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Project Background
In late 2025, an electronic component manufacturer from Malaysia contacted us through Google looking for GT-080 steel strip for a new product development project.
The customer had previously sourced similar materials from a local supplier but experienced variations in thickness tolerance, surface quality, and stamping consistency between different batches. As a result, they decided to evaluate an alternative supplier.
Since the project was still in the qualification stage, the customer initially requested only a small quantity of samples for laboratory testing and pilot production.
Customer Requirements
The customer specified the following requirements:
Product: GT-080 Steel Strip
Thickness: 0.08 mm
Surface: Bright Cold Rolled Finish
Supply Form: Coil
Application: Electronic Connector Stamping
Technical expectations included:
Stable thickness tolerance
Clean surface without scratches, dents, or oxidation
Well-rewound coils suitable for continuous stamping
Material Test Certificate (MTC)
Before approving mass production, the customer planned to complete:
Dimensional inspection
Surface quality evaluation
Stamping trials
Bend testing
Pilot production verification
Our Solution
Based on the application requirements, we supplied GT-080 cold rolled steel strip and completed quality inspections before shipment.
Sample Specifications
Item
Specification
Product
GT-080 Steel Strip
Thickness
0.08 mm
Supply Condition
Cold Rolled Coil
Surface
Bright Finish
Packaging
Anti-rust Paper + Plastic Film + Wooden Case
Documents
MTC & Dimensional Inspection Report
Each sample coil was inspected for:
Thickness measurement
Edge quality
Surface appearance
Moisture-resistant packaging
Batch identification and traceability
Test Results
Approximately two weeks after receiving the samples, the customer completed their internal qualification process.
The evaluation included:
Continuous stamping tests
Bend performance verification
Dimensional consistency inspection
Pilot assembly validation
According to the customer's feedback:
The surface quality met production requirements.
The material performed smoothly during continuous stamping.
Formed parts maintained the required dimensional accuracy.
The samples were suitable for pilot production.
Following successful qualification, the customer proceeded with discussions for commercial production orders.
From Sample Approval to Repeat Orders
After approving the samples, the customer placed the first production order for trial manufacturing.
As the project entered regular production, additional purchase orders followed to support ongoing manufacturing.
The cooperation has since developed into repeat business.
The customer cited several reasons for continuing the partnership:
Consistent specifications between sample and production batches
Export-ready packaging suitable for international transportation
Material documentation provided with every shipment
Efficient communication on technical requirements and delivery schedules
Why Sample Testing Matters for GT-080 Steel Strip
For precision steel strip with a thickness of 0.08 mm, sample evaluation helps manufacturers verify whether the material matches their production process before placing volume orders.
Typical evaluation items include:
Process compatibility
Continuous stamping performance
Surface finish quality
Compatibility with existing tooling
Suitability for mass production
This qualification process is commonly adopted by manufacturers in the electronics, precision hardware, and metal stamping industries.
Looking for GT-080 Steel Strip Samples?
If you are evaluating GT-080 steel strip for electronic stamping, precision hardware, or other industrial applications, we can provide customized samples based on your required dimensions and processing needs, together with supporting quality documentation to assist your material qualification process.
Phone: +86 18036002589
WhatsApp: +86 18036002589
WeChat: 18036002589
Website: http://www.carbonsteelsheet.com
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Project Overview
A trading company based in South Africa contacted us through our Google website and later continued the discussion via WhatsApp. The customer supplies steel materials for local industrial buildings, municipal infrastructure, and utility pipeline projects. This was their first procurement from a Chinese steel supplier, so the purchasing process focused heavily on product compliance, documentation, and delivery reliability.
The inquiry covered multiple sizes of ERW carbon steel pipes for structural fabrication and pipeline installation. Since the customer was unfamiliar with Chinese manufacturing standards and export procedures, technical clarification became an important part of the project.
Customer Requirements
The customer requested a quotation for ASTM A53 Grade B ERW Steel Pipes with standard 6-meter lengths for use in South African construction projects.
Material Standard
ASTM A53 Grade B
ERW (Electric Resistance Welded)
Specifications
Nominal Bore (NB)
Outside Diameter
Wall Thickness
Length
Quantity
1½" NB
48.3 mm
3.0 mm
6 m
120 pcs
4" NB
114.3 mm
3.5 mm
6 m
80 pcs
6" NB
168.3 mm
4.0 mm
6 m
60 pcs
The total shipment weight was approximately 21 metric tons, making it suitable for a 20GP container, subject to final loading calculations and packing arrangement.
Project Challenges
Although the customer had experience purchasing steel locally, this was their first direct import from China.
Several concerns were raised during the discussion:
Whether the supplied pipe dimensions would fully comply with ASTM nominal bore (NB) sizes.
Differences between Chinese steel production standards and ASTM requirements.
Concern about insufficient wall thickness or inconsistent product quality from unfamiliar suppliers.
Uncertainty regarding export documentation and customs clearance.
Preference to verify product quality before placing larger project orders.
Instead of focusing only on price, the customer paid greater attention to technical accuracy and supply reliability.
Technical Solution
To reduce procurement risks, our sales and technical team prepared a complete technical support package.
ASTM Dimension Verification
A detailed comparison sheet showing the relationship between Nominal Bore (NB), outside diameter, and wall thickness was provided, allowing the customer's engineering team to verify compatibility with project drawings.
Material Documentation
We supplied sample Mill Test Certificates (EN 10204 Type 3.1) together with product specifications and production standards for engineering review before order confirmation.
Factory Production Evidence
Instead of relying only on product photos, we shared factory videos showing:
ERW pipe production line
Online dimensional inspection
Finished product inventory
Bundle marking and identification
Packing process before shipment
These materials helped demonstrate production capability and traceability.
Transparent Pricing
Rather than competing solely on price, we explained how steel prices are influenced by raw material costs, production schedules, and coating or processing requirements, enabling the customer to better understand quotation differences among suppliers.
Manufacturing & Quality Control
Production was arranged according to the confirmed specifications.
Quality control included:
Raw material verification before production
Online dimensional inspection
Visual inspection of pipe surface
Bundle identification and traceability
Final inspection before packing
Mill Test Certificates and inspection records were prepared for shipment to support customer quality verification.
Packaging & Shipment
The pipes were bundled according to export standards and loaded into a 20GP container.
The documentation package included:
Commercial Invoice
Packing List
Bill of Lading
Certificate of Origin (upon request)
Mill Test Certificate (EN 10204 Type 3.1)
The customer appointed its own freight forwarder, and we coordinated closely throughout the export process to ensure smooth shipment scheduling.
Project Result
After receiving the shipment, the customer confirmed that:
Pipe dimensions matched the approved specifications.
Wall thickness met the agreed requirements.
Surface condition was suitable for project installation.
Documentation supported customs clearance without additional requests.
Installation proceeded without dimensional compatibility issues.
The successful completion of the trial order increased the customer's confidence in sourcing directly from China.
Several months later, the customer contacted us again regarding another construction project requiring additional ERW steel pipes.
Why This Project Succeeded
This project demonstrated that successful international steel procurement depends on more than competitive pricing.
Key factors included:
Providing clear technical documentation before ordering.
Verifying dimensions against internationally recognized standards.
Maintaining traceable quality control throughout production.
Preparing complete export documentation.
Reducing procurement risk through an initial trial order.
For engineering contractors and steel distributors purchasing from overseas suppliers for the first time, technical transparency and standardized quality documentation can significantly improve procurement confidence while reducing project risks.
Need Technical Support for Your Steel Pipe Project?
Whether you are sourcing ERW steel pipes, seamless steel pipes, or other carbon steel products for construction, infrastructure, industrial manufacturing, or utility projects, selecting the appropriate material specification is just as important as obtaining a competitive quotation.
Our engineering and export team can assist with:
Material grade selection based on project requirements
ASTM, EN, JIS, and GB standard comparison
Pipe size, wall thickness, and nominal bore (NB) verification
Mill Test Certificate (EN 10204 Type 3.1) support
Export packaging and container loading recommendations
Technical documentation for international procurement
If you have drawings, specifications, or a bill of materials (BOM), feel free to share them with us. We will provide a technical review together with a quotation based on your project requirements, helping you evaluate suitable steel solutions before procurement.
Phone: +86 18036002589
WhatsApp: +86 18036002589
WeChat: 18036002589
Web: http://www.carbonsteelsheet.com