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:

unsur	Julat Komposisi (%)	Optimal Range (%)
Tembaga	81.0 – 83.0	82.0
Aluminium (Al)	8.5 – 9.5	9.0
Nikel (Ni)	4.0 – 4.8	4.5
Besi (Fe)	3.5 – 4.3	4.0
Mangan (Mn)	1.2 – 2.0	1.5
Silikon (Si)	0.10 maks	0.05
Plumbum (Pb)	0.02 maks	0.01
Zink (Zn)	0.20 max	0.10

3. Mechanical Properties

3.1 Standard Mechanical Properties at Room Temperature

Harta benda	Unit Metrik	Imperial Units
Kekuatan Tegangan Muktamad	640-720 MPa	93-104 ksi
Kekuatan Hasil (0.2% offset)	280-380 MPa	41-55 ksi
Elongation in 50mm	15% min	15% min
Reduction in Area	20% min	20% min
Kekerasan (Brinell)	160-200 HB	160-200 HB
Impact Strength (Charpy V-notch)	34 J	25 ft-lb

3.2 Sifat Bergantung Suhu

Suhu (°C)	Kekuatan Tegangan (MPa)	Kekuatan Hasil (MPa)	Pemanjangan (%)
-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

Harta benda	Nilai	Unit
Ketumpatan	7.45	g/cm³
Julat Lebur	1030-1060	°C
Haba Tertentu	0.377	kJ/kg·K
Kekonduksian Terma	42	W/m·K
Kerintangan Elektrik	13.3	μΩ·cm
Modulus Keanjalan	110	GPa
Nisbah Poisson	0.33	–
Kebolehtelapan Magnetik	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

Dimension	Tolerance Range
Outside Diameter	±0.25mm up to 50mm OD
Ketebalan Dinding	±10%
Panjang	+3mm, -0mm
Kelurusan	1.5mm per meter
Ovality	1% of OD max

6. Corrosion Resistance Properties

6.1 Corrosion Rates in Different Environments

Persekitaran	Suhu (°C)	Kadar Kakisan (mm/tahun)
air laut	20	0.025
Air Tawar	20	0.013
3% NaCl Solution	20	0.028
10% H₂SO₄	20	0.15
10% HCl	20	0.22
Suasana Perindustrian	20	0.008

6.2 Environmental Resistance Ratings

Persekitaran	Rating (1-10)	Nota
Marin	9	Excellent resistance
Perindustrian	8	Very good resistance
Pemprosesan Kimia	7	Good for most applications
Suhu Tinggi	8	Maintains properties well
Ketahanan Pakai	8	Superior to standard bronzes
Kakisan Tegasan	9	Sangat tahan

7. Manufacturing and Processing

7.1 Fabrication Parameters

Proses	Parameter Disyorkan
Suhu Kerja Panas	760-870°C
Suhu Penyepuhlindapan	650-750°C
Suhu Melegakan Tekanan	350-400°C
Maximum Operating Temperature	315°C

7.2 Welding Specifications

Proses Kimpalan	Parameter Disyorkan	Logam Pengisi
GTAW	DC Straight Polarity	ERCuNiAl
GMAW	DC Reverse Polarity	ERCuNiAl
SMAW	DC Reverse Polarity	ECuNiAl

8. Quality Control Requirements

8.1 Testing Requirements

Test Type	Standard	Kekerapan
Analisis Kimia	ASTM E478	Per Heat
Tensile Testing	ASTM E8	Per Lot
Hardness Testing	ASTM E10	Per Lot
Ujian Ultrasonik	ASTM E213	100%
Hydrostatic Testing	ASTM E498	100%

8.2 Surface Finish Requirements

Surface Condition	Roughness (Ra)	Permohonan
Standard Finish	3.2 μm	Tujuan Umum
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

industri	Aplikasi	Key Requirements
Marin	Propeller Shafts, Pump Housings	Rintangan Kakisan
Minyak & Gas	Valve Bodies, Bearings	Strength, Wear Resistance
Pemprosesan Kimia	Heat Exchangers, Reactors	Chemical Resistance
Penjanaan Kuasa	Pump Components, Fittings	Reliability, Durability
perlombongan	Wear Plates, Bushings	Abrasion Resistance

9.2 Applicable Standards

Standard	Penerangan	Skop
ASTM B150	Standard Specification	Material Requirements
ASTM B271	Seamless Tubes	Pembuatan
NACE MR0175	Sour Service	Oil & Gas Applications
ISO 9001	Quality Management	Kawalan Proses
DNV-GL	Marine Certification	Maritime Applications

10. Economic Considerations

10.1 Cost Factors

Faktor	Impact Level	Consideration
Kos Bahan Mentah	tinggi	Market-dependent
Kos Pemprosesan	Sederhana	Complex manufacturing
Installation Cost	rendah	Standard procedures
Maintenance Cost	rendah	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.