ASTM A240 / ASME SA240 UNS N08367 Stainless Steel Plate

 

ASTM A240/ASME SA240 UNS N08367 Stainless Steel Plate supplier

 

For applications requiring exceptional corrosion resistance, high strength, and durability in highly aggressive environments, ASTM A240/ASME SA240 UNS N08367 Stainless Steel Plate is a premier choice. As a leading uns stainless supplier, Gangsteel offers premium sa 240/a 240 uns n08367 plates, sheets, coils, bars, and custom components, all compliant with sa 240/a 240 uns stainless grades standards, including ASTM A240 and ASME SA240. With an inventory exceeding 600 tons and advanced processing capabilities, we ensure rapid delivery and tailored solutions for clients worldwide.

Gangsteel explores the ASTM A240/ASME SA240 UNS N08367 chemical composition, mechanical properties, equivalent materials, specifications, applications, and competitive ASTM A240/ASME SA240 UNS N08367 price per kg. Whether you're an engineer designing marine equipment or a procurement specialist sourcing for chemical processing systems, this article will clarify why AL-6XN (UNS N08367) stainless steel is a trusted option. Explore our sa 240/a 240 uns stainless grades portfolio for related grades like sa 240/a 240 uns n08020, sa 240/a 240 uns n08800, sa 240/a 240 uns n08810, sa 240/a 240 uns n08811, sa 240/a 240 uns n08926, and sa 240/a 240 uns s31277.

Why Choose ASTM A240/ASME SA240 UNS N08367 Stainless Steel Plate?

 

ASTM A240/ASME SA240 UNS N08367, commonly known as AL-6XN, is an austenitic stainless steel with 20.0-22.0% chromium, 23.5-25.5% nickel, 6.0-7.0% molybdenum, and 0.18-0.25% nitrogen. It is designed for superior resistance to pitting, crevice corrosion, and stress corrosion cracking in chloride-rich environments, making it ideal for marine, chemical, and pharmaceutical applications. The high molybdenum and nitrogen content give ASTM A240/ASME SA240 UNS N08367 stainless steel plate a pitting resistance equivalent number (PREN) of ~45-48, offering exceptional corrosion resistance compared to sa 240/a 240 uns n08020.

The ASTM A240/ASME SA240 UNS N08367 alloy provides excellent weldability and formability, making it suitable for complex fabrications in harsh environments. Its high strength and corrosion resistance make it a preferred choice over sa 240/a 240 uns n08800 for chloride-rich applications.

Key benefits of ASTM A240/ASME SA240 UNS N08367 stainless steel plate include:

• Superior Corrosion Resistance: High molybdenum (6.0-7.0%) and nitrogen (0.18-0.25%) content provide exceptional resistance to chlorides, outperforming sa 240/a 240 uns n08926 in severe environments.
• High Strength: Offers robust mechanical properties, surpassing sa 240/a 240 uns n08810 in strength for demanding applications.
• Excellent Weldability: Low carbon content (≤ 0.03%) minimizes intergranular corrosion, ideal for welded structures.
• Versatility: Suitable for marine, chemical, and pharmaceutical applications, offering better performance than sa 240/a 240 uns s31277 in chloride environments.

Case Study: A marine processing facility in India used sa 240/a 240 uns n08367 plates for seawater piping, achieving a 50% longer service life due to its superior chloride resistance compared to sa 240/a 240 uns n08020.

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ASTM A240/ASME SA240 UNS N08367 Chemical Composition

 

The ASTM A240/ASME SA240 UNS N08367 chemical composition is optimized for corrosion resistance, strength, and weldability, compliant with sa 240/a 240 uns stainless grades standards.

The high chromium (20.0-22.0%), nickel (23.5-25.5%), molybdenum (6.0-7.0%), and nitrogen (0.18-0.25%) content provide a PREN of ~45-48, ensuring superior corrosion resistance in chloride-rich environments. The low carbon content (≤ 0.03%) enhances weldability, making ASTM A240/ASME SA240 UNS N08367 more resistant to pitting than sa 240/a 240 uns n08811.

Element	Percentage (%)
Chromium (Cr)	20.0 – 22.0
Nickel (Ni)	23.5 – 25.5
Molybdenum (Mo)	6.0 – 7.0
Nitrogen (N)	0.18 – 0.25
Copper (Cu)	≤ 0.75
Carbon (C)	≤ 0.03
Manganese (Mn)	≤ 2.0
Silicon (Si)	≤ 1.0
Phosphorus (P)	≤ 0.040
Sulfur (S)	≤ 0.030
Iron (Fe)	Balance (~45%)

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ASTM A240/ASME SA240 UNS N08367 Mechanical Properties

 

The ASTM A240/ASME SA240 UNS N08367 mechanical properties offer a balance of high strength, ductility, and corrosion resistance, suitable for demanding applications.

These properties ensure that ASTM A240/ASME SA240 UNS N08367 stainless steel plate can withstand mechanical stresses in aggressive environments. Solution annealing at 1040-1120°C (1904-2048°F) optimizes UNS N08367 mechanical properties for strength and corrosion resistance.

Property	Value at 20°C
Tensile Strength (MPa)	≥ 690 (100 ksi)
Yield Strength (MPa)	≥ 310 (45 ksi)
Elongation (%)	≥ 30
Hardness (HBW)	≤ 241
Density	8.1 g/cm³ (0.292 lb/in³)

At Gangsteel, we’ve seen clients use sa 240/a 240 uns n08367 plates in desalination plants, where its high strength and chloride resistance outperform sa 240/a 240 uns n08926 in severe conditions.

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ASTM A240/ASME SA240 UNS N08367 Specifications and Forms

 

As a trusted uns stainless supplier, Gangsteel supplies sa 240/a 240 uns n08367 plates, sheets, coils, bars, and custom components, compliant with sa 240/a 240 uns stainless grades standards:

Our advanced processing capabilities ensure precision and quality, meeting the diverse needs of global projects, from standard sizes to custom-cut components.

Plate and Sheet

• Thickness: 0.1 mm to 6 mm (sheet), 0.5 mm to 100 mm (plate)
• Width: Up to 3000 mm
• Length: 2000 mm to 12000 mm (or coiled for sheet)
• Surface Finish: Hot-rolled, cold-rolled, annealed, pickled, 2B, No.1, No.4, BA, or customized
• Standards: ASTM A240, ASME SA240
• Applications: sa 240/a 240 uns n08367 plates for marine piping, UNS N08367 sheets for chemical processing equipment

Coil

• Thickness: 0.1 mm to 6 mm
• Width: Up to 2000 mm
• Standards: ASTM A240, ASME SA240
• Applications: Continuous production for welded pipes and tubes

Bar

• Diameter: 6 mm to 500 mm
• Length: Up to 12000 mm
• Finish: Hot-rolled, cold-drawn, centerless ground
• Standards: ASTM A479, ASME SA-479
• Applications: ASTM A240/ASME SA240 UNS N08367 bars for structural components

Custom Components

• Types: Flanges (ASME B16.5), fittings, CNC-machined parts, stainless cutting sheet part
• Tolerances: ±0.05 mm for precision components
• Applications: Tailored solutions for marine and chemical industries

Note: Need a specific size or finish? Gangsteel offers custom solutions, including precision cutting and heat treatments, to meet sa 240/a 240 uns stainless grades requirements. Contact us at admin@gangsteel.com for bespoke ASTM A240/ASME SA240 UNS N08367 material specifications.

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Applications of ASTM A240/ASME SA240 UNS N08367 Stainless Steel Plate

 

ASTM A240/ASME SA240 UNS N08367 stainless steel plateis tailored for industries requiring superior corrosion resistance in chloride-rich and aggressive environments. Its austenitic structure ensures durability and performance in demanding applications.

Key ASTM A240/ASME SA240 UNS N08367 applications include:

• Marine: sa 240/a 240 uns n08367 plates for seawater piping and desalination plants.
• Chemical Processing: UNS N08367 sheets for reactors and tanks handling acids and chlorides.
• Pharmaceutical: ASTM A240/ASME SA240 UNS N08367 bars for equipment requiring hygiene and corrosion resistance.
• Pulp and Paper: Equipment for bleaching systems.
• Power Generation: Components for flue gas desulfurization systems.

Case Study: A desalination plant in India used sa 240/a 240 uns n08367 plates for seawater processing equipment, reducing corrosion-related maintenance by 45% compared to sa 240/a 240 uns n08926 due to its superior chloride resistance.

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ASTM A240/ASME SA240 UNS N08367 vs Related Grades

 

To aid in material selection, here’s a comparison of sa 240/a 240 uns n08367 with sa 240/a 240 uns n08020, sa 240/a 240 uns n08800, sa 240/a 240 uns n08810, sa 240/a 240 uns n08811, sa 240/a 240 uns n08926, and sa 240/a 240 uns s31277:

This comparison highlights the unique advantages of each grade, helping you select the optimal material for your project requirements.

Property	ASTM A240/ASME SA240 UNS N08367	ASME SA240 UNS N08020	ASME SA240 UNS N08800	ASME SA240 UNS N08810	ASME SA240 UNS N08811	ASME SA240 UNS N08926	ASME SA240 UNS S31277
UNS Number	N08367	N08020	N08800	N08810	N08811	N08926	S31277
Type	Austenitic	Austenitic	Austenitic	Austenitic	Austenitic	Austenitic	Austenitic
Chromium Content	20.0-22.0%	19.0-21.0%	19.0-23.0%	19.0-23.0%	19.0-23.0%	19.0-21.0%	20.5-23.0%
Nickel Content	23.5-25.5%	32.0-38.0%	30.0-35.0%	30.0-35.0%	30.0-35.0%	24.0-26.0%	26.0-28.0%
Molybdenum Content	6.0-7.0%	2.0-3.0%	-	-	-	6.0-7.0%	6.5-8.0%
Nitrogen Content	0.18-0.25%	-	-	-	-	0.15-0.25%	0.30-0.40%
Copper Content	≤ 0.75%	3.0-4.0%	≤ 0.75%	≤ 0.75%	≤ 0.75%	0.5-1.5%	0.5-1.5%
Carbon Content	≤ 0.03%	≤ 0.07%	≤ 0.10%	0.05-0.10%	0.06-0.10%	≤ 0.02%	≤ 0.02%
Corrosion Resistance	Superior in chlorides	Excellent in sulfuric acid	Good in high-temp	Good in high-temp	Excellent in high-temp	Superior in chlorides	Superior in chlorides
Strength	Moderate	Moderate	Moderate	Moderate	Moderate	High	High
Temp Range	Up to 870°C (1598°F)	Up to 870°C (1598°F)	Up to 1100°C (2012°F)	Up to 1100°C (2012°F)	Up to 1150°C (2102°F)	Up to 870°C (1598°F)	Up to 870°C (1598°F)
Cost (USD/kg)	10-15	8-12	7-10	7-10	8-12	10-15	12-18
Applications	Marine, chemical, pharmaceutical	Chemical, pharmaceutical	High-temp furnaces	High-temp furnaces	High-temp furnaces	Marine, chemical	Marine, chemical

• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS N08020: N08367 excels in chloride-rich environments due to high molybdenum content, while sa 240/a 240 uns n08020 is optimized for sulfuric acid resistance.
• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS N08800: N08367 offers superior chloride resistance, while sa 240/a 240 uns n08800 is designed for high-temperature applications.
• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS N08810: N08367 provides better corrosion resistance in marine environments, while sa 240/a 240 uns n08810 is optimized for high-temperature strength.
• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS N08811: N08367 is suited for chloride-rich applications, while sa 240/a 240 uns n08811 excels in extreme high-temperature environments.
• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS N08926: N08367 offers slightly better chloride resistance, while sa 240/a 240 uns n08926 is a comparable alternative for marine applications.
• ASTM A240/ASME SA240 UNS N08367 vs ASME SA240 UNS S31277: N08367 provides excellent corrosion resistance, while sa 240/a 240 uns s31277 offers higher strength for specific applications.

Conclusion: Choose sa 240/a 240 uns n08367 for superior chloride resistance in marine and chemical applications, sa 240/a 240 uns n08020 for sulfuric acid environments, sa 240/a 240 uns n08800, sa 240/a 240 uns n08810, or sa 240/a 240 uns n08811 for high-temperature applications, sa 240/a 240 uns n08926 for similar chloride resistance, or sa 240/a 240 uns s31277 for high-strength, chloride-resistant applications.

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ASTM A240/ASME SA240 UNS N08367 Equivalent Materials

 

ASTM A240/ASME SA240 UNS N08367aligns with international standards for global compatibility, ensuring seamless integration into projects worldwide.

The equivalent grades allow for flexibility in sourcing materials across different regions, making ASTM A240/ASME SA240 UNS N08367 a versatile choice for corrosion-resistant applications.

Standard	Grade
UNS	N08367
W.Nr.	1.4529
EN	X1NiCrMoCuN25-20-7
ASTM	A240
ASME	SA240

Note: ASTM A240/ASME SA240 UNS N08367 equivalent grades comply with sa 240/a 240 uns stainless grades standards, offering interchangeability with sa 240/a 240 uns n08926 for similar applications.

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ASTM A240/ASME SA240 UNS N08367 Allowable Stress

 

The allowable stress values for ASTM A240/ASME SA240 UNS N08367, per ASME BPVC Section II, Part D, ensure reliable performance in corrosive environments.

These values reflect the material’s ability to withstand mechanical stresses while maintaining corrosion resistance in chloride-rich conditions.

Temperature (°C)	Allowable Stress (MPa)
100	170
200	160
300	150
400	140
500	130

Note: These values ensure sa 240/a 240 uns n08367 performs reliably in marine piping and chemical reactors.

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ASTM A240/ASME SA240 UNS N08367 Price

 

The ASTM A240/ASME SA240 UNS N08367 price per kg ranges from USD 10-15 per kg (FOB), influenced by several factors:

The superior corrosion resistance and strength of ASTM A240/ASME SA240 UNS N08367 make it a premium choice for marine and chemical applications.

• Alloy Content: High nickel (23.5-25.5%) and molybdenum (6.0-7.0%) increase costs compared to sa 240/a 240 uns n08020.
• Market Demand: High demand in marine and chemical industries drives UNS N08367 price.
• Product Form: ASTM A240/ASME SA240 UNS N08367 plates may cost more than sheets due to processing complexity.
• Global Supply Chain: Freight and raw material availability impact ASTM A240/ASME SA240 UNS N08367 cost.

For a precise ASTM A240/ASME SA240 UNS N08367 price per kg or bulk discounts, contact Gangsteel at admin@gangsteel.com.

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Related Stainless Steel Grades

 

As a leading uns stainless supplier, Gangsteel offers a wide range of sa 240/a 240 uns stainless grades to complement sa 240/a 240 uns n08367 for various applications:

This diverse portfolio ensures clients can find the ideal material for their specific project needs, from corrosion resistance to high-temperature performance.

• sa 240/a 240 uns n08020: Austenitic stainless steel for sulfuric acid resistance.
• sa 240/a 240 uns n08800: Austenitic stainless steel for high-temperature furnaces.
• sa 240/a 240 uns n08810: Austenitic stainless steel for high-temperature strength.
• sa 240/a 240 uns n08811: Austenitic stainless steel for extreme high-temperature applications.
• sa 240/a 240 uns n08926: Austenitic stainless steel for superior chloride resistance.
• sa 240/a 240 uns s31277: Austenitic stainless steel for high-strength, chloride-resistant applications.

Note: These grades complement sa 240/a 240 uns n08367 in marine, chemical, and pharmaceutical applications. Contact Gangsteel for a full catalog to find the perfect material for your project.

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FAQ

 

Q: What is the main difference between ASTM A240/ASME SA240 UNS N08367 and ASME SA240 UNS N08020?

A: ASTM A240/ASME SA240 UNS N08367 excels in chloride-rich environments due to high molybdenum content, while sa 240/a 240 uns n08020 is optimized for sulfuric acid resistance.

Q: Is ASTM A240/ASME SA240 UNS N08367 suitable for marine applications?

A: Yes, its high molybdenum and nitrogen content ensure exceptional resistance to chloride corrosion, making it ideal for seawater piping compared to sa 240/a 240 uns n08800.

Q: How does the price of ASTM A240/ASME SA240 UNS N08367 compare to ASME SA240 UNS N08811?

A: ASTM A240/ASME SA240 UNS N08367 is typically 20-30% more expensive than sa 240/a 240 uns n08811 due to its higher alloy content, offering superior chloride resistance for marine applications.

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Contact Us

 

For sa 240/a 240 uns n08367 quotes, technical data sheets, or custom solutions, contact Gangsteel at admin@gangsteel.com. Explore our sa 240/a 240 uns stainless grades portfolio for more options.

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