S235jr Seamless Welded Square Galvanized Tube

S235JR Seamless Welded Square Galvanized Tube is a pipe that combines high strength, corrosion resistance and excellent processing properties. It is widely used in construction, machinery, automobiles, ships and other fields. The following is a detailed introduction to the pipe:

1. Material characteristics
S235JR is a non-alloy structural steel produced in accordance with European standard EN 10025-2. The number "235" represents the steel's yield strength of 235MPa, while "JR" represents the steel's impact toughness. This kind of steel has the following salient features:

High strength and toughness: S235JR steel has high yield strength and impact toughness, and can maintain structural stability under heavy loads and complex stress conditions.
Good weldability: This steel is easy to weld and is compatible with various welding methods to ensure the quality and strength of the welded joints.
Corrosion resistance: After hot-dip galvanizing (i.e. "Galvanized") treatment, a dense zinc layer is formed on the surface of the pipe, which effectively prevents the steel from being corroded and extends its service life.
2. Manufacturing process
The manufacturing process of the S235JR Seamless Welded Square Galvanized Tube combines the advantages of both seamless and welded processes. The seamless part ensures the smoothness and precision of the inner wall of the pipe, making it suitable for situations requiring high-precision fluid flow; while the welded part improves production efficiency, reduces manufacturing costs, and is suitable for mass production. The galvanizing process is carried out at the final stage of pipe manufacturing, and the zinc layer is evenly attached to the surface of the pipe through a hot-dip galvanizing process.

3. Application fields
Due to its excellent material properties and manufacturing process, S235JR Seamless Welded Square Galvanized Tube has a wide range of applications in many fields:Construction industry: used in the production of structural parts such as beams, columns, brackets, and the construction of infrastructure such as bridges and tunnels.
Machinery manufacturing: manufacturing various mechanical parts, transmission shafts, gears, etc. to meet the requirements for use under complex working conditions.
Automotive industry: used in the manufacture of body frames, chassis, suspension systems and other components to improve the stability and safety of cars.
Shipping industry: It plays an important role in the manufacturing of hull structures, decks, bulkheads and other parts to ensure the long-term stable operation of ships in the marine environment..

FAQ：

Q: How is your Payment Term?
A:One is 30% deposit by TT before production and 70% balance against copy of B/L; the other is Irrevocable L/C 100% at sight.
Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
Q: Can you provide sample?
A: Yes, for regular sizes sample is free but buyer need to pay freight cost.
Q: How long is your delivery time?
A: Our daily inventory is more than 8000 tons, so for common product size, just need 5 days from stocks; if the special size from new production, delivery 20-30 days.

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