The company has advanced production equipment and machining technology, excellent marketing team and domestic regional channel partners, and sound management plan for product market development and after-sales service. After years of cooperation experience, we have accumulated a large number of customers at home and abroad, and won unanimous praise.
The main materials of weathering steel are: Q355GNH, 09CuPCrNiA, 05CuPCrNi, Q345NH, Q235NH, Q295NH, , Q275NH, Q355NH weathering steel plate Weathering steel plate products are widely used in outdoor, indoor decoration, twilight wall decoration and used to manufacture containers, railway vehicles, oil derricks, harbour buildings, oil production platforms and containers containing corrosive media in chemical oil equipment,A709 grade 50 low alloy steel.
A709 grade 50 low alloy steel,Alloy steel plates that have the ability to develop an extensive range of hardness and strength. Alloying elements and thermal treatments, such as quenching and tempering, greatly influence the hardness and strength of the steel. Welding and forming of this steel plate should be avoided It is best utilized wherever high resistance to fatigue and or impact is necessary We can supply ASTM, JIS, DIN and GB various standards alloy steel grades,A709 grade 50 low alloy steel.
A709 grade 50 low alloy steel,Penetration testing technology is only suitable for detecting surface defects. It uses penetrant to apply on the surface of the steel plate, then wipes the excess penetrant with the cleaning solution, and then smears the developer. The penetrant remaining in the defect is adsorbed by the developing material, so as to observe the shape of the defect and determine the type of defect. This method requires multiple wipes before and after the inspection, the process is more cumbersome, and can not detect internal defects and rough and dirty steel plates.
A709 grade 50 low alloy steel,The quality grade symbols of Q235 steel plate are A, B, C and D respectively. Different grades represent different impact temperatures. Q235A is not required for impact toughness test; Q235B is required for impact toughness test at room temperature (20 ℃); Q235C is required for impact toughness test at 0 ℃; Q235D is required for impact toughness test at - 20 ℃. For the above-mentioned B, C and D grade steels, Akv ≥27J is required under different temperature requirements. At different impact temperature, the impact value is also different.A709 grade 50 low alloy steel
With a high-quality and complete after-sales service system, the company solves the user's hindrance and improves the reliability of steel product quality. Reaching every corner of the globe with professional services, users anywhere can get thoughtful and detailed services form us is our pursue. We promise all our steel materials are manufactured and tested in accordance with responding standards. We will take full responsibility for the quality of the steel materials we provide.A709 grade 50 low alloy steel
