Pressure Vessel Steel
Applied Alloys is Australia’s premier supplier of high-integrity pressure vessel steel, offering a comprehensive inventory designed for rigorous industrial fabrication. Our core range features ASTM A516 / SA516, the industry standard for moderate to lower-temperature service, alongside ASTM A537 / SA537 heat-treated carbon-manganese silicon steel for enhanced tensile and yield strength. For specialized applications, we provide ASTM A553 / SA553 plate, specifically engineered for the demands of cryogenic vessel fabrication.
To meet diverse engineering requirements, our stock is available in thicknesses ranging from 6mm to 150mm and complies with international JIS, DIN, and EN standards. All materials can be precision cut-to-size or profiled to your specific shapes, ensuring seamless integration into your production workflow.
Forged Bar Material
Complementing our plate stock is a comprehensive range of forged and bar stock materials available in round, square, and hexagonal profiles. We specialise in grades AISI 4130, 4140, 4145, and ASTM A105, as well as Chrome Moly, Carbon, and Low-Temperature steels. For corrosive or extreme environments, we supply a diverse range of Stainless, Duplex, Super Duplex, and Super Austenitic alloys, ensuring a total material solution for critical engineering projects. others.
Pressure Vessel Steel
ASTM A516 Gr. 60, 65
A516 Grade 60, Grade 65 is high quality carbon steel plate material for pressure vessel fabrication with good weldability and notch toughness. A516 Grade 65 has greater specified tensile and yield strength when compared with A516 Grade 60.
Excellent performance in moderate and lower temperature services. Used extensively in the Oil & Gas, Petrochemical Industries, Sour Service and wet H2S applications.
Certification in accordance with EN10204 3.1 or EN10204 3.2
- ASTM A516 Gr.60: JIS G3118 SGV410, DIN 17155HII, BS1501-161-430A, EN10028 P265GH
- ASTM A516 Gr.65: JIS G 3118 SGV450, DIN 17155 17 MN 4, BS1501-224-460A/B, EN10028 P295GH
ASTM A516 Gr. 70
A516 Grade 70 plate material is suitable for pressure vessels and industrial boiler fabrication. Grade 70 is especially suited for service in lower than ambient temperature applications.
Grade 70 offers greater tensile and yield strength than grades 60, 65 and can operate at even lower temperatures. This material is also used extensively for Pipe Shoes, Gussets and Base Plates etc. Available as rolled or normalised material, ex stock and can be processed and/or cut to size as required.
Certification in accordance with EN10204 3.1 or EN10204 3.2.
- ASTM A516-70: JIS G3124 SEV245, BS1501-224-490A/B, EN10028 P355GH
Chemical Composition of ASTM A516 Grade 60, 65, 70
| GRADE 60 | GRADE 65 | GRADE 70 | |
| Carbon | |||
| 12.5mm or less | 0.21% | 0.24% | 0.27% |
| 12.5 -50mm | 0.23% | 0.26% | 0.28% |
| 50 – 100mm | 0.25% | 0.28% | 0.30% |
| 100 – 200mm | 0.27% | 0.29% | 0.31% |
| >200mm | 0.27% | 0.29% | 0.31% |
| Sulphur, max | 0.035% | 0.035% | 0.035% |
| Manganese | |||
| 12.5mm or less | 0.6% – 0.9% | 0.85% – 1.2% | 0.85% – 1.2% |
| over 12.5mm | 0.79% – 1.30% | 0.79% – 1.30% | 0.79% – 1.30% |
| Phosphorus, max | 0.035% | 0.035% | 0.035% |
| Silicon | |||
| heat Analysis | 0.15% – 0.40% | 0.15% – 0.40% | 0.15% – 0.40% |
| product analysis | 0.13% – 0.45% | 0.13% – 0.45% | 0.13% – 0.45% |
Mechanical Properties of ASTM A516 Grade 60, 65, 70
| GRADE 60 | GRADE 65 | GRADE 70 | |
| Tensile strength(ksi) | 60 – 80 | 65 – 85 | 70 -90 |
| Tensile strenghth(MPa) | 415 – 550 | 450 – 585 | 485 – 620 |
| Yield strength(ksi) | 32 | 35 | 38 |
| Tensile strenghth(MPa) | 220 | 240 | 260 |
| Elongation in 200mm(min)% | 21 | 19 | 17 |
| Elongation in 50mm(min)% | 25 | 21 | 21 |
| Tickness(max)(mm) | 205 | 205 | 205 |
ASTM A537 Class 1
A537 Class 1 grade is normalized, heat-treated, and displays greater yield and tensile strength than the more common ASTM A516 grades. A537 Class 1 offers excellent notch toughness as required for pressure vessels, boilers, API 650, and API 620 storage tanks fabrication.
- A537 Class 1: JIS G3124 SEV245, EN10028 P355N
ASTM A537 Class 2
A537 Class 2 exhibits higher yield and tensile strength than Class 1. A537 Class 2 is a high-strength quenched and tempered alloy steel with excellent cold forming characteristics and weldability. Commonly used in pressure vessels, boilers, API650, and API620 storage tank fabrication.
- A537 Class 2: ASME SA537 Class 2, JIS G3115 SPV450, EN10028 P460N
Chemical Composition of ASTM A537 Class 1 & Class 2
| A537 | C | Si | Mn<40mm | Mn>40mm | P | S | Cr | Mo | Ni | Cu |
| Class 1 | 0.24 | 0.15 – 0.50 | 0.70 – 1.35 | 1.00 – 1.60 | 0.035 | 0.035 | 0.25 | 0.80 | 0.25 | 0.35 |
| Class 2 | 0.24 | 0.15 – 0.50 | 0.70 – 1.35 | 1.00 – 1.60 | 0.035 | 0.035 | 0.25 | 0.80 | 0.25 | 0.35 |
Mechanical Properties of ASTM A537 Class 1 & Class 2
| Class 1 | Class 1 | Class 2 | Class 2 | Class 2 | |
| Yield(MPa) | 345 | 310 | 415 | 380 | 315 |
| Tensile(MPa) | 485 – 620 | 450 – 585 | 550 – 690 | 515 – 655 | 485 – 620 |
| Thickness | < 65 | > 65 < 100 | < 65 | > 65 <1 00 | > 100 > 150 |
ASTM A533 Type 1
A553 Type 1 grade covers 9% nickel alloy steel plates that are used in the fabrication of cryogenic pressure vessels. Capable of operating at temperatures as low as -196°C, and has high levels of strength and weldability.
A553 Type 1 martensitic steel, when it is quenched or tempered up to 100mm thickness. Commonly used for containing or transporting cryogenic gases, such as nitrogen, oxygen, and argon.
- ASTM A553 Type 1: JIS G3127 SL9N590, DIN X7Ni9
ASTM A533 Type 2
A553 Type 2 grade covers 8% nickel alloy steel plates that are used in the fabrication of cryogenic pressure vessels. A553 Type 2 exhibits high levels of strength and weldability and is capable of operating at temperatures as low as -170°C.
A553 Type 2 martensitic steel when it is quenched or tempered up to 100mm thickness. Commonly used for containing or transporting cryogenic gases, such as nitrogen, oxygen, and argon.
- A553 Type 2: ASME SA553 Type 2, JIS G3115 SPV450, EN10028 P460N
Chemical Composition of ASTM A533 Type 1 & Type 2
| A537 | C | Mn | P | S | Si | Ni | Fe |
| Type 1 | 0.13 | 0.9 | 0.035 | 0.040 | 0.15 – 0.30 | 7.50 – 8.50 | Base Metal |
| Type 2 | 0.13 | 0.9 | 0.035 | 0.040 | 0.15 – 0.30 | 8.50 – 9.50 | Base Metal |
