ASTM-A514 Carbon steel plate
Classification :
PRODUCT DETAILS
Product introduction
ASTM A514GrQ is a high-strength quenched and tempered alloy steel plate developed by the American Society for Testing and Materials (ASTM), which must comply with ASTM A6/A6M General Technical Conditions and ASTM A370 Mechanical Testing Standards. This steel plate is designed for high load environments and is mainly used in the field of marine engineering, such as the manufacturing of gear racks for self elevating offshore drilling platforms, and has been certified by classification societies.
Its chemical composition includes elements such as carbon (C: 0.10-0.19%) and manganese (Mn: 1.00-1.45%). It is produced using controlled rolling, controlled cooling, and quenching processes to ensure the cleanliness and mechanical properties of the steel. The standard thickness range is 80-152mm, of which the 120-150mm thickness specification can achieve a yield strength of 720-760MPa, a tensile strength of 830-880MPa, and a V-shaped impact energy of 90-150J. Different thickness steel plates are treated with quenching and tempering or controlled rolling+tempering processes to meet the special requirements of marine equipment for material strength.
Product Name |
Carbon Steel Sheet / Plate |
Material |
S235JR, S275JR, S355JR, A36, SS400, Q235, Q355, ST37, ST52, SPCC, SPHC, SPHT, DC01, DC03, etc |
Thickness |
0.1mm - 400mm |
Width |
12.7mm - 3050mm |
Length |
5800, 6000 or customized |
Surface |
Black skin, pickling, oiling, galvanized, tinning, etc |
Technology |
Hot rolling, Cold rolling, Pickling,galvanized, tinning |
Standard |
GB, GOST, ASTM, AISI, JIS, BS, DIN, EN |
Delivery Time |
Within 7-15 workdays after receiving deposit or L/C |
Export Packing |
Steel strips package or seaworthy packing |
Capacity |
250,000 tons / year |
Payment |
T/T L/C, Western Union etc. |
Minimum Order Quantity | 25Tons |
Chemical Composition
C | Si | Mn | P | S | Ni | Cr | Mo | V | B |
0.14-0.18 | 0.10—0.40 | ≤1.20 | ≤0.025 | ≤0.020 | 0.70—1.70 | 1.0—1.5 | 0.4—0.6 | 0.03— 0.08 | 0.0005-0.002 |
Mechanical Properties
Re MPa | Rm MPa | A% 50mm gauge length | AKV, J Vertical |
≥670 | ≥730 | ≥16 | 1/4 -40℃ ≥34 |
Application scenarios
1、 Ocean Engineering
Self elevating drilling platform: used for manufacturing key load-bearing components such as pile legs and racks, which need to withstand dynamic loads in extreme marine environments.
Offshore wind power structure: a reinforcing material used as a tower or foundation support structure.
2、 Heavy Machinery
Construction machinery: suitable for components such as excavator boom and crane arm that require high fatigue resistance.
Mining equipment: used for manufacturing wear-resistant structural components such as crusher liners and conveyor supports.
3、 Energy and Chemical Industry
Pressure vessels: can be used to manufacture medium and low temperature pressure vessels under specific heat treatment conditions.
Oil and gas pipelines: as reinforced rings or flange connections for high-pressure transmission pipelines.
4、 Transportation and Communications
Special vehicles: such as heavy-duty structures such as mining truck frames and railway freight truck bogies.
Shipbuilding: Used for strengthening deck structures or side protection plates.
Warehouse storage
Our company is a quality benchmark enterprise in Shandong Province, a national contract-abiding and credit-abiding enterprise, and a national, industry and group standard unit for "Colored Steel Plate for Building Decoration". We have many customers all over the world, and our products are exported to Asia, the Middle East, America, Europe, Africa and other countries, enjoying a good reputation at home and abroad. Up to now, we have also established long-term, win-win partnerships with a number of large steel mills.
Packing and delivery
We are the first-level agent for Chinese state-owned enterprises Shanghai Baosteel and Taigang Iron and Steel Group. Our products can meet every unique requirement of our customers. We provide customized services. We can support customers with quality inspections if needed. We can provide competitive prices, good quality control, purchasing suggestions. Welcome to inquire and order!
CERTIFICATE OF HONOR
OUR SERVICE
1 : Prime quality and reasonable price.
2 : Wide excellent experiences with after-sale service.
3 : Every process will be checked by responsible QC which insures every product's quality.
4 : Professional packing teams which keep every packing safely.
5 : Trial order can be done in one week.
6 : Samples can be provided as your requirements

FAQ
Q2:Does the product have quality inspection before loading?
A:Of course, all our products have undergone strict quality inspection before packing.
Q3:Can you provide the samples free?
Q4:What about product prices information?
A:Prices various according to periodic price changes of raw materials.
Q6:What is your terms of payment ?
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