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UNS S32750 Super Duplex Stainless Steel Plate Thickness 1.0 - 40.0mm Hot Rolled

China UNS S32750 Super Duplex Stainless Steel Plate Thickness 1.0 - 40.0mm Hot Rolled

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UNS S32750 Super Duplex Stainless Steel Plate Thickness 1.0 - 40.0mm Hot Rolled

MOQ： 500 kgs
Price： 5000 - 7200 USD/Ton
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Payment Terms	T/T, Western Union
Supply Ability	20Ton per week
Delivery Time	5 - 12 days based on the quantity
Packaging Details	standard packing for export
Products	Stainless Steel Plate
Grade	S32750 / 2507
Thickness	1.0 - 80.0mm
Width	1500mm 1800mm 2000mm
Surface	NO.1
Brand	BAOSTEEL TISCO
Standard	ASTM A240/240M
Loading Port	Shanghai Port
Brand Name	TISCO BAOSTEEL
Model Number	S32750 / 2507
Certification	ISO
Place of Origin	China

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Product Details
Company Details

Product Specification


Payment Terms	T/T, Western Union	Supply Ability	20Ton per week
Delivery Time	5 - 12 days based on the quantity	Packaging Details	standard packing for export
Products	Stainless Steel Plate	Grade	S32750 / 2507
Thickness	1.0 - 80.0mm	Width	1500mm 1800mm 2000mm
Surface	NO.1	Brand	BAOSTEEL TISCO
Standard	ASTM A240/240M	Loading Port	Shanghai Port
Brand Name	TISCO BAOSTEEL	Model Number	S32750 / 2507
Certification	ISO	Place of Origin	China
High Light	1mm Cold Rolled Stainless Plate ，UNS S32750 Stainless Steel Plate ，40mm Hot Rolled Stainless Plate

UNS S32750 Super Duplex Stainless Steel Plate Thickness 1.0 - 40.0mm Hot Rolled & Cold Rolled

Products Specification

Products Name	S32750 Duplex Stainless Steel Plate
Main Grades	Stainless Steel J1, J2, J4, 201, 202, 301, 304, 304H, 304L, 309, 309S, 310, 310S, 316, 316L, 316TI, 321, 321H, 347, 409, 410, 410S, 420, 430, 441, 904L,630,631,254SMO,253MA,2205,2507.etc
Thickness	3.0 - 80.0mm
Width	1250mm,1500mm ,1800mm,2000mm, or custom other size as request
Length	2000mm, 2440mm, 3000mm, 5800mm, 6000mm, AS PER CUSTOMER’S REQUIREMENT
Type of Material	Laser Cutting
Form	Plate / coil
Test Certificate	Yes.
Finish	NO.1, 2B, 2D, 2H, 2R, No.4, HAIRLINE, SCOTCH BRITE, SATIN FINISH, NO.8, BA.
Brand	TISCO, LISCO,BAOSTEEL , POSCO, JISCO

1. Introduction to 2507 Duplex Stainless Steel

2507 duplex stainless steel, also known as S32750, is a super duplex stainless steel. It has a balanced microstructure composed of approximately 50% austenite and 50% ferrite, which endows it with excellent comprehensive properties.

In terms of mechanical properties, 2507 duplex stainless steel shows outstanding strength. Its tensile strength is ≥750 MPa, and the yield strength reaches ≥550 MPa, enabling it to withstand heavy loads and high - stress environments. Meanwhile, with an elongation of ≥25%, it maintains good ductility, facilitating various forming and processing operations. In low - temperature environments, it exhibits excellent notch ductility down to - 50 °C, effectively preventing brittle fracture.

When it comes to corrosion resistance, 2507 duplex stainless steel excels in multiple aspects. It has an extremely high resistance to pitting and crevice corrosion, with a pitting resistance equivalent number (PREN) typically ≥40.0. The high chromium (about 24 - 26%), molybdenum (3 - 5%), and nitrogen (0.24 - 0.32%) contents help form a stable passive film on its surface, protecting it from corrosion in harsh media. It also demonstrates remarkable resistance to stress corrosion cracking in chloride - and hydrogen sulfide - containing environments, and shows good uniform corrosion resistance in a wide range of acid, alkali, and salt solutions.

These excellent properties make 2507 duplex stainless steel widely used in the oil and gas industry for pumps, valves, and offshore pipeline systems; in the chemical processing industry for reactors and heat exchangers; and in marine applications for shipbuilding and offshore structures, as well as in other fields such as the paper and pulp industry, food and beverage industry, and desalination plants.

2. Comparison between 2507 and 2205 Duplex Stainless Steel

2.1 Chemical Composition

Chromium: 2507 duplex stainless steel contains 24 - 26% chromium, while 2205 duplex stainless steel has a chromium content of 22 - 23%. The higher chromium content in 2507 contributes to its better corrosion resistance, especially in oxidizing environments.

Nickel: 2507 has a nickel content of 6 - 8%, and 2205 has 5 - 6.5% nickel. Nickel helps to stabilize the austenite phase in the microstructure, and the relatively higher nickel in 2507 further enhances its corrosion resistance and toughness.

Molybdenum: 2507 contains 3 - 5% molybdenum, and 2205 has 3 - 3.5% molybdenum. Molybdenum improves the resistance to pitting and crevice corrosion, and the slightly higher molybdenum in 2507 gives it an edge in these aspects.

Nitrogen: 2507 has a nitrogen content of 0.24 - 0.32%, and 2205 has 0.14 - 0.22% nitrogen. Nitrogen strengthens the material and also enhances its corrosion resistance, making 2507 more robust in this regard.

2.2 Mechanical Properties

Strength: 2507 generally has higher tensile and yield strengths. Its tensile strength is ≥750 MPa, and the yield strength is ≥550 MPa, while 2205 has a tensile strength of ≥620 MPa and a yield strength of ≥450 MPa. This means 2507 can bear greater loads and mechanical stress, making it more suitable for applications with higher strength requirements.

Toughness: Both grades have good toughness, but 2507 may offer slightly better low - temperature toughness, especially in extremely cold conditions, due to its chemical composition and microstructure.

2.3 Corrosion Resistance

Pitting and Crevice Corrosion: 2507 has a higher PREN (usually ≥40.0) compared to 2205 (with a PREN of around 32 - 34), indicating that 2507 has superior resistance to pitting and crevice corrosion. This makes 2507 more suitable for highly corrosive environments such as offshore oil and gas platforms with high chloride concentrations.

Stress Corrosion Cracking: 2507 also shows better resistance to stress corrosion cracking in harsh environments containing chlorides and hydrogen sulfide. Its microstructure and chemical composition enable it to withstand the combined effects of stress and corrosion more effectively than 2205.

In conclusion, 2507 duplex stainless steel offers enhanced performance in terms of strength and corrosion resistance compared to 2205 duplex stainless steel. However, the choice between the two depends on the specific requirements and operating conditions of different applications.

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Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...

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