Products Description
Bulk coil nails are directly packaged on the tray of the coil nails, eliminating the cost of the carton, there are lower prices, the number of orders also have more choices, can be customized by the customer needs their own model and quantity.
To judge the quality of galvanized nails, you can refer to the following aspects:
Coating thickness: The thickness of the galvanized layer is a key indicator to measure its quality, because it is directly related to the ability to prevent corrosion. Generally, a thicker galvanizing layer provides better protection. Professional measuring instruments can be used to determine the thickness of the galvanized layer to ensure that it meets the relevant national or regional standards.
Coating uniformity: High quality galvanized nails should have a uniform and dense galvanized layer, which can be assessed by sight or touch. In appearance, the galvanized layer should have no obvious zinc particles or uneven phenomenon, and the feel should be smooth, without concave and convex or uneven surface.
Surface quality: Check the surface of the nail for defects such as oxidation, corrosion, scratches or dents. High-quality galvanized nails should have no obvious defects on the surface, but also pay attention to check whether there are irregular welding or joints, which may affect the strength and performance of the nails.
Adhesion test: The adhesion of the galvanized layer can be tested by the grid method to ensure that the combination of the zinc layer and the nail substrate is firm and not easy to fall off. This was tested according to the GB/T 9286-xxxx standard.
Coverage test: The visual inspection method is used to test the coverage of the galvanized layer to ensure that the zinc layer fully covers the surface of the nail and there is no missing plating. This is assessed according to the GB/T 13912-xxxx standard.
In general, when judging the quality of galvanized nails, the above aspects can be evaluated. At the same time, it is also very important to understand and refer to relevant national standards and industry norms.
Product attributes
|
Type: |
bulk coil nails |
|
Material: |
Q235(SAE1008A) |
|
Place of Origin: |
LiShui,China |
|
Shank type: |
Screw |
|
Point: |
Diamond |
|
Length: |
25mm--150mm(1''--6'') |
|
Diameter: |
2.1mm--4.3mm(0.083''--0.169'') |
|
Coil angle |
15 degree |
|
Point angle |
40-67 degree diamond |
|
Surface coating: |
Yellow paint/Bright |
|
Usage: |
making wooden pallets, wooden packing boxes and Building Industry |
Packing&Delivery
Packing Details
■ 400PCS/COIL,350PCS/COIL,250PCS/COIL,120PCS/COIL
■ 30Coil/carton,40coil/carton
■ As customer request
Delivery Details
15-30 DAYS AFTER DEPOSIT
Certifications
FAQ
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