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ASME SA 387 GRADE 12 Class 1 steel
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ASME SA 387 GRADE 12 Class 1 steel
Product introduction
ASME SA 387 GRADE 12 Class 1,ASME SA387 Grade 12 Alloy Steel Plates
Engineered for use in elevated temperature service, is a chrome molybdenum carbon alloy steel for use in weldable pressure vessels and industrial boilers.
The material benefits from added chromium which provides excellent corrosion and oxidation resistance making it ideal for sour service applications in the oil and gas industry.
Technical Data
Equivalents
| BS | EN | ASTM/ASME | DIN |
| 620 B | 13 CRMO 45 | SA387-12-1 | 13 CRMO 44 |
Specifications for ASME SA387 Grade 12 Alloy Steel Plates
Chromium & Molybdenum content (according to the ASME specification)
| Designation | Nominal Chromium Content (%) |
Nominal Molybdenum Content (%) |
| SA387 Grade 12 | 1.00% | 0.50% |
Tensile Requirements for ASME SA387 Grade 12 Alloy Steel Plates Class 1 Plates
| Designation: | Requirement: | Grade 12 |
| SA387 Grade 12 | Tensile strength, ksi [MPA] | 65 to 85 [450 to 585] |
| Yield strength, min, ksi [MPa]/(0.2% offset) | 40 [275] | |
| Elongation in 8 in. [200mm], min % | 19 | |
| Elongation in 2 in. [50mm], min, % | 22 | |
| Reduction of area, min % | ––– |
Chemical Requirements for ASME SA387 Grade 12 Alloy Steel Plates
| Element | Chemical Composition (%) | |
| ASME SA387 Grade 12 | ||
| Carbon: | Heat Analysis: | 0.05 - 0.17 |
| Product Analysis: | 0.04 - 0.17 | |
| Manganese: | Heat Analysis: | 0.40 - 0.65 |
| Product Analysis: | 0.35 - 0.73 | |
| Phosphorus: | Heat Analysis: | 0.035 |
| Product Analysis: | 0.035 | |
| Sulphur (max): | Heat Analysis: | 0.035 |
| Product Analysis: | 0.035 | |
| Silicon: | Heat Analysis: | 0.15 - 0.40 |
| Product Analysis: | 0.13 - 0.45 | |
| Chromium: | Heat Analysis: | 0.80 - 1.15 |
| Product Analysis: | 0.74 - 1.21 | |
| Molybdenum: | Heat Analysis: | 0.45 - 0.60 |
| Product Analysis: | 0.40 - 0.65 |
Factory
Packaging & Delivery
Factory video
Shandong Mingding Supply Chain Management Service Co., Ltd. was established in 2013, focusing on the production, processing and trade of metal materials. We have a professional team to provide quality service, we sincerely welcome customers at home and abroad to visit our company for guidance and long-term cooperation.
Warehouse storage
The company has the most advanced production equipment and automatic control system, to ensure the most reliable product quality. In addition, we also have a professional international trade and logistics team. With quality products and excellent service, we have established a large number of long-term customers all over the world.
Packing and delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Production Technology
Our main products include high quality carbon steel, stainless steel products,galvanized steel products, aluminum and copper. We can also provide cutting, punching, bending, polishing, shearing, wire drawing and other related service.
Honor
Application
Our company is set production processing and trade as one. The company has the most advanced production equipment and automatic control system, to ensure reliable product quality and sufficient supply capacity. Our main products are stainless steel, silicon steel, galvanized steel, carbon steel, aluminum products and other series. Applicable to engineering, coal mining, shipping, aviation, boiler, machinery, military and other fields. We sincerely welcome customers from all over the world to visit our company to discuss long-term cooperation.
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FAQ
How do you package the product?
The inner layer is covered with waterproof paper, packed in iron and secured by fumigated wooden brackets. It can effectively protect products from corrosion in the process of sea sample transportation.
Are the products inspected before shipment?
Of course. All our products go through strict quality tests before they are packed. Those that fail will be destroyed.
Can I visit your factory?
Of course. We welcome customers from all over the world to visit our factory.
What certifications have your products passed?
We have ISO 9001, SGS, EWC and other certifications.
Can you provide samples?
Of course, we can send samples all over the world. Our samples are free of charge, but the customer needs to bear the Courier charge
What is the loading port?
Normally, we ship from Shanghai, Tianjin, Qingdao and Ningbo ports. You can choose other ports according to your needs.
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Message
Add：Shan Gang Building, 61-11 South Gongye Road, Jinan Area, China (Shandong) Pilot Free Trade Zone
MD Steel
Message
info@mingdingsteel.com
+8615553113555