Convex Inspection

Welding Inspection Services

Convex Inspection provides certified welding inspectors and supervisors to ensure your project meets industry standards and safety regulations. We serve pipelines, tanks, steel structures, boilers, and pressure vessels with reliable, cost-effective inspection solutions. Safety. Quality. Integrity. Your trusted partner in welding compliance.

Welding Supervision Services

Convex Inspection offers certified Welding Supervisors to oversee fabrication and construction activities, ensuring compliance with project specifications, industry codes, and safety standards. We bring hands-on expertise to projects involving pipelines, tanks, structural steel, boilers, and pressure vessels—guaranteeing quality welds and smooth execution. Quality Control Starts with Expert Supervision.

Welding Consultancy Services

At Convex Inspection, our Welding Consultants provide expert advice to ensure your welding processes meet all technical, quality, and regulatory requirements. From planning to execution, we offer practical solutions for welding procedures, material selection, code compliance, and problem-solving on-site. Optimize Quality. Reduce Risk. Build with Confidence.

WPS & Welder Qualification Services

Convex Inspection develops and qualifies Welding Procedure Specifications (WPS) and conducts Welder Performance Qualifications (WPQ) in accordance with international codes (ASME, AWS, ISO). We ensure your welding procedures and personnel are certified, reliable, and ready for any fabrication or construction challenge. Code-Compliant Welding Starts Here.

QA/QC Services

Convex Inspection provides end-to-end QA/QC services to ensure your project meets all technical, safety, and regulatory standards. From material traceability to final inspection, we manage and monitor every phase with precision and transparency. We support industries including pipelines, tanks, steel structures, and pressure systems. Trust. Compliance. Quality—Every Step of the Way.

Welcome to Convex Inspection

welding consultant

Convex inspection provides comprehensive welding consultant and offer technologically assistance to the clients to ensure their projects meet all necessary requirements and follow relative regulations and standards. Convex Inspection performs welding inspection services to determine the efficacy of welded components. Our core values are safety, quality, and integrity. We focus on delivering a total solution to any inspection needs while integrating our services with our customers’ operations and schedules.

We learn about your business and needs first. We then combine the latest information technology along with our vast personnel experience and know-how to provide safety-focused, high-quality, accurate, and cost-effective welding supervision and inspection services. We provide this services to the customers who require to have certified welding inspector,welding supervisor and coating inspector to inspect and supervise their manufacturing or/and construction projects in the field. This includes but not limited to Pipeline construction, storage tank construction, steel structure, boilers and pressure vessels.

Convex Inspection Services

Constant supervision and inspection

We do this because not all welds are created equal; some come with defects (e.g., slag inclusions, incomplete penetration, cracks, porosity, undercut, voids, etc.) that result from not adhering to weld specifications. These imperfections can have adverse affects on the...

In service pressure inspection

We offer this service to the oil, gas, refineries, petrochemical and other industrial facilities that are operating pressure vessels, piping system and storage tanks and require inspection based on requirements of AS 1210 and AS 3788 and or other national...

Quality Inspection Services

One of the quality inspection tasks is assure that the quality of the commodity is as the same of purchase order specification. The scope of work is determined by buyers and purchasers. Some of them require only a pre-shipment inspection...

Welding Inspector

Visual Inspection is one of the most important non-destructive testing methods. Trained observers can perform condition assessment of structures and detect discontinuities that can be explored further by other NDT methods

Air pressure test

Some projects specification asks for a pneumatic testing on the weldments to assure the integrity of the weld and reveal any likely leakage prior NDT test. Convex inspection perform air pressure test utilizing calibrated gauges and other gears to achieve...

WPS, WQR

Our expert team members who have been working in the industry for more than 20 years are ready to assist the clients to develop welding procedure specification and qualifying your welders in accordance with the relevant standards.

Templates

Developing ITPSs and other documentation relating to any welding activity are also offered and can be implemented by our engineering team to specifically meet the requirements of your projects.

WPS & Welder Qualification Services

Convex Inspection develops and qualifies Welding Procedure Specifications (WPS) and conducts Welder Performance Qualifications (WPQ) in accordance with international codes (ASME, AWS, ISO).

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Convex Inspection Projects

Prospect South to Macarthur Sydney Main Water Pipeline Package 9 – Diona – Sydney Water

Providing welding supervision and inspection for entire welding activities on Sydney Water pipeline.
Welding process: Manual Metal Arc Welding (MMA) using Cellulosic electrodes
Scope
• DN 900(1,979 meters) Liverpool Reservoir to Cecil Park via Cecil Hills

Prospect South to Macarthur Sydney Main Water Pipeline Package 10 – Athassel – Sydney Water

Providing welding supervision and inspection for entire welding activities on Sydney Water pipeline.
Welding process: Manual Metal Arc Welding (MMA) using Cellulosic electrodes
Scope

• DN1200 (2,018 metres) Cecil Park to Oran Park,
• DN 900...

The Northern Road WM adjustment – Diona – Sydney Water

Tasks:
•   Developing Welding procedure specification to meet the requirements of the project specification
•   Qualifying welders to AS NZS 1554.1:2014
•   Providing welding supervision and welding inspection as per the requirements of AS/NZS 1554.1 and the...

St. Marys WRP Installation & Backfilling – Diona – Sydney Water

Concrete Slab Repair – Quay Civil – Sydney Water

Implementing the tasks of welding supervisor welding inspectors for welding on reinforcement steels manufactured to AS/NZS 4671
Welding Process: Gas Metal Arc Welding (GMAW)
• Developing welding procedure specification as per the project specification and in accordance to...