S32760 Super Duplex Stainless Plates

Super Duplex Stainless Steel

ASTM A240 UNS S32760 Plate is a specialized super duplex stainless steel alloy designed for specific and unique usage requirements. A super duplex is a type of steel that combines both ferrite and austenitic steel grades in its composition. The combination of ferrite and austenite steel structures in super duplex results in exceptional corrosion resistance and impressive tensile strength.

SA 240 UNS S32760 Sheet is a preferred choice for deploying on metal lattice surfaces in ships, tanks, and containers due to its exceptional strength and durability. UNS S32760 F55 coils not only withstand high pressure in systems but also maintain their durability over prolonged periods.

The marine environment presents a significant corrosion risk to metals, as a consequence of the concentrated presence of chloride ions and salt water. Due to its unique composition and ability to withstand harsh conditions, Super Duplex UNS S32760 Strips are the preferred choice for use in marine environments.

Super Duplex S32750 and Super Duplex S32760 have a comparable chemical composition, with the only difference being that the latter contains a slightly higher amount of copper and tungsten. UNS S32760, with a copper content of minimum 0.5 and maximum 1.0, exhibits exceptional resistance to corrosion in a variety of non-oxidizing and mineral acids, including sulfuric and hydrochloric acid.

Specification	ASTM A240
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN
Grade	UNS S32760 F55 SAF2507,1.4501, X2CrNiMoCuWN25-7-4.etc
Thickness	0.05~80mm
Size of plates	600~3000mm
Length	6000~18000mm
Delivery condition	Annealed and Pickled
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA, RUSSIA
Brand we mainly distributed	BAO STEEL, Yakin, Aperam, Industeel, POSCO, TISCO, Outokumpu
Package	· Wooden Boxes · Standard seaworthy export packing ·

Hot Tags: s32760 super duplex stainless plates, China s32760 super duplex stainless plates manufacturers, suppliers, factory

S32750 Super Duplex Stainless Plates

Super Duplex Stainless steel plates & coils

Duplex 2507 (UNS S32750) is a high-performing super duplex stainless steel that boasts exceptional strength and corrosion resistance. It is specifically designed to meet the demands of rigorous applications, including chemical processing, petrochemical production, and equipment used in seawater environments. It contains 25% chromium, 4% molybdenum, and 7% nickel, making it an ideal choice for those seeking unparalleled durability and performance. This type of steel has superior capacity to withstand chloride stress corrosion cracking, boasts exceptional thermal

conductivity, and displays a minimal coefficient of thermal expansion.

The presence of high levels of chromium, molybdenum, and nickel in this steel contributes to its outstanding ability to resist pitting, crevice, and general types of corrosion.

The high levels of chromium and molybdenum in 2507 steel render it highly tolerant to uniform corrosion caused by organic acids such as formic and acetic acid.

Steel exhibits outstanding ability to resist inorganic acids, particularly those that are chlorinated.

It is suitable for usage in hydrochloric acid at low concentrations.

Pitting is not a concern in the zone below the boundary depicted in this figure, however, it is imperative to steer clear of crevices.

Reducing the amount of carbon significantly decreases the likelihood of carbide precipitation occurring at the boundaries of the grains during the process of heat treatment.

Demonstrates strong resistance to intergranular corrosion caused by carbides.

2507’s duplex structure offers superb protection against stress corrosion cracking (SCC) caused by chlorides. S32750 Super Duplex Stainless Plates are especially useful in offshore oil and gas applications and in wells with either naturally high brine levels or where brine has been injected to enhance recovery. Various testing techniques can be employed to determine the pitting corrosion resistance of steels in solutions that contain chloride.

Our efficient logistics department enables us to arrange air, railway, truck, and sea transportation.

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Specification	ASTM A240, EN 10088 , ASME SA240
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN, GB/T
Grade	S32750, 1.4410 – X2 Cr Ni MoN 25.7.4, Z3-CN-25.06 Az.etc
Thickness	0.05~200mm
Size of plates	600~3000mm
Length	6000~18000mm
Delivery condition	Annealed and Pickled
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA, RUSSIA
The brand we mainly distributed	BAO STEEL, Yakin, Aperam, Industeel, POSCO, TISCO, Outokumpu, Acoroni
Package	· Wooden Boxes · Standard seaworthy export packing ·

Hot Tags: s32750 super duplex stainless plates, China s32750 super duplex stainless plates manufacturers, suppliers, factory

S32205 And S31803 Duplex Stainless Plates

The characteristics of S32205 and S31803 duplex stainless plates include:

1. Duplex Structure: Both materials exhibit a duplex stainless steel structure, combining austenitic and ferritic phases, providing superior strength and corrosion resistance.
2. Excellent Corrosion Resistance: S32205 and S31803 demonstrate outstanding corrosion resistance, especially in chloride environments, making them suitable for challenging conditions such as marine and chemical applications.
3. Resistance to Stress Corrosion Cracking: Both possess excellent resistance to stress corrosion cracking, ensuring superior performance in high-stress environments.
4. High Strength: Duplex stainless steels typically have high strength, making them widely used in applications that demand superior strength.
5. Good Weldability: S32205 and S31803 are not only easy to process but also exhibit good weldability, making them more manageable during the manufacturing process.
6. Versatile Applications: Due to their superior overall performance, both types of stainless steel plates find extensive use in various industries, including chemical, marine engineering, petroleum, and natural gas.

Duplex stainless steel grades possess a mixed microstructure of ferrite and austenite, with a nearly equal distribution of

both phases at around 50%. The elevated yield strength of duplex stainless steel is attributed to its dual-phase structure. The strength of duplex stainless steel is almost twice that of austenitic grades. The combination of structures in duplex stainless steels provides excellent resistance to both stress corrosion cracking and intergranular corrosion, while also maintaining adequate ductility. Additionally, the high strength and low nickel content of duplexes allow for the utilization of thinner sections, resulting in considerable cost advantages for end users.

Duplex stainless steel is widely used in Marine applications, bolts and fasters, oil and gas, chemical industry and high chloride environments, and water treatment for its high resistance to pitting and excellent weldability. The utilization of duplex stainless steel in construction projects not only results in decreased material weight but also leads to reduced transportation and assembly expenses. This leads to an overall reduction in environmental impact, making duplex stainless steel a highly promising material for future sustainable developments. Our logistics department is capable of efficiently coordinating transportation by air, rail, truck, and sea.

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Specification	ASTM A240, EN 10088 , ASME SA240
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN, GB/T
Grade	S31803,S32205,1.4462.etc
Thickness	0.05~200mm
Size of plates	600~3000mm
Length	6000~18000mm
Delivery condition	Annealed and Pickled
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA, RUSSIA
The brand we mainly distributed	BAO STEEL, Yakin, Aperam, Industeel, POSCO, TISCO, Tsingshan, Outokumpu, Acoroni
Package	· Wooden Boxes · Standard seaworthy export packing ·

Hot Tags: s32205 and s31803 duplex stainless plates, China s32205 and s31803 duplex stainless plates manufacturers, suppliers, factory

S32760 Pipe

S32760 Pipe

UNS S32760, commonly known as F55, is a highly desirable stainless steel grade due to its exceptional ability to resist corrosion in a diverse array of environments, including those rich in chloride such as seawater. Its unparalleled resistance to both pitting and crevice corrosion, coupled with a critical pitting temperature exceeding 50°C (122°F), make it a top choice for use in harsh and demanding applications. Stainless steel grade F55 is recognized for its outstanding strength and extended lifespan. Not only is it 10% lighter than grade 316 steel, but it’s also an excellent option for sub-zero service and an economical alternative to nickel alloys. F55 stainless steel is highly machinable and weldable.

UNS S32760 is a powerful solution for harsh environments due to its high strength and resistance to corrosion. With a combination of chromium, nickel, molybdenum, copper, tungsten, and nitrogen, this super duplex stainless steel boasts a PREN value that outperforms most other alloys. This makes it highly effective for use in aggressive settings that require optimal performance

UNS S32760 boasts a unique ferritic-austenitic microstructure, with approximately 40-50% ferrite in its annealed state. This distinctive microstructure offers the high strength characteristic of ferritic grades, combined with the exceptional corrosion resistance of austenitic grades, rendering it a superior choice for demanding applications. Due to its exceptional resistance to chloride-induced stress cracking, it is becoming increasingly common to utilize UNS S32760 as an effective solution to this prominent issue, which has long been considered the Achilles’heel of stainless steel.

It also displays exceptional resistance against sulphone-stress corrosion cracking when exposed to harsh sour-gas environments.

UNS S32760 is renowned for its remarkable impact strength and absence of a ductile-brittle transition, with only a minor decrease in impact energy observed as temperature decreases. Furthermore, when subjected to welding processes, UNS S32760 exhibits only a slight reduction in impact strength.

Specification	ASTM A312, ASTM A123, ASME SA312, ASME SA213
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN, GB/T
Grade	1.4501
Size of seamless pipe	OD4.0MM-355.6MM
Size of welded pipe	OD: 5.0MM – 1219.2 MM
Thickness	SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Length	Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded
Delivery condition	Annealed and Pickled, Hot Finished, Polished, Bright Annealed, Cold Drawn
Pipe type	Seamless / ERW / EFW/ Welded / Fabricated / CDW / LSAW / Redrawn / Extruded
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA
Brand we mainly distributed	BAO STEEL, JIULI
Value added services available	Cut-to-length Laser cutting Threading Edge preparation Welding Color coding Bending and mechanical processing
Package	Wooden Boxes PE Fabric Bundles Steel Strips Bundled Standard seaworthy export packing Plastic Bags, or as required

Hot Tags: s32760 pipe, China s32760 pipe manufacturers, suppliers, factory

2507 Pipe

2507 Pipe

The exceptional strength and corrosion resistance of Alloy 2507 make it an ideal choice for challenging applications like chemical processing, petrochemical, and marine equipment. This top-performing super duplex stainless steel is comprised of 25% chromium, 4% molybdenum, and 7% nickel and is engineered to withstand demanding conditions. The steel boasts impressive anti-corrosion properties, thanks to its elevated levels of nitrogen, chromium, and molybdenum. This super duplex stainless steel shows remarkable resistance to pitting, crevice, and general corrosion, coupled with exceptional thermal conductivity and a low coefficient of thermal expansion. Its resistance to chloride stress corrosion cracking is particularly noteworthy.

Additionally, Alloy 2507 exhibits high impact strength. However, it is not advised for use in applications involving extended exposure to temperatures exceeding 570°F, as this may result in decreased toughness.

The impressive levels of chromium and molybdenum found in Alloy 2507 make it highly resistant to uniform corrosion from organic acids, such as formic and acetic acid. Moreover, it exhibits exceptional protection against inorganic acids, especially those with chlorides.

Alloy 2507 exhibits greater resistance to corrosion in chlorinated dilute sulfuric acid solutions compared to 904L, an austenitic steel grade that is heavily alloyed and specifically engineered to withstand pure sulfuric acid.

The use of 316L stainless steel (containing 2.5% Mo) is not recommended in hydrochloric acid environments due to the potential for both localized and uniform corrosion. In contrast, Alloy 2507 has demonstrated suitability for use in dilute hydrochloric acid conditions. While pitting corrosion may not be a concern in the region below the borderline indicated in the accompanying figure, caution should be exercised to prevent crevice corrosion.

Specification	ASTM A312, ASTM A123, ASME SA312, ASME SA213
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN, GB/T
Grade	1.4410
Size of seamless pipe	OD4.0MM-355.6MM
Size of welded pipe	OD: 5.0MM – 1219.2 MM
Thickness	SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Length	Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded
Delivery condition	Annealed and Pickled, Hot Finished, Polished, Bright Annealed, Cold Drawn
Pipe type	Seamless / ERW / EFW/ Welded / Fabricated / CDW / LSAW / Redrawn / Extruded
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA
Brands we mainly distributed	BAO STEEL, JIULI
Value added services available	Cut-to-length Laser cutting Threading Edge preparation Welding Color coding Bending and mechanical processing
Package	Wooden Boxes PE Fabric Bundles Steel Strips Bundled Standard seaworthy export packing Plastic Bags, or as required

Hot Tags: 2507 pipe, China 2507 pipe manufacturers, suppliers, factory

2205 Pipe

2205 Pipe

The chemical composition of Alloy 2205 duplex stainless steel pipe features a blend of 22% Chromium, 3% Molybdenum, and 5-6% Nickel, combined with nitrogen alloying. As a result, this pipe boasts exceptional durability, featuring high resistance to general, localized, and stress corrosion, as well as impressive strength and impact toughness.

Alloy 2205 duplex stainless steel pipe outperforms 316L or 317L austenitic stainless steels in nearly all corrosive environments, delivering unparalleled pitting and crevice corrosion resistance. In addition to its corrosion and erosion fatigue resistance, it exhibits lower thermal expansion and higher thermal conductivity than austenitic materials.

With a yield strength approximately twice that of austenitic stainless steels, Alloy 2205 duplex stainless steel offers weight-saving benefits for designers, making it a more cost-effective option in comparison to 316L or 317L.

For applications that require a temperature range between -50°F and +600°F, Alloy 2205 duplex stainless steel pipe is an excellent choice. However, if temperatures fall outside of this range, certain limitations may need to be imposed, especially for welded structures.

The combination of exceptional strength and exceptional corrosion resistance make Alloy 2205 duplex stainless steel pipe highly resistant to corrosion fatigue. It is an advantageous choice for industrial applications where processing equipment faces both severe corrosion and cyclic loading conditions.

Specification	ASTM A312, ASTM A123, ASME SA312, ASME SA213
STANDARD	ASME, ASTM, AISI, AMS, JIS, EN, DIN, GB/T
Grade	UNS S31803
Size of seamless pipe	OD4.0MM-355.6MM
Size of welded pipe	OD: 5.0MM – 1219.2 MM
Thickness	SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Length	Single Random, Double Random & Required Length End: Plain End, Beveled End, Treaded
Delivery condition	Annealed and Pickled, Hot Finished, Polished, Bright Annealed, Cold Drawn
Pipe type	Seamless / ERW / EFW/ Welded / Fabricated / CDW / LSAW/ Redrawn / Extruded
Origin of raw materials	CHINA, USA, EUROPE, JAPAN, KOREA
Brand we mainly distributed	BAO STEEL, JIULI
Value added services available	Cut-to-length Laser cutting Threading Edge preparation Welding Color coding Bending and mechanical processing
Package	Wooden Boxes PE Fabric Bundles Steel Strips Bundled Standard seaworthy export packing Plastic Bags, or as required

Hot Tags: 2205 pipe, China 2205 pipe manufacturers, suppliers, factory