Safety & Certifications Dlubak Fabrication proudly keeps all machinery and welding techniques up to code. Fabrication is the safety is Dlubak Fabrication's main priority. We follow OSHA's rules to insure safety for employees. All techniques are properly taught and continued throughout each project shaping of metal. Click to learn more. SAFETY Dlubak Fabrication welders stay up to date on the following certifications:D1.1 in Fluxcore and StickAPI Stick Welding CertificationASME Stick Welding Certification CERTIFICATIONS