News
- Feb-15
- Q550E steel plate is low-alloy high-strength structural steel plate, and the implementation standard of Q550E steel plate is the special technical condition of GB/T1591.Q550E steel plate is also a modulated high-strength steel plate, and the implementatio
- Feb-15
- Q500D steel plate is a low-alloy high-strength steel plate with a yield strength greater than 500Mpa. The implementation standard of Q500D steel plate is the special technical condition of GB/T3247.Q500D is mainly used in general construction and various
- Feb-14
- Q460F steel is a high-strength low-alloy steel. Q460F steel is smelted by converter or electric furnace, and should be refined outside the furnace.Q460F steel does not undergo plastic deformation until the stress strength of the steel reaches 460 MPa, tha
- Feb-14
- According to the global crude steel production data for December 2022 released by the World Steel Association (WSA), in 2022, global crude steel production will reach 1.8785 billion tons, a year-on-year decrease of 4.2%.In terms of regions, in December 20
- Feb-13
- Q460D steel plate is a quenched and tempered steel plate for high-strength plate structure, also known as Q460D high-strength plate, Q460D low-alloy high-strength plate, and Q460D high-strength welded plate.The main characteristics of high-strength plates
- Feb-13
- Q460C steel plate is a low-alloy high-strength steel material. 460 means the yield strength value, the unit is MPa, C means the quality grade is C grade (Q460 steel plate grade is divided into C, D, E).Delivery status of Q460C steel plate
≤ 50mm h
- Feb-10
- Q420 steel is a low-alloy high-strength structural steel. The executive standard of Q420 steel is GB1591-2008, GB16270-2009.Q420B high-strength angle steel is used as a substitute material for Q235 angle steel and Q345 angle steel. Q420B high-strength ang
- Feb-10
- Q420 steel is a low-alloy high-strength structural steel. Q420 steel is not only a high-strength steel, but also a low-carbon steel. It's just that the tensile strength of Q420 steel has increased a little.Due to the low carbon content of Q420 ste
- Feb-09
- When electrode arc welding is used, E5015 (J507) and E5016 (J506) electrodes can be used for thin plates without grooves; E5515 (J557) and E5516 (J556) flux welding should be used for thick plates with grooves.As a high-strength welded structural steel, Q
- Feb-09
- Q390B steel plate is a low-alloy high-strength steel plate. Q390B steel plate has good fatigue resistance, high toughness and low brittle transition temperature.Classification of Q390 steel plate
Q390B, Q390BZ15, Q390BZ25, Q390BZ35, Q390C, Q390CZ15, Q390
- Feb-08
- Q390A steel plate is a low-alloy high-strength structural steel. Q in Q390A represents the yield point of the steel plate, and 390 and A represent the yield point value and quality grade.Compared with the commonly used container plate Q345R steel plate, t
- Feb-08
- Q390A flat steel refers to steel with a width of 12-300mm, a thickness of 3-60mm, a rectangular cross-section and slightly blunt edges.Flat steel can be finished steel, and can also be used as blanks for welded pipes and thin slabs for stacked thin plates
- Feb-07
- 1. Q345 steel is general and does not specify the quality grade; Q345B steel is clear and the quality grade is B.2. Q345 steel does not require inspection of impact performance; Q345B steel requires qualified impact performance at room temperature (20 deg
- Feb-07
- Q345C seamless steel pipe is a strip steel with no joints around and a hollow section. Q345C seamless steel pipes are widely used as pipes for conveying fluids.Seamless steel tubes have hollow sections and are widely used in pipelines for conveying fluids
- Feb-07
- The practicality of Q345C seamless pipe is very good. Q345C seamless pipe is safe and reliable, has a long service life, and the price is relatively favorable, so many construction parties now use this type of seamless steel pipe. Especially shipbuilding,
- Feb-03
- S in S235JR steel plate expresses structural steel, and 235 is the lower limit of yield strength.S235JR is a European standard non-alloy structural steel, which is equivalent to the national standard Q235B, that is, carbon structural steel with low carbon
- Feb-03
- SA516Grade60 steel plate belongs to carbon steel plate for medium and low temperature pressure vessels. SA516Grade60 steel plate implements ASME standard.The SA516Grade60 steel plate complies with the technical requirements of NACE-MR0175 for metal materi
- Feb-02
- SA572Grade42 steel plate belongs to the American standard high-strength low-alloy niobium-vanadium structural steel plate. The executive standard of SA572Grade42 steel plate is ASTM A572/A572M.
The delivery state of SA572Grade42 steel plate is hot rolled
- Feb-02
- The welding of A514 steel has the problems of cold cracking tendency and embrittlement and softening of heat-affected zone performance. A514 steel is determined to use electrode arc welding and flux cored wire by selecting low hydrogen welding materials,
- Feb-01
- A588 GradeB steel plate is American standard high weather-resistant bridge structural steel plate, A588 GradeB steel plate is suitable for welding, riveting or bolting high-strength low-alloy structural steel.A588 GradeB steel plate executive standard: AS
- Feb-01
- A709 Grade50 steel is a low-alloy high-strength plate that can also be used as a bridge plate.ASTM A709 Grade 50 carbon steel is a standard specification for structural steel in bridges. ASTM A709 Grade 50 carbon steel covers high strength, low allow stee
- Jan-31
- A633 steel plate is an American standard low alloy plate, which is a normalized high strength structural steel, A633 steel plate is very suitable for welding, riveting or bolting.A633 steel plate has greater notch toughness at low ambient temperatures tha
- Jan-31
- A588 GradeA/B/C steel plate ultrasonic flaw detection
A588 steel is an American standard grade, and the ultrasonic flaw detection standard is also tested in accordance with the American standard flaw detection A578 flaw detection standard, and cracks, bu
- Jan-30
- A514 Grade F steel plate is a quenched and tempered high strength weldable steel plate under ASTM specification.A514 Grade F steel plate implements ASTM A514/A514M-2014 standard.The delivery state of A514 Grade F steel plate is in the state of quenching a
- Jan-17
- Introduction to A36 Steel Plate Flaw Detection
A36 steel plate is an American standard steel plate material, and the flaw detection standard of the steel plate should be detected according to the American standard flaw detection standard. , Class II, Cla
