ASME SA240 304 TP304 (S30400) stainless steel plate

 

ASME SA240 304 TP304 (S30400) Stainless Steel Plate for sales

 

When it comes to versatile, cost-effective, and reliable materials for a wide range of applications, ASME SA240 304 TP304 (S30400) stainless steel plate is a cornerstone in the stainless steel industry.

As a leading exporter of stainless steel products from China, Gangsteel supplies premium ASME SA 240 Gr 304 plates, sheets, coils, bars, and custom components, all compliant with ASME SA240 Stainless sheet and ASTM A240 standards. With an inventory exceeding 600 tons and advanced processing capabilities, we ensure rapid delivery and tailored solutions for clients worldwide.

Gangsteel explores the ASME SA240 304 TP304 (S30400) chemical composition, mechanical properties, equivalent materials, specifications, applications, and competitive ASME SA 240 Gr 304 price per kg. Whether you're an engineer designing food processing equipment or a procurement specialist sourcing for architectural projects, this article will clarify why 304 stainless steel is a trusted choice. Explore our ASME SA240 Stainless sheet portfolio for related grades like sa 240 gr 304L, sa 240 gr 316, and sa 240 gr 321.

 

Why Choose ASME SA240 304 TP304 (S30400) Stainless Steel Plate?

 

ASME SA240 304 TP304 (S30400), also known as UNS S30400, is an austenitic stainless steel with 18.0-20.0% chromium and 8.0-10.5% nickel, offering excellent corrosion resistance, formability, and versatility. Known as the "18-8" stainless steel, it is one of the most widely used alloys due to its balance of properties and cost-effectiveness. It performs well in mild corrosive environments and is suitable for a broad range of applications, from kitchen equipment to architectural structures.

Key benefits of ASME SA240 304 TP304 (S30400) stainless steel plate include:

• Excellent Corrosion Resistance: Resists corrosion in mild environments, outperforming carbon steels and suitable for food processing and general industrial uses.
• Superior Formability: Easily formed and welded, making it ideal for complex fabrications compared to sa 240 gr 410.
• Cost-Effective: Offers a balance of performance and affordability compared to molybdenum-alloyed grades like sa 240 gr 316.
• Aesthetic Appeal: Polished finishes make it a favorite for decorative applications, such as architectural cladding and kitchen appliances.

Case Study: A food processing plant in India adopted ASME SA240 304 TP304 (S30400) stainless steel plate for storage tanks, achieving a 20% reduction in maintenance costs due to its corrosion resistance and hygienic properties compared to sa 240 gr 201.

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ASME SA240 304 TP304 (S30400) Chemical Composition

 

The ASME SA240 304 TP304 (S30400) chemical composition is designed for corrosion resistance, formability, and weldability, compliant with ASME SA240 Stainless sheet standards.

Element	Percentage (%)
Chromium (Cr)	18.0 – 20.0
Nickel (Ni)	8.0 – 10.5
Carbon (C)	≤ 0.08
Manganese (Mn)	≤ 2.0
Silicon (Si)	≤ 0.75
Phosphorus (P)	≤ 0.045
Sulfur (S)	≤ 0.03
Iron (Fe)	Balance (~70%)

The balanced chromium and nickel content provides good corrosion resistance in mild environments, while the controlled carbon content ensures weldability. For enhanced weldability in heavy sections, consider sa 240 gr 304L with lower carbon.

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ASME SA240 304 TP304 (S30400) Mechanical Properties

 

The ASME SA240 304 TP304 (S30400) mechanical properties offer a balance of strength, ductility, and corrosion resistance, suitable for a wide range of applications.

Property	Value at 20°C
Tensile Strength (MPa)	≥ 515 (75 ksi)
Yield Strength (MPa)	≥ 205 (30 ksi)
Elongation (%)	≥ 40
Hardness (HRB)	≤ 92
Density	8.0 g/cm³ (0.289 lb/in³)

Solution annealing at 1010-1120°C (1850-2048°F) optimizes UNS S30400 mechanical properties for formability and corrosion resistance. At Gangsteel, we’ve seen clients use this alloy in architectural cladding, where its aesthetic finish and durability outperform sa 240 gr 430.

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ASME SA240 304 TP304 (S30400) Specifications and Forms

 

Gangsteel supplies ASME SA 240 Gr 304 stainless steel plate, sheets, coils, bars, and custom components, compliant with ASME SA240 Stainless sheet and ASTM A240 standards:

7.1 Plate and Sheet

• Thickness: 0.5 mm to 100 mm (plate), 0.1 mm to 6 mm (sheet)
• 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: ASME SA240 Stainless sheet, ASTM A240
• Applications: ASME SA 240 Gr 304 stainless steel plate for food processing tanks, UNS S30400 sheet for architectural cladding

7.2 Coil

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

7.3 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: ASME SA 240 Gr 304 bar for fittings and fasteners

7.3 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 food processing and architectural industries

Note: Need a specific size or finish? Gangsteel offers custom solutions, including precision cutting and heat treatments, to meet ASME SA240 Stainless sheet requirements. Contact us at admin@gangsteel.com for bespoke ASME SA 240 Gr 304 material specifications.

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Applications of ASME SA240 304 TP304 (S30400) Stainless Steel Plate

 

ASME SA240 304 TP304 (S30400) stainless steel plateis versatile, excelling in industries requiring corrosion resistance, formability, and aesthetic appeal. Key ASME SA240 304 TP304 (S30400) applications include:

• Food Processing: ASME SA 240 Gr 304 stainless steel plate for tanks, conveyors, and kitchen equipment.
• Architectural: UNS S30400 plate for cladding, railings, and decorative panels.
• Chemical Processing: ASME SA 240 Gr 304 bar for fittings in mild chemical environments.
• Medical: Surgical instruments and hospital equipment.
• General Industry: Structural components and storage vessels.

Case Study: An architectural firm in the UAE used ASME SA240 304 TP304 (S30400) stainless steel plate for building facades, achieving a durable, polished finish that reduced maintenance costs by 15% compared to sa 240 gr 202.

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ASME SA240 304 TP304 (S30400) vs Related Grades

 

To aid in material selection, here’s a comparison of ASME SA 240 Gr 304 with sa 240 gr 304L, sa 240 gr 304H, and sa 240 gr 316:

Property	ASME SA 240 Gr 304 (S30400)	ASME SA240 Gr 304L	ASME SA240 Gr 304H	ASME SA240 Gr 316
UNS Number	S30400	S30403	S30409	S31600
Type	Austenitic	Austenitic	Austenitic	Austenitic
Chromium Content	18.0-20.0%	18.0-20.0%	18.0-20.0%	16.0-18.0%
Nickel Content	8.0-10.5%	8.0-12.0%	8.0-10.5%	10.0-14.0%
Molybdenum Content	-	-	-	2.0-3.0%
Carbon Content	≤ 0.08%	≤ 0.03%	0.04-0.10%	≤ 0.08%
Corrosion Resistance	Good in mild environments	Good, enhanced weldability	Good in mild environments	Excellent in chlorides
Strength	Moderate	Moderate	High at high temps	Moderate
Temp Range	Up to 870°C (1598°F)	Up to 870°C (1598°F)	Up to 870°C (1598°F)	Up to 870°C (1598°F)
Cost (USD/kg)	5-10	5-10	5-10	6-12
Applications	Food processing, architectural	Welded structures	High-temp chemical	Marine, chemical

• ASME SA 240 Gr 304 vs ASME SA240 Gr 304L: ASME SA 240 Gr 304 is standard for general corrosion resistance, while sa 240 gr 304L offers enhanced weldability due to lower carbon for heavy welding.
• ASME SA 240 Gr 304 vs ASME SA240 Gr 304H: ASME SA 240 Gr 304 is versatile for general uses, while sa 240 gr 304H provides better creep resistance for high-temperature applications.
• ASME SA 240 Gr 304 vs ASME SA240 Gr 316: ASME SA 240 Gr 304 is cost-effective for mild environments, while sa 240 gr 316 excels in chloride-rich settings due to molybdenum.

Conclusion: Choose ASME SA 240 Gr 304 for cost-effective general applications, sa 240 gr 304L for welded structures, sa 240 gr 304H for high-temperature uses, or sa 240 gr 316 for chloride resistance.

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ASME SA240 304 TP304 (S30400) Equivalent Materials

 

ASME SA240 304 TP304 (S30400)aligns with international standards for global compatibility.

Standard	Grade
UNS	S30400
W.Nr.	1.4301
EN	X5CrNi18-10
JIS	SUS 304
GB	0Cr18Ni9
ASTM	A240 304
ASME	SA240 304

Note: ASME SA240 304 TP304 (S30400) equivalent grades comply with ASME SA240 Stainless sheet, JIS, and GB standards, offering interchangeability with sa 240 gr 304L for applications requiring enhanced weldability.

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ASME SA240 304 TP304 (S30400) Allowable Stress

 

The allowable stress values for ASME SA240 304 TP304 (S30400), per ASME BPVCSection II, Part D, ensure reliable performance in moderate-temperature applications.

Temperature (°C)	Allowable Stress (MPa)
100	150
200	140
300	130
400	120
500	110
600	100

Note: These values ensure ASME SA240 304 TP304 (S30400) performs reliably in food processing tanks and architectural components under moderate temperatures.

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ASME SA240 304 TP304 (S30400) Price

 

The ASME SA 240 Gr 304 price per kg ranges from USD 5-10 per kg (FOB), influenced by:

• Alloy Content: Lower alloy content compared to sa 240 gr 316 keeps costs affordable.
• Market Demand: High demand in food processing and architectural industries drives UNS S30400 price.
• Product Form: ASME SA 240 Gr 304 plates may cost more than sheets due to processing complexity.
• Global Supply Chain: Freight and raw material availability impact ASME SA 240 Gr 304 cost.

For a precise ASME SA 240 Gr 304 price per kg or bulk discounts, contact Gangsteel at admin@gangsteel.com.

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Related Stainless Steel Grades

 

Gangsteel offers a wide range of ASME SA240 Stainless sheet grades to complement ASME SA 240 Gr 304 for various applications:

• sa 240 gr 304L: Low-carbon for enhanced weldability.
• sa 240 gr 304H: High-carbon for high-temperature strength.
• sa 240 gr 304N: Nitrogen-enhanced for increased strength.
• sa 240 gr 304LN: Nitrogen-enhanced for cryogenic applications.
• sa 240 gr 316: Molybdenum-alloyed for chloride resistance.
• sa 240 gr 316L: Low-carbon for enhanced weldability.
• sa 240 gr 316H: High-carbon for high-temperature strength.
• sa 240 gr 316LN: Nitrogen-enhanced for strength and corrosion resistance.
• sa 240 gr 316N: High strength for structural applications.
• sa 240 gr 316Ti: Titanium-stabilized for high-temperature weldability.
• sa 240 gr 317: High corrosion resistance for chemical processing.
• sa 240 gr 317L: Low-carbon for acidic environments.
• sa 240 gr 317LM: Cost-effective corrosion resistance for acidic environments.
• sa 240 gr 317LMN: Nitrogen-enhanced for improved strength and corrosion resistance.
• sa 240 gr 904L: Superior sulfuric acid resistance for chemical applications.
• sa 240 gr 201: Cost-effective for decorative applications.
• sa 240 gr 201L: Cost-effective for structural applications.
• sa 240 gr 201LN: Nitrogen-enhanced for structural and cryogenic applications.
• sa 240 gr 202: General corrosion resistance for decorative uses.
• sa 240 gr 301: High strength for springs and fasteners.
• sa 240 gr 301L: Low-carbon for improved weldability.
• sa 240 gr 301LN: Nitrogen-enhanced for strength and weldability.
• sa 240 gr 302: General-purpose austenitic stainless steel.
• sa 240 gr 305: High nickel for deep drawing applications.
• sa 240 gr 309CB: High-temperature corrosion resistance.
• sa 240 gr 309H: High-temperature strength for furnaces.
• sa 240 gr 309HCB: Enhanced high-temperature performance.
• sa 240 gr 309S: Corrosion resistance for high-temperature applications.
• sa 240 gr 310CB: High-temperature strength with columbium.
• sa 240 gr 310H: High-temperature resistance for furnaces.
• sa 240 gr 310HCB: Enhanced high-temperature performance.
• sa 240 gr 310MOLN: Nitrogen-enhanced for urea production.
• sa 240 gr 310S: High-temperature corrosion resistance.
• sa 240 gr 316CB: Columbium-stabilized for weldability.
• sa 240 gr 415: High strength for oilfield and turbine applications.
• sa 240 type 2205: Duplex for marine applications.
• sa 240 type 2304: Lean duplex for structural applications.
• sa 240 type 2507: Super-duplex for aggressive environments.
• sa 240 type 329: Duplex for chemical and marine applications.
• sa 240 type 255: Enhanced sulfuric acid resistance.
• sa 240 gr 800: High-temperature corrosion resistance.
• sa 240 gr 800H: Enhanced creep resistance for high temperatures.
• sa 240 gr 904L: Superior sulfuric acid resistance.
• sa 240 gr 334: High-temperature resistance for heating elements.
• sa 240 gr 347: Stabilized for high-temperature corrosion resistance.
• sa 240 gr 347H: Enhanced creep resistance for high-temperature applications.
• sa 240 gr 348: Low-cobalt for nuclear applications.
• sa 240 gr 348H: High-carbon for enhanced high-temperature strength.
• sa 240 gr 201L: Cost-effective for decorative applications.
• sa 240 gr 405: Ferritic for heat-resistant applications.
• sa 240 gr 409: Cost-effective for automotive exhaust systems.
• sa 240 gr 410: Martensitic for high-strength applications.
• sa 240 gr 410S: Low-carbon martensitic for improved weldability.
• sa 240 gr 429: Ferritic for corrosion and heat resistance.
• sa 240 gr 430: Ferritic for decorative and appliance applications.
• sa 240 gr 434: Ferritic with molybdenum for enhanced corrosion resistance.
• sa 240 gr 436: Ferritic for automotive and corrosion-resistant applications.
• sa 240 gr 439: Ferritic for exhaust systems and appliances.
• sa 240 gr 444: Ferritic with high corrosion resistance for water tanks.
• sa 240 gr 321: Titanium-stabilized for high-temperature applications.
• sa 240 gr 321H: High-carbon for enhanced creep resistance.

Note: These grades complement ASME SA 240 Gr 304 in food processing, architectural, and general industrial 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 ASME SA240 304 TP304 (S30400) and ASME SA240 Gr 304L?

A: ASME SA240 304 TP304 (S30400) is standard for general corrosion resistance, while sa 240 gr 304L has lower carbon for enhanced weldability in heavy sections.

Q: Is ASME SA240 304 TP304 (S30400) suitable for food processing?

A: Yes, its excellent corrosion resistance and hygienic properties make it ideal for food processing equipment compared to sa 240 gr 201.

Q: How does the price of ASME SA240 304 TP304 (S30400) compare to ASME SA240 Gr 316?

A: ASME SA240 304 TP304 (S30400) is typically 20-30% less expensive than sa 240 gr 316 due to the absence of molybdenum, offering cost-effective performance for mild environments.

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Contact Us

 

For ASME SA240 304 TP304 (S30400) stainless steel plate quotes, technical data sheets, or custom solutions, contact Gangsteel at admin@gangsteel.com. Explore our ASME SA240 Stainless sheet portfolio for more options.

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