# Certified Welding Engineer Brochure

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2. SIRIM-AWS Welding Engineer Course Week: Body of Knowledge and Examination 1. Basic Sciences 1.1 Mathematics Simple calculations; special functions; trigonometric functions; algebraic equations; graphs and equations; geometry; hyperbola, parabola; complex numbers; calculus; statistics. 1.2 Physics Unit conversion; mass, weight, volume, density; force, energy, work done, power; stress, strain, Hookes Law; moment and momentum; temperature, heat, temperature measurement, thermocouples, pyrometers; thermal properties of materials.2.2 Heat Transfer and Fluid Mechanics3.2 Welding Processes and ControlsHeat conduction, convection, and radiation, thermal conductivity and diffusivity, heat transfer coefficients of engineering materials, Fouriers Law; heating rate and cooling rate; industrial heating methods and power consumption, gas flow rates; laminar and turbulent flow, dew point and relative humidity, pressure and regulators; venturi effect and gas velocity calculation; atmospheric pressure and hyperbaric conditions; vacuum equipment and measurements.Arc welding processes (SMAW, GMAW, FCAW, GTAW, SAW, PAW); resistance welding processes (RW, high frequency RW), high energy density welding processes (LBW, EBW); cutting processes (OFC, CAC, and PAC); surfacing processing (SW, THSP); solid -state welding processes (FRW, FW).2.3 Electricity 1.3 Chemistry Symbols; molecular weight and stoichiometry; acids and bases; balance chemical equations; gas combustion reactions and oxidationreduction reactions; ideal gas law; mass balance; reactivity, toxicity, environmental effect, disposal.2. Applied Sciences 2.1 Strength of Materials Load, deformation, stressstrain, Youngs Modulus, shear modulus, stress-strain curve, tensile stress and shear stress computation; welded member crosssection effect; mechanical testing and data interpretation; Law of Conservation of Energy/Momentum; stress analysis; typical engineering material properties.Current, voltage, resistance, impedance, and circuits; Ohms Law; Kirchoffs Law; resistance loss and current rectification; power generation; AC/DC, polarity; power factor; electromagnetic properties, right-hand rule; current and voltage measurements.3. Welding Related Disciplines 3.1 Welding Heat Sources and Arc Physics Power source static and dynamic characteristics; differences between CC and CV designs; welding arc characteristics; electron emission ; arc temperature and degree of ionization; magnetic arc blow; Lorentz Force; shielding gas drag force, weld penetration and width for different shielding gases.3.3 Welding and Joining Metallurgy Crystal structure of metals; melting, and solidification, phase transformations and phase diagrams, metallurgy and weldability of typical engineering materials, microstructure and mechanical properties; carbon equivalent; hydrogen assisted cracking, base metal matching; solidification cracking; delta ferrite in stainless consumables, specifications for consumables; flux-metal reactions; typical temperature range of a heat source; temperature distribution in a weldment; HAZ formation; multipass thermal experience, reheated weld metal properties; weld macro and micro-graph interpretation; solidification profile and preferred grain orientation; origin of weld ripples; special attributes of base metal; thermal treatments; solid-state transformations in welds; corrosion.FEES:3.4 Weld DesignExaminationStructural fabrication requirements, sectional properties, stress gradient; stress triaxiality, weld symbols, hardness and microhardness; tensile properties, ductility, toughness, fillet break test, ductile fracture, brittle fracture, fatigue, temperature and strain rate effect.1. 2. 3.Part 1 Basic Science Fundamental (Closed Book): Mathematics, Physics, and Chemistry.3.5 Brazing and Soldering Characteristics of brazing and soldering, fluxes and substrates, capillary action, wetting and spreading, contact angle, joint clearance, viscosity, liquidus and solidus, flow of molten filler in horizontal and vertical joints, filler metal systems, and inter-metallic compound formation. 3.6 NDE/Weld Discontinuities NDE processes (radiographic, ultrasonic, magnetic particle, liquid penetrant, eddy current, etc. characteristics, advantage, and limitations). NDE symbols. 3.7 Safety Recognize health hazards relating to welding, recognize safety hazards, recognize precautions to avoid injury, and possess a working knowledge of safety and fire codes.Part 1 & 2 Course Only Fee is RM 3,000.00. Part 1 & 2 Examination Only Fee is RM 3,500.00. Part 3 & 4 Examination Only Fee is RM 3,500.00.COURSE: Courses inclusive of lecture notes and refreshments Exclusive: Accommodation and transportationPart 2 Applied Science Fundamental (Closed Book): Strength of Materials, Heat Transfer and Fluid Mechanics, and Electricity.VENUE: SIRIM Berhad, Shah Alam, Selangor Darul Ehsan, MALAYSIAPart 3 Welding Related Disciplines (Open Book): NDE/Weld Discontinuities, Welding Heat Sources and Arc Physics, Welding Processes and Controls, Welding and Joining Metallurgy, Weld Design, Brazing and Soldering, and Safety. Part 4 Practical Welding and Related Applications (Open Book): Welding safety, weldment design, welding metallurgy, materials, welding process selection, NDE including visual weld inspection, quality assurance, quality control in accordance with codes, specifications, other standards, and/or drawings. Certification condition: Candidate must passed Part 1 & Part 2 examination before eligible for Part 3 & Part 4 examination.ENQUIRY: SIRIM Berhad; 1)SUTIMAN KEMIN: Email: sutiman@sirim.myTel. No.: 6013-3645656/603-55191942 Fax: 603-551144392)MOHD SAMIUN ISMAIL: Email: samiun@sirim.myTel. No.: 6019-2815801/603-55191942 Fax: 603-55114439UNITED TECHNOLOGY SDN. BHD; 1)BARRY EDMONDS: Email: barry.edmonds@unitedtech.com.my Tel. No.: 6012-2057225/603-79578446 Fax: 603-79588439MAILING ADDRESS: SIRIM TRAINING SERVICES SDN. BHD. 1st & 3rd Floor, Building 2 SIRIM Complex No.1, Persiaran Dato' Menteri, 40700 Shah Alam, Selangor Darul Ehsan. MALAYSIA Application forms and supporting documents must reach the above address latest 6 weeks before the course and examination dates

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