For Fluid Boiler 31803 Pipe

For Fluid Boiler 31803 Pipe

The 31803 Pipe is a versatile material that combines the best properties of both ferritic and austenitic stainless steels. This unique composition results in a pipe with exceptional strength, corrosion resistance, and weldability. It is ideal for use in fluid boilers and other applications where high temperatures and corrosive environments are present.
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Product Introduction

Composition and Material Properties:

Chemical Composition: The 31803 Pipe is primarily composed of chromium (Cr) at 22%, nickel (Ni) at 5.5%, molybdenum (Mo) at 3%, and other trace elements. The balance includes iron (Fe) and allowable limits of manganese (Mn), silicon (Si), phosphorus (P), sulfur (S), nitrogen (N), and carbon (C).

Physical and Mechanical Properties: This pipe exhibits high tensile strength, good ductility, and excellent corrosion resistance. It has a melting point of 1440°C, a density of 7.8 g/cm³, and a high resistance to stress corrosion cracking, particularly in chloride-containing environments up to 150°C.

Key Characteristics:

Dual-Phase Microstructure: The 31803 Pipe has a microstructure that consists of approximately equal proportions of austenite and ferrite. This balance provides a combination of high strength and good corrosion resistance.

Excellent Corrosion Resistance: It offers superior resistance to a wide range of corrosive environments, including those containing chlorides, sulfides, and acids. This makes it ideal for use in fluid boilers and other applications where corrosion is a concern.

Good Weldability: The 31803 Pipe can be welded using a variety of techniques, including gas-shielded arc welding and resistance welding. It has good weldability and produces welds with similar corrosion resistance to the base metal.

MOQ 1T
Trade Term EXW , FOB , CIF , CFR etc .
Payment Term T/T , L/C , Cash , etc .
Delivery Time 7-10 days
Certifications SGS, ISO, etc .

product-570-628

FAQ:

Q:What are the advantages of your company?
A: First of all, we have an absolute advantage in price.
Secondly, strict control has also been carried out in terms of productquality. In addition, we will strictly follow the requirements of customers to provide customers with perfect customized services


Q:How long is your delivery time?
A:The products will be delivered as soon as possible on the basis of the quality assurance.

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