SA515 GR 70 (Steel Plate) for heat exchangers
SA515 GR 70 is a carbon-silicon steel plate for intermediate or higher temperature service.
SA515 GR 70 is used for intermediate and higher temperature service applications.
Chemical Requirements
|
Elements Composition % |
SA 515 Gr 70 |
|
Carbon, max |
|
|
1 in. (25 mm) and under |
0.31 |
|
Over 1 to 2 in. (25 to 50 mm), incl |
0.33 |
|
Over 2 to 4 in. (50 to 100 mm), incl |
0.35 |
|
Over 4 to 8 in. (100 to 200 mm), incl |
0.35 |
|
Over 8 in. (200 mm) |
0.35 |
|
Manganese, max |
|
|
Heat analysis |
1.20 |
|
Product analysis |
1.30 |
|
Phosphorus, max |
0.035 |
|
Sulfur, max |
0.04 |
|
Silicon |
|
|
Heat analysis |
0.15-0.40 |
|
Product analysis |
0.13-0.45 |
Tensile Requirements
|
|
SA 515 Gr 70 |
|
Tensile strength, ksi (MP) |
70-90(485-620) |
|
Yield strength, min. ksi (MP) |
38(260) |
|
Elongation in 8 in. (200 mm), min, % |
17 |
|
Elongation in 2 in. (50 mm), min, % |
21 |
Performance Characteristics
High Strength: Capable of withstanding high internal and external pressure, not prone to cracking or deformation.
Good Toughness: Maintains excellent toughness even in low-temperature environments.
Excellent Welding Performance: Low carbon equivalent, making it less prone to cracking during welding and suitable for various welding processes.
Corrosion Resistance: Its chemical composition grants it excellent corrosion resistance.
Application Fields
Widely used in industries such as petroleum, chemical, power stations, and boilers. It is used to manufacture equipment like liquefied gas tanks, nuclear reactor pressure vessels, boiler drum, LPG cylinders, high-pressure water pipes for hydropower stations, and turbine scroll casings. Its excellent performance ensures the equipment operates safely for long periods under harsh conditions.
Price and Customization
Prices may vary depending on factors such as order quantity, specifications, etc. Sizes can be customized as needed. Common thicknesses range from 8-150mm, and widths range from 1600-3900mm. Additionally, cutting, rolling, ultrasonic testing, and other processing treatments are available.
GNEE has a professional and passionate team. The management team has rich experience and accurately grasps the industry direction; the production department currently has 150 employees, including 2 senior engineers, 17 engineers and 10 assistant engineers; the sales team provides attentive services to meet customer needs. All teams work together to promote the steady development of the company.
Email: alloy@gneesteelgroup.com
Whatsapp (WeChat): +86 15824687445
Beyond container plates like SA515 Gr70, we have a diverse range of steel plates, as shown in the table below: high-strength low-alloy plates for equipment lightweighting, wear-resistant plates to reduce maintenance costs, weather-resistant plates to extend outdoor component lifespans, and marine plates for ensuring ship safety. If you're interested in any of these steel plate types, we are happy to discuss your needs with you.
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