Quality Control / Assurance

OVA PIPE Spiral Pipe has been certified and fulfills all requirements of quality management systems such as ISO 9001, ISO 14001, OHSAS 18001, ISO 29001 and API Spec Q1. OVA PIPE Spiral Pipe manages quality and management processes from production to delivery with understanding of quality management system. Through each steps of production, starting from acceptance quality control of raw materials until the delivery of the pipes to the Clients, OVA PIPE Quality Department thoroughly tests, inspects and verifies the compliance of products in accordance with API 5L, ISO 3183, EN 10224, EN 10217, EN 10219, ISO 21809, DIN 30670 as well as project specific technical requirements.

Non Destructive Tests

The use of the latest technology devices operated by specialized staff with certification of ISO 9712, ISO 11484 and ASNT SNT provides 100% reliable pipe production.
• AUT Online Weld Inspection
• First Visual Inspection
• Manual Ultrasonic Inspection
• Hydrostatic Test
• Inspection
• Pipe End Magnetic Examination
• Magnetic Particle Inspection
• Final Visual and Dimensional Inspection

Destructive Tests

All destructive tests covering preparation of the specimens, testing, analysing and reporting, required by international standards and project specifications are being carried out in OVA PIPE Spiral Pipe Laboratories which have been modernized in 2015.
• Tensile Test
• Bending Test
• Hardness Test
• Macro and Micro Metallographic Examination
• Chemical Analysis

Coating & Lining Tests

• Vicat Softening
• Brittleness Temperature
• Melt Flow Index
• Tensile and Elongation Properties of Plastics
• Hardness of Plastics
• Carbon Black Content
• Cathodic Disbondment
• Viscosity of Epoxy
• Cure Time
• Gel Time
• Moisture Content
• Density
• Particle Analysis
• Oxidative Induction
• Melt Flow