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Service Details Service Evaluation ->Black Metal Material Testing Range
Black metal mesh, black metal ore, black metal material, black metal plate, black metal strip, black metal titanium, black metal strap, black metal paint, etc Black metal testing items Mechanical tests: tensile, compression, bending, and torsion tests (room temperature test, plastic strain ratio, hardening index, Young's modulus, chord modulus, tangent modulus, Poisson's ratio), toughness tests (Charpy notch impact, Abby impact, strain aging sensitivity, dynamic tearing, no plastic transition temperature, drop weight tear test, Charpy impact fracture test) Ductility test (top forging test, repeated bending, torsion, hydraulic test, flaring test, edge rolling test, winding test, cupping test), high-temperature long-term test (tensile creep, durability, stress relaxation), fatigue test (high-temperature rotating bending fatigue test, axial fatigue test, bending fatigue test, crack propagation rate test, rolling contact fatigue test, torsional stress fatigue test, axial constant amplitude low cycle fatigue test) Fracture mechanics tests (fracture toughness), etc Element content: carbon, sulfur, silicon, manganese, phosphorus, chromium, calcium, nickel, copper, molybdenum, vanadium, titanium, niobium, tantalum, tungsten, cadmium, iron, zinc, magnesium, aluminum, lead, tin, arsenic, antimony, bismuth, nitrogen, hydrogen, oxygen, cobalt, etc Qualitative analysis: Determine the main components of unknown ferrous metal materials to identify the materials Quantitative analysis: Quantitative analysis is conducted on ferrous metal materials of corresponding material grades or requirements according to standards to determine whether they meet the corresponding requirements or standards Black metal detection standard GB/T 20123-2006 "Determination of total carbon and sulfur content in steel - Infrared absorption method after high-frequency induction furnace combustion (conventional method)" GB/T 20125-2006 "Determination of multi-element in low alloy steel - Inductively coupled plasma atomic emission spectrometry" SN/T2718-2010 "Determination of chemical composition in stainless steel - Inductively coupled plasma atomic emission spectrometry" GBZ/T 231-2010 Technical Specification for Occupational Health Protection in Ferrous Metal Smelting and Rolling Processing Industry GB/T 351-1995 Measurement Method for Electrical Resistance Coefficient of Metal Materials GB/T 1172-1999 Conversion Values for Hardness and Strength of Ferrous Metals GB/T 7631.6-1989 Classification of Lubricants and Related Products (Class L) Part 6: Group R (Temporary Protection and Corrosion Protection) GB/T 10066.10-2005 Test Methods for Electric Heating Devices - Part 10: Direct Arc Furnace GB/T 13825-2008 Metal Coating - Ferrous Metal Materials - Hot Dip Galvanized Coatings - Unit Area Mass Measurement Method GB/T 14034.1-2010 Fluid Power - Metal Pipe Connections - Part 1: 24 ° Conical Pipe Joints GB/T 17506-2008 Electron Probe Analysis Method for Ferrous Metal Corrosion Coatings on Ships GB/T 23901.3-2009 Non destructive Testing - Radiographic Film Image Quality Part 3: Classification of Ferrous Metal Image Quality GB/T 27905.3-2011 Fire Evidence Traces Inspection Method Part 3: Ferrous Metal Products Function of testing report:1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report 2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems100% inspection and testing process:1. Telephone communication and confirmation of requirements 2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:1. The testing industry is fully covered, meeting different testing needs 2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate 4. Free initial testing, with no testing fees charged 5. Self service order delivery for free on-site sampling 6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China
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