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ISO 9001/PED/Manufacture License Of Pressure Tube/PED
Place of Origin
China
Duplex Stainless Steel Pipe S32750 ASME SA789 – Bright Annealed for Condenser and Heat Exchanger Systems
Introduction:
The S32750 duplex stainless steel pipe manufactured to ASME SA789 standards is a high-performance, corrosion-resistant solution designed for industrial condenser and heat exchanger systems. Featuring a bright annealed finish, this pipe combines exceptional mechanical strength, pitting resistance, and long-term durability, making it ideal for chemical, petrochemical, power generation, and seawater applications. The duplex microstructure ensures superior resistance to chloride-induced stress corrosion cracking, while the polished surface enhances fluid flow efficiency and minimizes fouling, optimizing heat transfer performance in industrial systems.
Material Table:
Material Grade
Description
Key Properties
S32750 Super Duplex Stainless Steel
High-strength duplex stainless steel
Excellent pitting and crevice corrosion resistance, high tensile strength, suitable for harsh chemical and chloride environments
Specifications Table:
Parameter
Value / Range
Standard
ASME SA789
Pipe Type
Welded / Seamless
Outer Diameter (OD)
12.7mm – 200mm
Wall Thickness (WT)
1.5mm – 12mm
Length
6m / 12m
Surface Finish
Bright Annealed / Polished
Connection Type
Butt-welded / Socket-weld
Pressure Rating
Up to 200 bar (depending on schedule)
Manufacturing Process Table:
Step
Description
Raw Material Selection
High-quality super duplex stainless steel billets
Forming
Hot or cold forming into pipe shape
Welding
TIG or MIG welding for strong, seamless joints
Heat Treatment
Bright annealing to enhance corrosion resistance and mechanical properties
Surface Treatment
Pickling and passivation for additional corrosion resistance
Inspection & Testing
Hydrostatic, ultrasonic, and dimensional inspections
Packaging
Protective packaging to prevent damage during transport
Uses / Applications Table:
Industry / Application
Description
Heat Exchangers
Tubing for efficient heat transfer systems
Condensers
Industrial and power plant cooling pipelines
Chemical & Petrochemical
High-pressure corrosive fluid transport
Offshore & Marine
Seawater piping and desalination systems
Power Generation
Cooling systems, condensers, and heat recovery loops
Advantages:
High Strength: Capable of handling high-pressure and high-temperature systems.
Superior Corrosion Resistance: Excellent performance in chloride, seawater, and chemical environments.
Durable & Long-Lasting: Minimizes maintenance and extends service life.
Bright Annealed Surface: Smooth surface improves fluid flow and reduces scaling and fouling.
Versatile Applications: Ideal for condensers, heat exchangers, chemical process systems, and offshore applications.
FAQ:
Q: Can this pipe be used for seawater applications?
A: Yes, S32750 super duplex stainless steel provides exceptional resistance to seawater and chloride-induced corrosion.
Q: Are custom sizes available?
A: Yes, outer diameter, wall thickness, and length can be customized.
Q: Is it suitable for high-temperature applications?
A: Absolutely, the bright annealed S32750 duplex pipe maintains mechanical integrity at high temperatures.
Q: How is quality ensured?
A: Pipes undergo hydrostatic, ultrasonic, and dimensional inspections as per ASME SA789 standards.
The S32750 duplex stainless steel pipe with bright annealing provides high strength, superior corrosion resistance, and long-term durability, making it the ideal choice for condensers, heat exchangers, offshore, and industrial process systems.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1997
Total Annual:
40 Million-60 Million
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Wuxi korer stainless steel ,Co.,Ltd. professionally manufacture welded stainless steel pipes&tubes.
It covers 30000 square meters and The capability is 10000 metric tons per year.
It is one of the biggest manufacturers of welded stainless steel pipes&tubes in china.
... Wuxi korer stainless steel ,Co.,Ltd. professionally manufacture welded stainless steel pipes&tubes.
It covers 30000 square meters and The capability is 10000 metric tons per year.
It is one of the biggest manufacturers of welded stainless steel pipes&tubes in china.
...
