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:

Yếu tố	Phạm vi thành phần (%)	Optimal Range (%)
Đồng	81.0 – 83.0	82.0
Nhôm (Al)	8.5 – 9.5	9,0
Niken (Ni)	4.0 – 4.8	4.5
Sắt (Fe)	3.5 – 4.3	4.0
Mangan (Mn)	1,2 – 2,0	1,5
Silic (Si)	0.10 tối đa	0.05
Lead (Pb)	0tối đa 0,02	0.01
Kẽm (Zn)	0tối đa 0,20	0.10

3. Mechanical Properties

3.1 Standard Mechanical Properties at Room Temperature

Tài sản	Đơn vị hệ mét	Imperial Units
Độ bền kéo	640-720 MPa	93-104 ksi
Sức mạnh năng suất (bù 0,2%)	280-380 MPa	41-55 ksi
Elongation in 50mm	15% min	15% min
Giảm diện tích	20% min	20% min
Độ cứng (Brinell)	160-200 HB	160-200 HB
Impact Strength (Charpy V-notch)	34 J	25 ft-lb

3.2 Temperature-Dependent Properties

Nhiệt độ (°C)	Độ bền kéo (MPa)	Sức mạnh năng suất (MPa)	Độ giãn dài (%)
-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

Tài sản	Giá trị	Units
Tỉ trọng	7 giờ 45	g / cm³
Phạm vi nóng chảy	1030-1060	° C
Nhiệt dung riêng	0.377	kJ/kg·K
Dẫn nhiệt	42	W/m·K
Điện trở suất	13.3	μΩ·cm
Mô đun đàn hồi	110	GPa
Tỷ lệ Poisson	0.33	-
Magnetic Permeability	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

Kích thước	Tolerance Range
Outside Diameter	±0.25mm up to 50mm OD
Wall Thickness	±10%
Chiều dài	+3mm, -0mm
Straightness	1.5mm per meter
Ovality	1% of OD max

6. Corrosion Resistance Properties

6.1 Corrosion Rates in Different Environments

Môi trường	Nhiệt độ (°C)	Corrosion Rate (mm/year)
Nước biển	20	0.025
Nước ngọt	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

Môi trường	Rating (1-10)	Ghi chú
Hàng hải	9	Excellent resistance
Công nghiệp	số 8	Very good resistance
Chemical Processing	7	Good for most applications
High Temperature	số 8	Maintains properties well
Hao mòn điện trở	số 8	Superior to standard bronzes
Stress Corrosion	9	Highly resistant

7. Manufacturing and Processing

7.1 Fabrication Parameters

Tiến trình	Recommended Parameters
Hot Working Temperature	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

Test Type	Tiêu chuẩn	Frequency
Phân tích hóa học	ASTM E478	Per Heat
Tensile Testing	ASTM E8	Per Lot
Hardness Testing	ASTM E10	Per Lot
Ultrasonic Testing	ASTM E213	100%
Hydrostatic Testing	ASTM E498	100%

8.2 Surface Finish Requirements

Surface Condition	Roughness (Ra)	Ứng dụng
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

Ngành công nghiệp	Các ứng dụng	Key Requirements
Hàng hải	Propeller Shafts, Pump Housings	Chống ăn mòn
Oil & Gas	Valve Bodies, Bearings	Strength, Wear Resistance
Chemical Processing	Heat Exchangers, Reactors	Chemical Resistance
Sản xuất điện	Pump Components, Fittings	Reliability, Durability
Mining	Wear Plates, Bushings	Abrasion Resistance

9.2 Applicable Standards

Tiêu chuẩn	Sự miêu tả	Phạm vi
ASTM B150	Standard Specification	Material Requirements
ASTM B271	Seamless Tubes	Chế tạo
NACE MR0175	Sour Service	Oil & Gas Applications
ISO 9001	Quản lý chất lượng	Process Control
DNV-GL	Marine Certification	Maritime Applications

10. Economic Considerations

10.1 Cost Factors

Nhân tố	Impact Level	Consideration
Chi phí nguyên liệu thô	Cao	Market-dependent
Chi phí xử lý	Trung bình	Complex manufacturing
Installation Cost	Low	Standard procedures
Maintenance Cost	Low	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.