ASTM A240/ASME SA240 UNS S30815 Stainless Steel 253MA Sheet for sale

 

For applications demanding exceptional high-temperature strength, oxidation resistance, and corrosion resistance, ASTM A240/ASME SA240 UNS S30815 Stainless Steel 253MA Sheet is an outstanding choice. As a leading uns stainless supplier, Gangsteel offers premium sa 240/a 240 uns s30815 sheets, plates, 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.

This comprehensive guide explores the ASTM A240/ASME SA240 UNS S30815 chemical composition, mechanical properties, equivalent materials, specifications, applications, and competitive ASTM A240/ASME SA240 UNS S30815 price per kg. Whether you're an engineer designing furnace components or a procurement specialist sourcing for petrochemical applications, this article will clarify why 253MA 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 s31008, sa 240/a 240 uns s30908, and sa 240/a 240 uns s32100.

Why Choose ASTM A240/ASME SA240 UNS S30815 Stainless Steel 253MA Sheet?

 

ASTM A240/ASME SA240 UNS S30815, commonly known as 253MA stainless steel, is a lean austenitic heat-resistant alloy with 20.0-22.0% chromium, 10.0-12.0% nickel, and micro-alloying additions of nitrogen and cerium. Designed for exceptional performance at temperatures up to 1150°C (2102°F), it offers outstanding oxidation resistance and high creep-rupture strength, making it ideal for furnace components, heat exchangers, and petrochemical applications. The inclusion of silicon, nitrogen, and cerium enhances oxide stability and high-temperature strength, while the relatively low nickel content provides advantages in reducing sulfide atmospheres compared to high-nickel alloys.

The unique composition of ASTM A240/ASME SA240 UNS S30815 stainless steel 253MA sheet provides superior high-temperature performance compared to sa 240/a 240 uns s31008 and sa 240/a 240 uns s30908, making it a cost-effective alternative to high-nickel alloys like Grade 310.

Key benefits of ASTM A240/ASME SA240 UNS S30815 stainless steel 253MA sheet include:

• Exceptional High-Temperature Resistance: Resists oxidation up to 1150°C, outperforming sa 240/a 240 uns s30908 in extreme temperatures.
• High Creep-Rupture Strength: Nitrogen and cerium additions provide strength comparable to nickel-based alloys, ideal for prolonged high-temperature exposure.
• Good Corrosion Resistance: Offers excellent resistance in carbon, nitrogen, and sulfur-containing atmospheres, surpassing sa 240/a 240 uns s30400.
• Cost-Effective: Lower nickel content reduces costs compared to high-nickel alloys like Grade 310, while maintaining superior performance.

Case Study: A petrochemical plant in the UAE used sa 240/a 240 uns s30815 sheets for heat exchanger tubes, achieving a 35% longer service life due to its oxidation resistance compared to sa 240/a 240 uns s31008.

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ASTM A240/ASME SA240 UNS S30815 Chemical Composition

 

The ASTM A240/ASME SA240 UNS S30815 chemical composition is tailored for high-temperature oxidation resistance, creep strength, and corrosion resistance, compliant with sa 240/a 240 uns stainless grades standards.

The high silicon (1.4-2.0%), nitrogen (0.14-0.20%), and cerium (0.03-0.08%) content enhance oxide stability and creep strength, while the chromium and nickel content provide corrosion resistance. This composition makes ASTM A240/ASME SA240 UNS S30815 superior to sa 240/a 240 uns s31008 for extreme high-temperature applications.

Element	Percentage (%)
Chromium (Cr)	20.0 – 22.0
Nickel (Ni)	10.0 – 12.0
Silicon (Si)	1.4 – 2.0
Nitrogen (N)	0.14 – 0.20
Cerium (Ce)	0.03 – 0.08
Carbon (C)	0.05 – 0.10
Manganese (Mn)	≤ 0.80
Phosphorus (P)	≤ 0.040
Sulfur (S)	≤ 0.030
Iron (Fe)	Balance (~60%)

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ASTM A240/ASME SA240 UNS S30815 Mechanical Properties

 

The ASTM A240/ASME SA240 UNS S30815 mechanical properties provide excellent strength, ductility, and high-temperature performance, ideal for demanding applications.

These properties ensure that ASTM A240/ASME SA240 UNS S30815 stainless steel 253MA sheet can withstand mechanical stresses in extreme high-temperature environments while maintaining corrosion resistance. Solution annealing at 1050-1150°C (1922-2102°F) optimizes UNS S30815 mechanical properties for oxidation resistance and creep strength.

Property	Value at 20°C	Value at 540°C (1000°F)
Tensile Strength (MPa)	≥ 600 (87 ksi)	≥ 400 (58 ksi)
Yield Strength (MPa)	≥ 310 (45 ksi)	≥ 200 (29 ksi)
Elongation (%)	≥ 40	≥ 45
Hardness (HRB)	≤ 95	-
Density	7.8 g/cm³ (0.282 lb/in³)	-

At Gangsteel, we’ve seen clients use sa 240/a 240 uns s30815 sheets in industrial furnaces, where its high-temperature performance surpasses sa 240/a 240 uns s30908.

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ASTM A240/ASME SA240 UNS S30815 Specifications and Forms

 

As a trusted uns stainless supplier, Gangsteel supplies sa 240/a 240 uns s30815 sheets, plates, 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.

Sheet and Plate

• Thickness: 0.1 mm to 6 mm (sheet), 0.5 mm to 100 mm (plate)
• Width: Up to 4200 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 s30815 sheets for furnace linings, UNS S30815 plates for heat exchangers

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 S30815 bars for high-temperature fittings

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 furnace and petrochemical 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 S30815 material specifications.

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Applications of ASTM A240/ASME SA240 UNS S30815 Stainless Steel 253MA Sheet

 

ASTM A240/ASME SA240 UNS S30815 stainless steel 253MA sheetis designed for industries requiring exceptional high-temperature resistance and corrosion resistance. Its unique alloying ensures durability in extreme environments, making it a preferred choice for critical applications.

Key ASTM A240/ASME SA240 UNS S30815 applications include:

• Furnace Components: sa 240/a 240 uns s30815 sheets for furnace linings and heat shields.
• Heat Exchangers: UNS S30815 plates for high-temperature chemical processing.
• Petrochemical: ASTM A240/ASME SA240 UNS S30815 bars for tube hangers and burners.
• Power Generation: Components in boilers and stack dampers.
• Industrial Kilns: Equipment requiring oxidation and creep resistance.

Case Study: A furnace manufacturer in India used sa 240/a 240 uns s30815 sheets for heat shields, achieving a 40% longer service life due to its superior oxidation resistance compared to sa 240/a 240 uns s31008.

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ASTM A240/ASME SA240 UNS S30815 vs Related Grades

 

To aid in material selection, here’s a comparison of sa 240/a 240 uns s30815 with sa 240/a 240 uns s31008, sa 240/a 240 uns s30908, and sa 240/a 240 uns s32100:

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 S30815	ASME SA240 UNS S31008	ASME SA240 UNS S30908	ASME SA240 UNS S32100
UNS Number	S30815	S31008	S30908	S32100
Type	Austenitic	Austenitic	Austenitic	Austenitic
Chromium Content	20.0-22.0%	24.0-26.0%	22.0-24.0%	17.0-19.0%
Nickel Content	10.0-12.0%	19.0-22.0%	12.0-15.0%	9.0-12.0%
Special Alloying	Nitrogen (0.14-0.20%), Cerium (0.03-0.08%)	-	-	Titanium (5xC min – 0.70%)
Carbon Content	0.05-0.10%	≤ 0.08%	≤ 0.08%	≤ 0.08%
Corrosion Resistance	Excellent in high temps, sulfur	Excellent, enhanced weldability	Good, enhanced weldability	Good in oxidizing environments
Strength	High at high temps	Moderate	Moderate	Moderate
Temp Range	Up to 1150°C (2102°F)	Up to 1150°C (2102°F)	Up to 1000°C (1832°F)	Up to 900°C (1652°F)
Cost (USD/kg)	8-15	8-15	6-12	6-12
Applications	Furnace, petrochemical	Welded high-temp	Furnace, chemical	Aerospace, chemical

• ASTM A240/ASME SA240 UNS S30815 vs ASME SA240 UNS S31008: S30815 offers superior oxidation resistance and creep strength due to nitrogen and cerium additions, while sa 240/a 240 uns s31008 provides enhanced weldability for high-temperature applications.
• ASTM A240/ASME SA240 UNS S30815 vs ASME SA240 UNS S30908: S30815 excels in extreme high-temperature environments, while sa 240/a 240 uns s30908 is cost-effective for moderate high-temperature applications.
• ASTM A240/ASME SA240 UNS S30815 vs ASME SA240 UNS S32100: S30815 provides better high-temperature strength and oxidation resistance, while sa 240/a 240 uns s32100 is titanium-stabilized for welded high-temperature applications.

Conclusion: Choose sa 240/a 240 uns s30815 for extreme high-temperature applications, sa 240/a 240 uns s31008 for welded high-temperature uses, sa 240/a 240 uns s30908 for moderate high-temperature applications, or sa 240/a 240 uns s32100 for stabilized high-temperature performance.

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ASTM A240/ASME SA240 UNS S30815 Equivalent Materials

 

ASTM A240/ASME SA240 UNS S30815aligns 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 S30815 a versatile choice for high-temperature applications.

Standard	Grade
UNS	S30815
W.Nr.	1.4835
EN	X9CrNiSiNCe21-11-2
JIS	SUS 253MA
ASTM	A240 253ma
ASME	SA240 253ma

Note: ASTM A240/ASME SA240 UNS S30815 equivalent grades comply with sa 240/a 240 uns stainless grades and EN standards, offering interchangeability with sa 240/a 240 uns s31008 for high-temperature applications.

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ASTM A240/ASME SA240 UNS S30815 Allowable Stress

 

The allowable stress values for ASTM A240/ASME SA240 UNS S30815, per ASME BPVC Section II, Part D, ensure reliable performance in high-temperature applications.

These values reflect the material’s ability to withstand mechanical stresses at elevated temperatures, making it suitable for demanding environments like furnaces and heat exchangers.

Temperature (°C)	Allowable Stress (MPa)
100	155
200	145
300	135
400	125
500	115
600	105

Note: These values ensure sa 240/a 240 uns s30815 performs reliably in furnace linings and heat exchanger components.

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ASTM A240/ASME SA240 UNS S30815 Price

 

The ASTM A240/ASME SA240 UNS S30815 price per kg ranges from USD 8-15 per kg (FOB), influenced by several factors:

The balance of high-temperature performance and cost makes ASTM A240/ASME SA240 UNS S30815 a preferred choice for demanding industrial applications.

• Alloy Content: Nitrogen and cerium additions increase costs compared to sa 240/a 240 uns s30908.
• Market Demand: High demand in furnace and petrochemical industries drives UNS S30815 price.
• Product Form: ASTM A240/ASME SA240 UNS S30815 plates may cost more than sheets due to processing complexity.
• Global Supply Chain: Freight and raw material availability impact ASTM A240/ASME SA240 UNS S30815 cost.

For a precise ASTM A240/ASME SA240 UNS S30815 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 s30815 for various applications:

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

• sa 240/a 240 uns s30400: General-purpose austenitic stainless steel.
• sa 240/a 240 uns s30403: Low-carbon for enhanced weldability.
• sa 240/a 240 uns s30409: High-carbon for high-temperature strength.
• sa 240/a 240 uns s30908: Low-carbon for moderate high-temperature applications.
• sa 240/a 240 uns s31000: High-carbon for extreme high-temperature strength.
• sa 240/a 240 uns s31008: Low-carbon for enhanced weldability in high-temperature applications.
• sa 240/a 240 uns s31009: High-carbon for enhanced creep resistance.
• sa 240/a 240 uns s31600: Molybdenum-alloyed for chloride resistance.
• sa 240/a 240 uns s31603: Low-carbon for enhanced weldability in chloride environments.
• sa 240/a 240 uns s31700: High corrosion resistance for chemical processing.
• sa 240/a 240 uns s31703: Low-carbon for acidic environments.
• sa 240/a 240 uns s32100: Titanium-stabilized for high-temperature applications.
• sa 240/a 240 uns s32109: High-carbon for enhanced creep resistance.
• sa 240/a 240 uns s34700: Stabilized for high-temperature corrosion resistance.
• sa 240/a 240 uns s34709: Enhanced creep resistance for high-temperature applications.
• sa 240/a 240 uns n08904: Superior sulfuric acid resistance for chemical applications.
• sa 240/a 240 uns s31254: High corrosion resistance for aggressive environments.
• sa 240/a 240 uns s43932: Ferritic for automotive exhaust systems.
• sa 240/a 240 uns s44400: Ferritic with high corrosion resistance for water tanks.
• sa 240/a 240 uns s2304: Lean duplex for structural applications.
• sa 240/a 240 uns s31803: Duplex for marine applications.
• sa 240/a 240 uns s32205: Duplex for enhanced corrosion resistance.
• sa 240/a 240 uns s32750: Super-duplex for aggressive environments.
• sa 240/a 240 uns s32760: Super-duplex for extreme corrosion resistance.
• sa 240/a 240 uns s32520: Duplex for high-strength applications.
• sa 240/a 240 uns s32550: Enhanced sulfuric acid resistance.

Note: These grades complement sa 240/a 240 uns s30815 in high-temperature, furnace, and petrochemical 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 S30815 and ASME SA240 UNS S31008?

A: ASTM A240/ASME SA240 UNS S30815 offers superior oxidation resistance and creep strength due to nitrogen and cerium additions, while sa 240/a 240 uns s31008 provides enhanced weldability for high-temperature applications.

Q: Is ASTM A240/ASME SA240 UNS S30815 suitable for furnace applications?

A: Yes, its high chromium, silicon, nitrogen, and cerium content ensure exceptional oxidation resistance and creep strength, making it ideal for furnace linings compared to sa 240/a 240 uns s30908.

Q: How does the price of ASTM A240/ASME SA240 UNS S30815 compare to ASME SA240 UNS S31008?

A: ASTM A240/ASME SA240 UNS S30815 is typically comparably priced to sa 240/a 240 uns s31008, with slight variations due to nitrogen and cerium additions, offering superior high-temperature performance.

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Contact Us

 

For sa 240/a 240 uns s30815 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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