

Quality assurance / control
At SIS, we offer comprehensive Quality Assurance and Quality Control services designed to ensure the highest standards of safety, reliability, and regulatory compliance in refinery inspections. Our QA and QC processes focus on prevention and maintaining continuous operational excellence while minimizing downtime and reducing the risk of equipment failure.
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QA Program Development and Management:
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We establish and implement inspection standards, procedures, and protocols that align with industry best practices and regulatory requirements (e.g., API, ASME, ASTM, ISO).
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Ensuring all inspection methods, equipment, and personnel meet the necessary qualifications and certifications, following the latest refinery operational guidelines.
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Inspector Certification and Training:
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Our inspectors are highly trained and certified in various non-destructive testing (NDT) methods such as ultrasonic testing (UT), radiographic testing (RT), magnetic particle testing (MPT), and more.
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We ensure all inspectors undergo regular training and competency assessments to maintain the highest levels of expertise in the field.
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Inspection Planning and Risk-Based Approach:
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We develop detailed Inspection Test Plans (ITPs) to outline inspection scope, methods, frequency, and acceptance criteria.
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Using Risk-Based Inspection (RBI) strategies, we prioritize inspections based on asset risk, ensuring resources are allocated to high-risk areas and minimizing downtime.
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Non-Destructive Testing (NDT) Oversight:
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Our team ensures accurate and reliable NDT execution using the latest technologies and methods, providing high-quality data for decision-making.
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We verify that all NDT equipment is calibrated and operating optimally, ensuring precise and consistent results.
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Inspection Data Review and Verification:
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After completing inspections, we thoroughly review and verify all data for accuracy, consistency, and completeness.
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We ensure all findings are documented and analyzed, identifying emerging trends or issues that could indicate potential failures.
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Defect Identification and Reporting:
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We identify, document, and report defects, such as cracks, corrosion, or other damages in critical refinery equipment.
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Detailed reports include comprehensive recommendations for corrective actions, whether it’s repairs, replacements, or further inspections.
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Corrective Action Implementation and Follow-Up:
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Once defects are identified, we support the implementation of corrective actions and ensure they are completed effectively.
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We monitor and verify that corrective measures have been successfully applied, providing peace of mind that equipment integrity is restored.
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Documentation and Compliance Reporting:
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We maintain accurate records of all inspections, including findings, methodologies, certifications, and corrective actions taken.
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Our documentation ensures compliance with local, state, and federal regulations, supporting your refinery's audit and regulatory needs.
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Continuous Improvement and Audits:
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Our team conducts ongoing audits of inspection processes and procedures to identify areas for improvement.
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We implement continuous feedback loops to refine and optimize the inspection process, ensuring optimal performance and the highest quality standards.
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WHY CHOOSE US?​​​
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Safety and Compliance: Our comprehensive QA and QC processes ensure your refinery operates in full compliance with safety regulations, protecting both workers and the environment.
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Reliable Asset Management: By identifying potential issues early, we help extend the life of your critical assets, preventing costly, unplanned downtime and minimizing maintenance costs.
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Cost-Effective Solutions: Our proactive inspection and corrective action strategies reduce the risk of major failures and expensive repairs, helping you optimize your maintenance budget.
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Regulatory Assurance: We ensure that all inspections and corrective actions meet the required regulatory standards, giving you peace of mind during audits and inspections.
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Expertise and Reliability: With a team of highly trained, certified inspectors, we guarantee high-quality, accurate inspection services that support the long-term reliability of your refinery operations.