ASME SA553/ASTM A553 Nickel-based Low Temperature Structural Steel Plate
ASME SA553 / ASTM A553 high-strength structural steel plates are nickel-alloy steel materials designed for use in cryogenic pressure vessels,
offering exceptional toughness and strength at low temperatures. We provide certified industrial supply.
- Superior Strength and Low-Temperature Toughness
- Available in Multiple Grades and Thicknesses
- Conforms to International Pressure Vessel Standards
ASME SA553/ASTM A553 nickel-based low temperature structural steel description
ASME SA553 / ASTM A553 pressure vessel plates are high-strength, low-alloy steel materials designed for cryogenic applications in industries such as LNG, petrochemical, and gas processing. As a China-based manufacturer and bulk exporter, we offer Type I and Type II plates with superior toughness and weldability at low temperatures. Available in thicknesses from 8mm to 50mm, our plates comply with ASME standards, making them ideal for fabricators and EPC contractors requiring reliable steel for cryogenic pressure vessels. Contact our factory for SA553 steel plate supply or large-volume inquiries.
ASME SA553/ASTM A553 nickel-based low temperature structural steel Data Sheet
| ASME SA553 / ASTM A553-Chemical Composition | ||
| Element | Type I (9% Nickel) (% max) | Type II (8% Nickel) (% max) |
| Carbon (C) | 0.13 | 0.13 |
| Silicon (Si) | 0.15-0.40 | 0.15-0.40 |
| Manganese (Mn) | 0.9 | 0.9 |
| Phosphorus (P) | 0.015 | 0.015 |
| Sulfur (S) | 0.01 | 0.01 |
| Chromium (Cr) | 0.25 | 0.25 |
| Nickel (Ni) | 8.50-9.50 | 7.50-8.50 |
| Copper (Cu) | 0.35 | 0.35 |
| Molybdenum (Mo) | 0.1 | 0.1 |
| ASME SA553 / ASTM A553- Tensile Requirements | ||
| Property | Type I (9% Nickel) | Type II (8% Nickel) |
| Yield Strength (ReL, MPa) | 585 | 515 |
| Tensile Strength (Rm, MPa) | 690-825 | 655-795 |
| Elongation in 2 in. (%, min) | 20 | 20 |
| Impact Test Temperature (°C) | -195 | -170 |
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ASME SA553/ASTM A553 nickel-based low temperature structural steel Application
ASME SA553 / ASTM A553 steel plates are extensively utilized in high-pressure and cryogenic temperature applications across various industries. In the liquefied natural gas (LNG) sector, they are ideal for fabricating storage tanks and transport vessels due to their exceptional toughness and resistance to brittle fracture at extremely low temperatures. In the petrochemical industry, SA553, particularly Type I and Type II grades, excels in pressure vessels and containment systems handling cryogenic fluids such as liquid nitrogen and oxygen. The aerospace and industrial gas sectors rely on these plates for high-pressure gas storage cylinders and specialized cryogenic equipment, benefiting from their high strength and weldability. SA553 is also employed in advanced energy systems, including hydrogen storage and processing units, where reliability under extreme thermal and pressure conditions is critical. Its superior performance in cryogenic environments makes it a preferred choice for EPC contractors and manufacturers of specialized pressure vessels worldwide.
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