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SM490YA SM490YB h steel profile
SM490YA SM490YB Structural Steel Beam
SM490YA, SM490YB belongs to the Japanese standard low alloy high strength steel, SM490YA h shaped beam, SM490YB h shaped iron beam implementation standard for JISG3106 special technical conditions, SM490YA h shaped steel beam, SM490YB h type beam belong to the High-strength structural steel, often in the machinery manufacturing industry more applications such as; mechanical equipment, heavy machinery, vehicle equipment, cranes, mining machinery, coal mining machinery and equipment.
SM490YA h type steel beam, SM490YB material h beam mechanical properties: yield point (σs/MPa) ≥ 365; tensile strength (σb/MPa): 490-610; elongation (δ%) ≥ 19.
As an important structural material, h-beam is widely used in shipbuilding, ocean engineering, water conservancy and other fields. Among them, SM490YB is a kind of high quality h-beam material, which is especially suitable for ocean engineering.
SM490YB steel has high strength, good corrosion resistance, good weldability and cold forming. At the same time, it also has excellent low temperature toughness. After low-temperature impact test and overpressure test, the performance is stable and can withstand large dynamic loads and wave impact.
In shipbuilding, SM490YB steel is commonly used in the manufacture of components such as hulls, plates, keels, gun shafts and propulsion systems. In marine engineering, it is also widely used to manufacture offshore platforms, submarine pipelines and marine facilities.
Generally speaking, h-beam SM490YB steel is a kind of high toughness and high corrosion resistance steel material, which is suitable for the construction and building of various structures and facilities in the marine environment. With the continuous development of the field of marine engineering in the future, the application prospect of SM490YB steel in this field will certainly become more and more broad.
China H beam producers--GNEE Group

SM490YA SM490YB Steel Beam H
| Item | H-Beam | |
| Surface | Black painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE | |
| Technique | Hot rolled , Cold rolled | |
| Carbon Steel Plate / Pipe / Bar / Coil /Beams | ||
| Size | thickness | 1mm-150mm(SCH10-XXS) |
| Outer diameter | 6mm-2500mm (3/8"-100") | |
| width | CUSTOMIZED | |
| length | CUSTOMIZED | |
| Trade terms | Price terms | FOB,CIF,CFR,CNF,Ex-work |
| Payment terms | L/C at sight, T/T (30%DEPOSIT) | |
| Delivery time | 7-10 days or customized | |
| Package | Standard export seaworthy package,or as required. | |
| Application | Widely used in petroleum,foodstuff,chemical industry,construction, electric power,nuclear,energy,machinery,biotechnology,paper making,shipbuilding,boiler fields. | |
| Pipes also can be made according to the customer's required. | ||
| Contact | If you have any questions,please feel free to contact me. | |
SM490YA SM490YB h shape metal chemical composition:
|
C |
Mn |
Si |
P |
S |
| ≤0.20 | ≤1.60 | ≤0.55 | ≤0.035 | ≤0.035 |
China steel H beam producers--GNEE Group

GNEE Group Receives Visiting Customers
We are an integrated steel sales, warehousing, processing and transportation company. With 16 years of exporting experience, we serve various customers from different fields. Since its establishment, the company has always adhered to the business philosophy of talent-oriented and integrity management, the integration of warehousing and processing, the business purpose of winning the world with honesty, the value concept of people-oriented and win-win in fine industry, and the Yokohama spirit of entrepreneurship, innovation and creativity. Realize the rapid and stable development of the enterprise.
China H section steel producers--GNEE Group

We have on-line heavy duty H beam steel products, welcome to visit our company, if you have more needs and questions about other steel products, please feel free to contact us!



















