C63200 Nickel Aluminum Bronze Tubes: Comprehensive Technical Analysis and Performance Characteristics

1. Introduction to C63200 Alloy

C63200 nickel aluminum bronze is a high-strength copper-based alloy known for its exceptional mechanical properties and corrosion resistance. This analysis provides detailed information about its characteristics, specifications, and applications.

2. Chemical Composition

The precise chemical composition according to ASTM standards:

Element	Zakres składu (%)	Optimal Range (%)
Miedź	81.0 – 83.0	82.0
Aluminium (Al)	8.5 – 9.5	9.0
Nikiel (Ni)	4.0 – 4.8	4.5
żelazo (Fe)	3.5 – 4.3	4.0
Mangan (Mn)	1,2 – 2,0	1.5
Krzem (Si)	00,10 maks	00,05
Ołów (Pb)	00,02 maks	00,01
Cynk (Zn)	00,20 maks	0.10

3. Mechanical Properties

3.1 Standard Mechanical Properties at Room Temperature

Nieruchomość	Jednostki metryczne	Imperial Units
Najwyższa wytrzymałość na rozciąganie	640-720 MPa	93-104 ksi
Granica plastyczności (przesunięcie 0,2%)	280-380 MPa	41-55 ksi
Elongation in 50mm	15% min	15% min
Zmniejszenie powierzchni	20% min	20% min
Twardość (Brinell)	160-200 HB	160-200 HB
Impact Strength (Charpy V-notch)	34 J	25 ft-lb

3.2 Temperature-Dependent Properties

Temperatura (°C)	Wytrzymałość na rozciąganie (MPa)	Granica plastyczności (MPa)	Wydłużenie (%)
-196	850	420	12
20	680	330	15
100	650	310	16
200	600	280	18
300	520	250	20
400	400	200	25

4. Physical Properties

Nieruchomość	Wartość	Units
Gęstość	7.45	g/cm³
Zakres topnienia	1030-1060	°C
Ciepło właściwe	0.377	kJ/kg·K
Przewodność cieplna	42	W/m·K
Rezystancja	13.3	μΩ·cm
Moduł sprężystości	110	GPa
Współczynnik Poissona	00,33	–
Przepuszczalność magnetyczna	1.05	–

5. Dimensional Specifications

5.1 Standard Tube Sizes

Nominal OD (mm)	Wall Thickness Range (mm)	Standard Lengths (m)
12.7 – 25.4	1.2 – 3.2	3, 6
31.8 – 50.8	1.6 – 4.8	3, 6
63.5 – 101.6	2.1 – 6.4	3, 6
114.3 – 219.1	3.2 – 12.7	3, 6
273.0 – 406.4	4.8 – 19.1	3, 6

5.2 Tolerances

Wymiar	Tolerance Range
Outside Diameter	±0.25mm up to 50mm OD
Grubość ściany	±10%
Długość	+3mm, -0mm
Straightness	1.5mm per meter
Ovality	1% of OD max

6. Corrosion Resistance Properties

6.1 Corrosion Rates in Different Environments

Środowisko	Temperatura (°C)	Corrosion Rate (mm/year)
Seawater	20	00,025
Fresh Water	20	0.013
3% NaCl Solution	20	0.028
10% H₂SO₄	20	0.15
10% HCl	20	0.22
Industrial Atmosphere	20	0.008

6.2 Environmental Resistance Ratings

Środowisko	Rating (1-10)	Uwagi
Morski	9	Excellent resistance
Przemysłowy	8	Very good resistance
Przetwarzanie chemiczne	7	Good for most applications
High Temperature	8	Maintains properties well
Odporność na zużycie	8	Superior to standard bronzes
Stress Corrosion	9	Highly resistant

7. Manufacturing and Processing

7.1 Fabrication Parameters

Proces	Recommended Parameters
Gorąca temperatura robocza	760-870°C
Annealing Temperature	650-750°C
Stress Relief Temperature	350-400°C
Maximum Operating Temperature	315°C

7.2 Welding Specifications

Welding Process	Recommended Parameters	Filler Metal
GTAW	DC Straight Polarity	ERCuNiAl
GMAW	DC Reverse Polarity	ERCuNiAl
SMAW	DC Reverse Polarity	ECuNiAl

8. Quality Control Requirements

8.1 Testing Requirements

Typ testu	Standard	Częstotliwość
Analiza chemiczna	ASTM E478	Per Heat
Tensile Testing	ASTM E8	Per Lot
Hardness Testing	ASTM E10	Per Lot
Badania ultradźwiękowe	ASTM E213	100%
Hydrostatic Testing	ASTM E498	100%

8.2 Surface Finish Requirements

Surface Condition	Roughness (Ra)	Podanie
Standard Finish	3.2 μm	General Purpose
Smooth Finish	1.6 μm	Hydraulic Applications
Polished Finish	0.8 μm	Critical Flow Service
Mirror Finish	0.4 μm	Special Applications

9. Applications and Industry Standards

9.1 Industry-Specific Applications

Przemysł	Aplikacje	Key Requirements
Morski	Propeller Shafts, Pump Housings	Odporność na korozję
Oil & Gas	Valve Bodies, Bearings	Strength, Wear Resistance
Przetwarzanie chemiczne	Heat Exchangers, Reactors	Chemical Resistance
Wytwarzanie energii	Pump Components, Fittings	Reliability, Durability
Górnictwo	Wear Plates, Bushings	Abrasion Resistance

9.2 Applicable Standards

Standard	Opis	Scope
ASTM B150	Standard Specification	Material Requirements
ASTM B271	Seamless Tubes	Produkcja
NACE MR0175	Sour Service	Oil & Gas Applications
ISO 9001	Quality Management	Process Control
DNV-GL	Marine Certification	Maritime Applications

10. Economic Considerations

10.1 Cost Factors

Factor	Impact Level	Namysł
Raw Material Cost	Wysoki	Market-dependent
Processing Cost	Średni	Complex manufacturing
Installation Cost	Niski	Standard procedures
Maintenance Cost	Niski	Long service life
Life Cycle Cost	Favorable	Extended durability

This comprehensive analysis provides essential information for engineers, procurement specialists, and technical professionals working with C63200 nickel aluminum bronze tubes. The data presented should be verified for specific applications and operating conditions.