AISI 4340 alloy steel is a heat treatable and low alloy steel containing chromium, nickel and molybdenum. It has high toughness and strength in the heat treated condition. Chemical Composition. The following table shows the chemical composition of AISI 4340 alloy steel.
Equivalent steel grades bs en S355JR VS Q355B. Q355B is a new steel grade in latest version chinese steel standard GB/T1591-2018,before this version,Q355B steel called as Q345B in GB/T1591.S355JR steels from European British steel standard BS EN10025-2 low alloy high strength steels.These two steel materials Q355B and S355JR are totally equivalent in chemical composition and mechincal GB-T1591 Q345B Carbon steel plate__Steel SupplierGB-T1591 Q345B Carbon steel plate . Gangsteel sellGB-T1591 Q345B Low alloy and high strength steel plate, heavy plate and wide, heavy plate,. Q345B Adopt standard:GB-T1591 Standard Specification is for Rolled Steels for Welded Structure; Q345B Specification:Thickness:1mm to 500mm; Width:1500mm to 4500mm:Length:3000mm to 27000mm; Third Party Inspection for Q345B:ABS,
GB/T 8162 Q345B steel pipe. GB/T8162 Q345B Steel pipe is the low carbon alloy steel (c<0.2%), good comprehensive performance, low temperature performance, cold stamping performance, welding performance and good cutting performance. GB/T8162 Q345B Steel Chemical Composition: GB/T1591 Q345B low alloy structural steel datasheet steel Q345B is low alloy structural steel with good mechanical properties, low temperature performance, plasticity and good weldability. Q345B steel is a Chinese standardized low alloy, medium tensile strength steel made with a hot-rolling process, and is used for a number of manufacturing purposes.. Main chemical elements composition of GB/T1591 Q345B low alloy structural steel:
The tensile strength of Q345B carbon steel is eed as the unit of force divided by the cross-sectional area; in the metric system, this unit is called Pascal. 1 Pascal is 1 Newton per square meter in the Q345B carbon steel (the force required to acce Q235 Steel Q235A Q235B Q235C Q235D Equivalent, Q235 Steel (Q235A Q235B Q235C Q235D) Q235 steel is a plain carbon structural steel which is widely used in China, Q235 material in Chinese standard GB/T 700 is divided into 4 quality grades:Q235A, Q235B, Q235C and Q235D; Density of this steel is 7.85 g/cm3, tensile strength is 370-500 MPa; yield strength is 235 MPa (data are for steel bar or steel plate diameter 16mm).
Chemical composition C < 0.22 Si < 0.35 Mn < 1.4 P unkilled steel Z - killed stee TZ - special killed stee C > 0.20:by agreement Properties By GB/T 700-2006 For section of thickness >100mm is allowed to reduce the lower limit of strength up to 20N/mm2 Thickness:< 16 mm ; Yield Strength:> 235 MPa Tensile Strength:370 - 500 MPa Elongation Q345 Steel Specification and Equivalent StandardSteel Grade Tensile strength Yield strength Elongation afrer fracture; S355:450-630Mpa 355MPa:21-22%:S500MC:550-700Mpa 500MPa 12%:Q345B:490-675Mpa 345Mpa 21%:Q235B:375-500Mpa 235Mpa 26%
Prior to the yield point the material will deform elastically and will return to its original shape when the applied stress is removed. Yield strength of Q345B is 345 Mega Pascals. Like most steels of its grade, it suffers elongation before it pulls apart, typically at 20-21 percent of its initial length. Tensile strength Q345B (GB ) - Worldwide equivalent grades - Steel NumberPost free buying requirement for product Q345B (GB ) Chemical composition and properties of european equivalents (EN) for Q345B (China, GB ):S355JR (1.0045) , Q345B (China, GB ) - European (EU, EN) and wordwide Steel equivalent grades These comparison table is only intended as an indication of the closest khown equivalent grades.
Steel grade Q345B is the most common used as high strength low alloy structural steel in industry area.BBN steel can offer steel coils,steel plates,angles,channels for Q345B materials.The equivalent steel grade with Q345B are EN 10025-2 S355JR,ASTM A572/A572 A572 Grade 50 and DIN 17100 St52-3. Full Data Technical Requirements & Additional Services: Q345B-Cernolice SteelSteel grade Q345B is the most common used as high strength low alloy structural steel in industry area.BBN steel can offer steel coils,steel plates,angles,channels for Q345B materials.The equivalent steel grade with Q345B are EN 10025-2 S355JR,ASTM A572/A572 A572 Grade 50 and DIN 17100 St52-3. Full Data Technical Requirements & Additional Services:
The tensile strength of Q345B steel is rated at 470 to 630 MegaPascals (where mega is million) and a yield strength (where the material starts to thin and pull like taffy) at 345 MegaPascals. Like most steels of its grade, it suffers elongation before it pulls apart, typically at 20-21 percent of its initial length. Q355 Steel, Q355B Q355C Q355D Properties, Composition Q355 Steel (Q355B Q355C Q355D) Q355 steel is a Chinese low alloy high strength structural steel, which replaced Q345, the material density is 7.85 g/cm3.According to GB/T 1591 -2018, Q355 has 3 quality levels:Q355B, Q355C and Q355D.. Q is the first letter of Chinese Pinyin:qu fu dian, which means Yield Strength, 355 is the minimum value of yield strength 355 MPa for steel
Non-alloy quality structural steel Chemical composition of steel S355JR (1.0045), Standards of steel S355JR (1.0045) Mechanical Properties of steel S355JR (1.0045) Equivalent grades of steel S355JR (1.0045) steel S355JR (1.0045) Tensile Strength, Elongation, Proof strength , Hardness The World Material - Free Online Material Information 18/8 Stainless Steel Properties, Yield Strength, Composition, Density, Tensile Strength, Hardness . What is 18/8 Stainless Steel 18/8 stainless steel refers to the chemical composition of stainless steel containing 18% chromium (Cr) and 8% nickel (Ni). Standard 18-8 stainless steel includes SS 304, 304L, 304N, 304LN, 304H, non-standard 18-8
Specialized in s460 steel mechanical properties. Structural Steel 460 Chemical Composition, Mechanical Structural steel is a construction material produced from specific grades of steel and formed in a range of industry standard crosssectional shapes. Structural steel grades are manufactured with specific chemical compositions and mechanical properties specifically for particular applications. Mechanical Properties of Chinese Low Alloy Steel Q345BPrior to the yield point the material will deform elastically and will return to its original shape when the applied stress is removed, Yield strength of Q345B is 345 MegaPascals. Like most steels of its grade, it suffers elongation before it pulls apart, typically at 20-21 percent of its initial length.
Please Click here