ASTM B575 UNS N10276 Hastelloy C276 Sheet for Chemical Processing

In chemical and petrochemical industries, material selection is critical. Equipment must withstand aggressive chemical reactions, extreme temperatures, and prolonged exposure to corrosive substances. Hastelloy C276 Sheet, a high-strength nickel-chromium-molybdenum-tungsten alloy, delivers unmatched corrosion resistance and mechanical performance, making it ideal for demanding industrial applications. DLX specializes in producing and supplying top-quality ASTM B575 C276 Sheets designed for chemical processing, marine, aerospace, and environmental applications.

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Hastelloy C276, designated UNS N10276, is specifically engineered to resist both oxidizing and reducing acids. Its nickel-based composition, with chromium, molybdenum, and tungsten, ensures superior chemical resistance in a wide range of harsh environments. C276 Sheets are perfect for manufacturing reactors, storage tanks, piping systems, and heat exchangers exposed to aggressive chemicals such as hydrochloric acid, sulfuric acid, nitric acid, and mixed chemical solutions.

DLX produces hot-rolled and cold-rolled C276 Sheets with consistent thickness, mechanical properties, and surface finish. Every sheet undergoes rigorous quality control, including chemical composition analysis, mechanical testing, and corrosion resistance assessment, ensuring reliability and long-term durability in industrial operations.

Specification

item	HC-276	C-22	C-4	B2	B3	N
C	≤0.01	≤0.015	≤0.015	≤0.02	≤0.01	0.04-0.08
Mn	≤1	≤0.5	≤1	≤1	≤3	≤1
Fe	4-7	2-6	≤3	≤2	≤1.5	≤5
P	≤0.04	≤0.02	≤0.04	≤0.04	--	≤0.015
S	≤0.03	≤0.02	≤0.03	≤0.03	--	≤0.02
Si	≤0.08	≤0.08	≤0.08	≤0.1	≤0.1	≤1
Ni	rest	rest	rest	rest	≤65	rest
Co	≤2.5	≤2.5	≤2	≤1	≤3	≤0.2
Ti+Cu	--	--	≤0.7	--	≤0.4	≤0.35
Al+Ti	--	--	--	--	≤0.5	≤0.5
Cr	14.5-16.5	20-22.5	14-18	≤1	≤1.5	6-8
Mo	15-17	12.5-14.5	14-17	26-30	≤28.5	15-18
B	--	--	--	--	--	≤0.01
W	3-4.5	2.5-3.5	--	--	≤3	≤0.5
V	≤0.35	≤0.35	--	0.2-0.4	--	≤0.5

Shape	Size (mm)
Wire	0.5-7.5
Rod/Bar	8.0-200
Strip	(0.5-2.5)*(5-180)
Tube/Pipe	Custom made
Sheet/Plate	Custom made

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Hastelloy C276 Sheets serve multiple critical applications:

• Chemical Processing: Tanks, reactors, piping, and heat exchangers for both oxidizing and reducing chemicals.

• Petrochemical Industry: Condensers, evaporators, and pipelines that handle highly corrosive fluids.

• Marine Engineering: Resistant to seawater corrosion, pitting, and crevice attack in desalination and offshore systems.

• Aerospace: High-temperature corrosion-resistant components for aircraft and spacecraft applications.

• Environmental Protection: Scrubbers, chemical neutralization systems, and waste treatment equipment.

• Pharmaceutical Manufacturing: Systems requiring sterile, acid-resistant materials to maintain purity.

DLX provides sheets in various thicknesses and dimensions to suit specific project requirements, enabling engineers to select the optimal solution for their application.

The global demand for nickel-chromium-molybdenum-tungsten alloys like Hastelloy C276 is expanding due to increased exposure to harsh chemical and industrial environments. Key trends influencing this demand include:

1. Chemical Plant Expansion: Facilities are processing more aggressive chemicals, requiring superior corrosion-resistant materials.

2. Petrochemical Industry Growth: Increasing complexity in pipelines, reactors, and condensers drives demand for durable sheets.

3. Marine and Offshore Development: Offshore platforms and desalination systems require corrosion-resistant materials for seawater exposure.

4. Environmental and Waste Management: Advanced pollution control and chemical neutralization systems demand high-performance alloys.

5. Pharmaceutical Industry Requirements: Production lines require materials resistant to acids while maintaining sterility and purity.

DLX leverages its expertise in alloy production, strict quality control, and global supply capabilities to meet these growing market demands effectively.

Comparison Table: Hastelloy C276 Sheet vs Other Alloys

DLX distinguishes itself by delivering more than just Hastelloy C276 Sheets; we provide complete solutions:

• ASTM B575 Compliance: All sheets meet ASTM standards for chemical processing and high-temperature applications.

• Customization: Sheets are available in various thicknesses, widths, and lengths tailored to project specifications.

• Quality Assurance: Chemical, mechanical, and corrosion testing ensures consistent performance.

• Technical Support: DLX offers guidance for fabrication, welding, and installation to maximize long-term durability.

• Global Logistics: Efficient supply chains ensure on-time delivery to customers worldwide.

• Cost-Effective Solutions: High-performance sheets provided with competitive pricing for industrial projects.

These advantages position DLX as a trusted supplier of high-quality C276 Sheets for industries requiring corrosion-resistant materials.

Selecting the right material is crucial for chemical and petrochemical equipment. Stainless steel 316L may fail in harsh oxidizing or reducing environments. Hastelloy C22 performs well but sometimes lacks the mechanical strength and high-temperature performance of C276.

Hastelloy C276 Sheets offer a perfect combination of corrosion resistance, temperature tolerance, and mechanical strength. DLX’s manufacturing processes, quality controls, and technical support ensure the sheets maintain integrity, even in the most demanding chemical environments.

The market for ASTM-compliant UNS N10276 Hastelloy C276 Sheets is expected to grow steadily, driven by:

• Expansion of chemical and petrochemical plants handling aggressive acids.

• Offshore and marine projects requiring high corrosion resistance in seawater applications.

• Aerospace systems exposed to high temperatures and corrosive atmospheres.

• Environmental protection and pollution control projects.

• Pharmaceutical manufacturing requiring sterile, acid-resistant sheets.

DLX is equipped to meet these demands with reliable supply, technical expertise, and high-quality sheets that adhere to international standards.

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About Us:

Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. 

For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.

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FAQs:

Q1: What is Hastelloy C276 Sheet?
A1: It is a nickel-chromium-molybdenum-tungsten alloy sheet designed for exceptional corrosion resistance in aggressive chemical environments.

Q2: Which industries primarily use Hastelloy C276 Sheets?
A2: Chemical processing, petrochemical, marine, aerospace, environmental protection, and pharmaceutical industries.

Q3: How does Hastelloy C276 perform in oxidizing and reducing acids?
A3: It provides excellent resistance to both oxidizing acids (like nitric acid) and reducing acids (like hydrochloric acid).

Q4: What temperature range is suitable for Hastelloy C276 Sheets?
A4: They can withstand temperatures up to approximately 1000°C while maintaining mechanical strength and corrosion resistance.

Q5: Are these sheets welded or seamless?
A5: DLX provides hot-rolled or cold-rolled sheets with uniform thickness and mechanical properties, suitable for welding and fabrication.

Q6: How does Hastelloy C276 compare with stainless steel sheets?
A6: C276 offers superior pitting, crevice, and general corrosion resistance, especially in harsh chemical environments.

Q7: Can Hastelloy C276 Sheets be used in marine environments?
A7: Yes, they resist seawater corrosion and are ideal for offshore, desalination, and marine engineering applications.

Q8: Why choose DLX for Hastelloy C276 Sheets?
A8: DLX ensures ASTM-compliant manufacturing, precise quality control, technical support, and global supply reliability.