鉻鎳鐵合金 690

Nickel-based alloy flanges are essential components used across various industries owing to their superior properties, such as excellent corrosion resistance, high temperature handling capabilities, and exceptional mechanical strength. These flanges are employed in demanding environments where other materials would fail, ensuring the reliability and longevity of installations in sectors ranging from aerospace to chemical processing. Here, we delve into the detailed aspects of nickel-based alloy flanges to provide a comprehensive understanding of their composition, properties, applications, and more.

Nickel-Based Alloy Composition

鎳合金鎳 (Ni)鉻 (Cr)鉬(Mo)鐵 (Fe)其他
鉻鎳鐵合金 62558%20-23%8-10%5%Nb, C, Mn, Si, S, Al, Ti, Co
哈氏合金 C27657%15.5%16%5%W, Co, V
蒙乃爾 40063%2.5%Cu, Mn, Si, C, S, Fe
Nickel 20099.6%0.4%Cu, Mn, Si, C, S, Fe

機械性能

鎳合金抗拉強度(兆帕)屈服強度(MPa)伸長率(%)硬度(布氏)
鉻鎳鐵合金 62595043030%220
哈氏合金 C27679035540%200
蒙乃爾 400550-62024035%150
Nickel 20038010040%110

不同溫度下的性能

鎳合金Low Temp (-196°C)Medium Temp (500°C)High Temp (1000°C)
鉻鎳鐵合金 625優秀的優秀的好的
哈氏合金 C276優秀的優秀的好的
蒙乃爾 400優秀的好的貧窮的
Nickel 200好的貧窮的不建議

產業應用

鎳合金產業應用
鉻鎳鐵合金 625Aerospace, Oil & GasJet engines, Turbines, Drilling Rigs
哈氏合金 C276Chemical Processing, Power GenerationReactors, Heat Exchangers, Boilers
蒙乃爾 400Marine, Chemical ProcessingShipbuilding, Desalination
Nickel 200Electrical, Chemical ProcessingConductors, Storage Tanks

形狀、尺寸及生產標準

範圍選項
形狀Circular, Square, Rectangular, Custom
尺寸Various sizes – From 1/2 inch to 60 inches
標準ANSI, ASME, DIN, JIS, BS, ISO, EN

標準及對應等級

國家標準年級
美國ASTM B564Inconel 625, Hastelloy C276, Monel 400, Nickel 200
德國從 177442.4856, 2.4819, 2.4360, 2.4066
日本JIS H4551NCF 625, NCF 276, NCF 400
英國BS 3076NA 21, NA 22, NA 13

焊接、加工、拋光和熱處理

過程細節
焊接TIG, MIG, GTAW, SMAW
加工Forging, Machining, Rolling
拋光Mechanical, Electropolishing, Buffing
熱處理Annealing, Solution Treatment, Aging

冷加工和熱處理

鎳合金冷加工熱處理
鉻鎳鐵合金 625Cold rolling, Cold drawingSolution annealing at 1093-1204°C
哈氏合金 C276Cold rolling, Cold drawingSolution annealing at 1121-1177°C
蒙乃爾 400Cold rolling, Cold drawingStress Relief at 594-649°C
Nickel 200Cold rolling, Cold drawingAnnealing at 649-760°C

Advantages and Disadvantages of Nickel-Based Alloys

鎳合金好處缺點
鉻鎳鐵合金 625High strength, Corrosion resistanceExpensive, Difficult to machine
哈氏合金 C276優越的耐腐蝕性Very expensive, Limited availability
蒙乃爾 400Excellent in marine environmentsLower high-temp performance, Costly
Nickel 200Good electrical conductivity, CheapPoor high-temp performance, Soft material

同類產品及比較

鎳合金Similar Product比較
鉻鎳鐵合金 625Incoloy 825, Hastelloy XInconel 625 has better high-temp resistance
哈氏合金 C276Incoloy 800, Alloy 20C276 offers better corrosion resistance
蒙乃爾 400Cupronickel, Aluminum-BronzeMonel 400 better corrosion resistance but more costly
Nickel 200Stainless Steel 304, 316Nickel 200 better in caustic environments

With their diverse properties and tailored applications, nickel-based alloy flanges play a pivotal role in ensuring the durability, safety, and efficiency of various industrial processes. The advantages they offer, from high corrosion and temperature resistance to unique mechanical properties, make them indispensable despite some production and cost-related challenges. Understanding these flanges in detail helps in making informed decisions for their optimal application in respective industries.