resistance to oxidizing and reducing acids, including wet chlorine and ferric and cupric chlorides.
同類產品比較
屬性/特徵
Hastelloy G™
哈氏合金C-276
哈氏合金C-22
鎳含量(%)
66.0
57.0
56.0
鉬含量(%)
6.0 – 8.0
15.0 – 17.0
12.5 – 14.5
鉻含量(%)
21.0 – 23.5
14.5 – 16.5
20.0 – 22.5
拉伸強度 (ksi)
110 分鐘
110 分鐘
115 分鐘
屈服強度 (ksi)
52分鐘
52分鐘
55分鐘
耐腐蝕性能
Excellent in oxidizing and reducing acids, including sulfuric, nitric, and hydrochloric acid.
在各種腐蝕環境中表現出色,包括強氧化劑和還原劑。
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.