PV Master vs Welding Toolbox Inspector

This app is renamed by PV Master, which is a configuration tool for the GoodWe energy storage inverter products. It can locally configure storage inverter via Wi-Fi direct or bluetooth connection. It helps the installer to complete the installation of an energy storage system.

Welding Toolbox is a professional welding utility app designed for welders, welding inspectors, technicians and CWI/IWT candidates. The app combines practical calculators, reference tools and training modules to support daily work, workshop checks and exam preparation. Main features: • Heat input calculator with kJ/mm, kJ/cm and kJ/in units • WPS/PQR range verification • Weldability calculations: CE, CET, CEM, CEN, PCM, PREN • Schaeffler diagram for stainless steel and filler metal compositions • PMI material search and materials table • Piping calculations: DN/NPS, schedule, wall thickness, diameter and theoretical weight • Quiz categories: welding process, materials, design, quality/safety, general and recruitment • CWI/IWT Exam training module with progress tracking • Score history and result tracking • Bilingual French / English interface Welding Toolbox helps users quickly check common welding values, practice technical questions and keep useful welding tools in one app. Note: this app is a calculation and training aid. It does not replace official standards, approved WPS/PQR documents, company procedures or the judgment of a qualified professional.