Trusted Industrial Supplier

Quality Materials & Equipment for Every Project

KOPTAS supplies raw materials, precision tools, and industrial equipment β€” from steel tubes to coating instruments β€” for mechanical engineering professionals.

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Carbon Steel Tube β€” Round
ASTM A53 Β· OD 25–200mm Β· Schedule 40/80
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MIG Welding Machine
200A Β· 220V Β· Industrial Grade
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Thickness Gauge
Color Coating Β· 0–1500Β΅m
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🏭 Supplying C.E. Mechanical Engineering
πŸ“¦ 4 Product Categories
πŸ‡ΉπŸ‡­ Based in Thailand
πŸ’¬ LINE Support Available
πŸ”§ B2B Industrial Focus

Browse by Category

Our product range covers core industrial needs β€” and expands as your requirements grow.

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Steel & Metal Materials

Structural steel tubes, plates, and profiles for fabrication and construction projects.

2 Products

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Welding & Fabrication

Industrial welding machines and consumable parts for professional welding applications.

2 Products

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Measurement & Inspection

Precision instruments for coating thickness, quality control, and surface inspection.

1 Product

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Coating & Application Tools

Professional spray tips and accessories for airless spray painting and surface coating.

1 Product

Popular Items

Our most requested products β€” contact us via LINE to enquire about availability, specification, and pricing.

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Steel
Steel & Metal Materials
Carbon Steel Round Tube
ASTM A53 Grade B. Available in Schedule 40 and 80. OD range 25mm – 200mm. Suitable for structural and pressure applications.

 

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Steel
Steel & Metal Materials
Hot Rolled Steel Plate
SS400 / A36 standard. Thickness 3mm–50mm. Available in standard sheet sizes or custom cut-to-size orders.

 

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New
Welding & Fabrication
MIG Welding Machine 200A
Industrial-grade MIG/MAG welder. 200A output, 220V single phase. Suitable for steel, stainless, and aluminum welding.

 

Industrial Procurement Specialists

KOPTAS specializes in sourcing, purchasing, and supplying raw materials, industrial equipment, and precision tools to support demanding mechanical engineering operations.

4+
Product Categories
B2B
Focus β€” Trade & Industry
LINE
Fast inquiry response
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Thailand-based supplier

Reliable Supply for Engineering Professionals

We understand that procurement delays cost time and money. KOPTAS provides responsive, reliable sourcing so your operations keep moving.

Our team works closely with trusted manufacturers and distributors to ensure every product meets the technical standards required by professional engineers and fabricators.

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    Quality-verified products β€” sourced from reputable manufacturers
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    Fast LINE response β€” inquire and get a quote quickly
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    Flexible ordering β€” no minimum order restrictions on most items
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    Expanding catalog β€” new products added regularly

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Ready to Place an Order?

Contact us on LINE β€” tell us what you need, and we’ll get back to you with availability, specifications, and pricing.

1
Find the product you need
2
Tap “Inquire via LINE”
3
Send us your requirements
4
Receive quote & confirm


πŸ’¬ Open LINE Chat with KOPTAS

LINE ID: @koptas (replace with your ID)



Contact via LINE
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