PRODUCTS LIST
A203 Pressure Vessel Steel Plate
Category:
Carbon Steel Plate
Keywords:
Carbon Steel Plate
Product Introduction
ASTM A203 boiler container plates are available in five grades: Grade A, Grade B, Grade D, Grade E, and Grade F. ASTM A203 boiler container plates for grade A, B, D and E shall be normalized as required. The chemical composition shall conform to the requirements of ASTM A203/A203M. At the same time, ASTM A203 boiler container plate needs to do two mechanical properties test: namely tensile test and impact test. ASTM A203 boiler vessel plate is widely used in petroleum, chemical industry, power station, boiler and other industries, for the manufacture of reactor, heat exchanger, separator, spherical tank, oil and gas tank, high pressure pipeline, water turbine and other equipment and components.
| Commodity | Carbon Steel Sheet/Plate |
| Material | S235JR,S275JR,S355JR,A36,SS400,Q235,Q355,ST37,ST52,SPCC,SPHC,SPHT,DC01,DC03,etc |
| Standard | GB,GOST,ASTM,AISI,JIS,BS,DIN,EN |
| Technology | Hot rolling,Cold rolling,Pickling,galvanized,tinning |
| Surface | Black skin, Pickling,Oiling,galvanized,tinning,etc |
| Thickness | 0.1mm-400mm |
| Width | 12.7mm-3050mm |
| Length | 5800,6000 or customized |
| Loading port | Tianjin, Qingdao,Shanghai |
| Payment terms | FOB,CRF,CIF,EXW all acceptable |
| Delivery time | inventory About 3-5;custom-made 15-20;According to order's quantity. |
|
Minimum Order Quantity |
25Tons |
Chemical Composition
|
A203
|
Upper limit of Chemical Element Content (%) |
|||||
|
C |
Si |
Mn |
P |
S |
Ni |
|
|
Class A |
0.23 |
0.13-0.45 |
0.88 |
0.025 |
0.025 |
2.03-2.57 |
|
Class B |
0.25 |
0.13-0.45 |
0.88 |
0.025 |
0.025 |
2.03-2.57 |
|
Class D |
0.20 |
0.13-0.45 |
0.88 |
0.025 |
0.025 |
3.18-3.82 |
|
Class E |
0.23 |
0.13-0.45 |
0.88 |
0.025 |
0.025 |
3.18-3.82 |
|
Class F |
0.23 |
0.13-0.45 |
0.88 |
0.025 |
0.025 |
3.18-3.82 |
Mechanical Properties
|
A202 |
Tensile Strengthkis [MPa] |
Yield Strength kis [MPa] |
Elongation Gauge length 8in. [200mm], % |
Elongation Gauge length 2in. [50mm], % |
|
Grade A |
65-85 [450-585] |
37 [255] |
19 |
23 |
|
Grade B |
70-90 [485-620] |
40 [275] |
17 |
21 |
|
Grade D |
65-85 [450-585] |
37 [255] |
19 |
23 |
|
Grade E |
70-90 [485-620] |
40 [275] |
17 |
21 |
|
Grade F |
75-100 [515-690] |
50 [345] |
- |
20 |
Physical Performance
|
Physical Performance |
Metric |
Imperial |
|
Density |
7.80 g/cc |
0.282 lb/in³ |
Scope of Application
ASTM A203 boiler vessel plate is widely used in petroleum, chemical industry, power station, boiler and other industries, for the manufacture of reactor, heat exchanger, separator, spherical tank, oil and gas tank, high pressure pipeline, water turbine and other equipment and components.



For the steel industry, customers care not only about quality control, on-time delivery and providing favorable prices, but also about adding value through the services we provide. We work with customers to continuously improve steel quality.

Bao Steel (Qingdao) Co., Ltd.
Bao Steel (Qingdao) Co., Ltd. is a large-scale enterprise group focusing on steel production and raw material import and export trade, integrating trade, industry, logistics and services, covering an area of 60,000 m². After years of development, the business scope has expanded to the Middle East, Latin America, Australia, South Korea, Europe, Russia and even Africa. It has established a broad product sales and raw material procurement network at home and abroad, and sincerely provides customers with professional and thoughtful services. After development, the company already has a group of high-quality employees with professional knowledge and experience in production, trade, shipping, modern logistics and other fields. We will make full use of modern management and information technology to cultivate our unique core capabilities and provide high-quality, reliable value-added services and strong support to all sectors of society.
Honor
The company has passed ISO9001 international quality management system certification and CE certification, and obtained provincial enterprise letters of credit, enterprise credit certificates, etc.
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