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Comparison Of Q345AQ345BQ345CQ345DQ345E -

Dec 12, 2019 · World Iron & Steel Co. Updated:Dec 12, 2019. Some foreign customers are often confused about GB Q345 steel. Q345 low alloy high strength steel is the replacement steel of old GB grade 12MnV, 14MnNb, 18Nb, 16MnRE, 16Mn, etc. The chemical element is similar to 16Mn, and Q345 increases the micro-alloy element V, Ti and Nb which refines the grain, greatly improving the toughness and comprehensive mechanical properties of Q235B, Q345B Steel factory - Carbon Steel Plate, Boilder Q345B Steel; Contact; We are a manufacturer of high-quality steel. Specializing in the production of high-quality steel such as plain carbon steel, boiler steel, ship plate, etc. SPHC Steel Chemical composition, Metal Properties SPHC can be supplied as steel plate/ sheet, round

Q345 235STEEL - Co., Ltd.

Short Description:Q345 Steel Chemical Composition:Steel Standard Steel Grade Chemical Composition C Mn Si P S V Nb Ti Al Q345 A 0.020 1.00~1.60 0.55 0.045 0.045 0.02~0.15 0.015~0.060 0.20 - B 0.020 1.00~1.60 0.55 0.040 0.040 0.02~0.15 0.015~0.060 0.20 - C 0.020 1.00~1.60 0.55 0.035 0.035 0.02~0.15 0.015~0.060 0.20 0.015 D 0.020 1.00~1.60 0.55 0.030 0.030 0.02~0.15 Q345 Chemical composition, Q345 Properties, Q345 This page cover the Mechanical Properties, Chemical Element, Cross Reference of China GBT Q345 steel grade, Application China structural steel and alloy steel, Q345 Steel Specification and Equivalent StandardChemical Composition; C Mn Si P S V Nb Ti Al; Q345:A:0.20:1.00~1.60:0.55:0.045:0.045:0.02~0.15:0.015~0.060:0.20-B:0.20:1.00~1.60:0.55:0.040:0.040:0.02~0.15:0.015~0.060:0.20-C:0.20:1.00~1.60:0.55:0.035:0.035:0.02~0.15:0.015~0.060:0.20:0.015:D:0.20:1.00~1.60:0.55:0.030:0.030:0.02~0.15:0.015~0.060:0.20:0.015:E:0.20:1.00~1.60:0.55:0.025:0.025:0.02~0.15:

Q345 Steel, Q345A Q345B Q345C Q345D Q345E Equivalent

Dec 08, 2019 · Q345 Steel Properties. Q345 steel is a Chinese GB standard Low Alloy High Strength Structural Steel, material density is 7.85 g/cm3, tensile strength is 470-630 Mpa, and yield strength is 345 MPa, it has better properties than Q235. According to GB/T 1591 2008, Q345 material has 5 quality grades:Q345A, Q345B, Q345C, Q345D and Q345E. Q345B (GB ) - Worldwide equivalent gradesChemical 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. Q345B LSAW Steel Pipe-ASTM A252 Spiral Steel Pipe_ASTM Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test. Mill Test Certificate:EN 10204/3.1B Wall Thickness. API 5L Line Pipe. API 5L Line Pipe. STEEL GRADE. API 5L PSL1/PSL2 GR B , X42, X46, X52, X60

Q345D (GB ) - Worldwide equivalent grades

Chemical composition and properties of european equivalents (EN) for Q345D (China, GB ):S355J2 (1.0577) , S355N (1.0545) , Q345D (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. The source standarts should always be checked for Q345R Pressure Vessel Steel Plate for Boiler ManufactureQ345R Steel Introduction:. Q345R is a combination of 16Mng, 19 Mng and GB6654-1996, and GB150 specified the thickness range is 3 ~ 200mm. The limit value of the tensile strength with low carbon content and standard is no more than 540Mpa, and it has good weldability, in common conditions cold and hot crack are not easy to form. Q355 Steel, Q355B Q355C Q355D Properties, Composition Dec 08, 2019 · 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 thickness 16mm, and tensile strength is 470-630

GB/T1591 Q345B carbon and low alloy steel - BEBON steel

BBN steel offer GB/T1591 Q345B carbon and low alloy steel in China,Q345B is low alloy structural steel with good mechanical properties, low temperature performance, plasticity and good weldability, it is mostly used in low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations, mechanical parts, building structure, general metal parts, Q345 (E) steel plate is always delivered in