Choosing the right welding company can affect the quality, safety, durability and cost of your project. Whether you need structural steel fabrication, pipe welding, equipment repairs, tank fabrication or industrial maintenance, the cheapest quotation is not always the best option.

A reliable welding company should have the right combination of experience, technical capability, qualified personnel, suitable equipment, quality control and safety procedures.

Here are the key things to consider before hiring one.

1. Match the Company to Your Project

Start by clearly defining the work you need.

Welding companies may specialise in different areas, including:

• Structural steel welding
• Pipe welding
• Stainless steel and aluminium welding
• Tank fabrication
• Industrial fabrication
• Equipment repair
• Marine fabrication
• On-site welding
• Oil and gas work

A company experienced in general metalwork may not have the capability required for complex industrial fabrication.

Choose a contractor with experience relevant to your specific project.

Tikweld provides welding and fabrication services covering structural and piping repairs, steel, stainless steel and aluminium welding, fabrication, assembly, testing and installation.

2. Ask to See Previous Projects

Before hiring a welding company, ask to see examples of completed work.

Look for projects similar to yours in terms of:

• Material
• Size
• Application
• Complexity
• Working environment

Project photographs can be useful, but where appropriate, ask for references or evidence of comparable work.

A company that regularly handles industrial pipework, for example, should be able to demonstrate relevant experience rather than relying only on photographs of gates, railings or general fabrication.

3. Check Their Technical Capability

A professional welding company should be able to explain how your project will be executed.

Depending on the job, ask about:

• Welding processes available
• Materials they work with
• Welding procedures
• Fabrication equipment
• Cutting equipment
• Inspection
• Testing
• On-site capabilities
• Quality documentation

For larger or safety-critical projects, these details can be particularly important.

4. Ask About Welding Standards

A competent contractor should understand the standards and specifications applicable to the work.

Depending on the project, these may include requirements from organisations such as AWS, ASME, ISO, API or relevant Nigerian standards.

For example, ISO 3834 establishes quality requirements for fusion welding of metallic materials.

For welding procedure and performance qualification, AWS B2.1/B2.1M provides requirements covering welding procedures, welders and welding operators.

Learn more about welding quality requirements: ISO 3834

For welding procedure and performance qualification: AWS B2.1/B2.1M

5. Examine Quality Control

A good-looking weld is not necessarily a good weld.

Depending on the project, quality control may include:

• Visual inspection
• Dimensional checks
• Welding procedure documentation
• Material identification
• Weld inspection
• Non-destructive testing
• Final inspection
• Documentation and traceability

Ask the contractor what checks are performed before, during and after welding.

For critical projects, proper documentation can be just as important as the finished fabrication.

6. Don't Overlook Safety

Welding involves hazards including heat, electricity, fumes, fire, compressed gases and heavy materials.

A professional welding company should have appropriate procedures for:

• Personal protective equipment
• Hot-work activities
• Fire prevention
• Equipment inspection
• Gas cylinder handling
• Workplace hazards
• Emergency procedures

If a contractor appears careless about safety before work begins, treat that as a warning sign.

7. Check Their Equipment

The equipment available should match the requirements of your project.

Depending on the work, this may include:

• MIG welding machines
• TIG welding machines
• MMA/arc welders
• Welding generators
• Plasma cutters
• Cutting equipment
• Fabrication tools
• Inspection equipment

The correct equipment depends on the material, thickness, welding process and application.

If you also need welding equipment for your own workshop, Tikweld supplies welding machines, consumables, accessories and safety equipment.

8. Consider On-Site Welding Capability

Some projects cannot easily be transported to a workshop.

You may require welding or fabrication at a:

• Construction site
• Factory
• Industrial plant
• Oil and gas facility
• Marine facility
• Warehouse
• Remote project location

Ask whether the company can provide on-site welding, fabrication, installation or repair where required.

This can reduce transportation costs, delays and equipment downtime.

9. Compare Quotations Properly

Don't automatically choose the lowest quotation.

Two companies may quote different prices because their scopes are different.

A professional quotation should clearly explain what you are paying for and what will be delivered.

10. Verify Relevant Credentials

For engineering-intensive projects in Nigeria, professional credentials may also matter.

The Council for the Regulation of Engineering in Nigeria (COREN) provides registration and verification services for engineering practitioners and firms.

The requirements will depend on the type and complexity of the project, so verify the credentials relevant to your particular work.

Learn more: COREN — Council for the Regulation of Engineering in Nigeria

7 Questions to Ask Before Hiring

Before awarding a welding project, ask:

If several answers are unclear, don't rush to award the contract.

For more questions to ask a welding contractor, see Tikweld's guide:

Why Tikweld?

Tikweld provides welding and fabrication services in Nigeria, including structural and piping repairs, steel, stainless steel and aluminium welding, fabrication, assembly, testing and installation.

Tikweld also supplies welding machines, consumables, accessories and safety equipment, giving customers access to both welding products and related services.

Quick Takeaway

The best welding company in Nigeria is not necessarily the cheapest.

Look for relevant experience, technical capability, suitable equipment, quality control, safety, standards awareness, transparent pricing and after-service support.

Before awarding your project, ask to see previous work, understand the quotation and confirm that the contractor can meet your technical requirements.