Straight Seam Welded Steel Pipe S355

S355 straight seam welded steel pipe is a high-performance structural steel material widely used in construction, bridges, vehicles, mechanical engineering and other fields. The following is a detailed introduction to S355 straight seam welded steel pipe:

S355 is part of the European standard EN 10025-2: 2004 and is known for its high strength and excellent mechanical properties. Chemical composition includes carbon (C: ≤ 0.20%), silicon (Si: ≤ 0.55%), manganese (Mn: ≤ 1.60%), phosphorus (P: ≤ 0.025%) and sulfur (S: ≤ 0.030%), etc. to ensure for its excellent physical and chemical properties. In terms of mechanical properties, the tensile strength of S355 steel pipe reaches 470-630 MPa, the yield strength is 355 MPa, the elongation is 22%, and the impact toughness is 27J (-20°C).
S355 steel pipes are often used in building structures to manufacture load-bearing components, such as beams, columns and beam-column connectors. In bridge construction, S355 steel can be used to manufacture main beams, pillars, bridge decks and other components.
In the field of mechanical engineering, S355 steel is widely used in automobile parts, machine tool structures and mechanical connectors. At the same time, due to its good corrosion resistance and resistance to seawater erosion, S355 steel is also suitable for offshore platforms, marine structures, ship construction and other fields.
S355 steel has excellent mechanical properties and can withstand large loads and bending stresses.S355 steel is suitable for conventional welding, bolting and riveting processes, making it easy to construct and install. Under low temperature conditions, S355 steel can still maintain good impact toughness and is suitable for applications in cold environments. S355 steel can resist atmospheric corrosion and the influence of the external environment, extending the service life of the material.
To sum up, S355 straight seam welded steel pipe has become an indispensable material in modern industry and construction fields due to its excellent material properties, wide range of applications and excellent performance advantages.

FAQ:
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Q2. Can I get samples before order?
A2: Yes, of course. Usually our samples are free. we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q3. What is your delivery time?
A3: The time of delivery is usually around 15-20 days. We can send out in 2 days, if it has stock.
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A4: We keep good quality and competitive price to ensure our customers benefit ; We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.

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