PJ Welding Pty Limited is a leading steel fabrication, mining maintenance, and general engineering company in Newcastle and the Hunter Valley, NSW, established in 1974. We specialise in structural steel fabrication, pipework, plate work, stainless steel fabrication, aluminium fabrication, poly pipe welding, and industrial maintenance services for mining and industrial clients. We also provide custom fabrication for schools, businesses, and residential projects, including handrails, security doors, window bars, and bespoke metalwork. With fully equipped workshops, skilled boilermakers, and mechanical fitters, we deliver safe, reliable, and high-quality workmanship tailored to your needs.