Duplex 329 Stainless Steel Capillary Tube (S32900) Description
Duplex 329 Stainless Steel Capillary Tube (S32900) is generally referred to as a narrow tube that has a constant diameter.
Capillary tubes are used in various applications where precise control of fluid flow is required. Capillary Tubes are available in exact cut-to lengths and are also extremely operational in a wide range of high temperatures. These Capillary Tubes can be made in personalized thicknesses and sizes as per the specific requirements of our clients.
Duplex 329 Stainless Steel Capillary Tube (S32900) Specification
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Grade
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S32900/Duplex 329
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Standards
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ASTM A789-08, ASME SA789-07
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Shape
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Capillary Tube
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Size
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Seamless pipe:
OD:6-630, WT:0.3-100mm
Capillary tube:
OD:0.2-6, WT:0.02-2mm
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Chemical Composition (%)
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Element
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Fe
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Cr
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Ni
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Mn
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Mo
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Si
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C
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P
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S
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N
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Wt%
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Bal.
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25.0-28.0
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4.5-6.5
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≤2
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1.3-2.0
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≤1
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≤0.1
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≤0.035
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≤0.03
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0.05-0.20
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Physical Properties
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Brands No.
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Mechanical Properties & Others
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Yield Strength
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Tensile Strength
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Elongation A5 %
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Hardness HRB
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S32900
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Rp0.2(MPa)
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Rp1.0(Mpa)
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-
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-
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-
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-
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590
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390
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18
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≤32HRB
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Duplex 329 Stainless Steel Capillary Tube (S32900) Applications
Duplex 329 Stainless Steel Capillary Tube (S32900) is used to manufacture equipment resistant to seawater corrosion, heat exchanger equipment using industrial water as a cooling medium, etc.
Duplex 329 Stainless Steel Capillary Tube (S32900) Packaging
Our Duplex 329 Stainless Steel Capillary Tube (S32900) is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1. What is Duplex 329 Capillary Tube?
Answer: Duplex 329 capillary tube is a type of high-performance stainless steel tube known for its superior corrosion resistance, high strength, and durability. It is primarily used in applications that require excellent resistance to stress corrosion cracking, pitting, and crevice corrosion.
Q2. What are the primary applications of Duplex 329 Capillary Tubes?
Answer: These tubes are commonly used in industries such as chemical processing, oil and gas, petrochemical, and marine environments. Specific applications include instrumentation tubing, heat exchangers, hydraulic lines, and pressure gauges.
Q3. What are the key properties of Duplex 329?
Answer: Duplex 329 is known for its high tensile strength, excellent corrosion resistance, particularly in chloride environments, and good weldability. It also has a balanced microstructure of austenite and ferrite, providing it with the best properties of both.
