Screws for wooden purlin and steel purlin
Exposed fastener metal roofing systems, gasket head fasteners are the most commonly used. When you're looking at a corrugated or other exposed fastener type of roof, gasket head fasteners are the screws that are drilled through the face of the panels and have the screw head visible.
These screws have a washer/gasket positioned between the head of the screw and the panel that keeps water from entering the penetration point.
The Screws for wooden beam and steel beam is normal used for traperzoidal metal roof by our customers, the specifications can customized.
Category: Solar components
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Name
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Hex head fastener screws for metal roof
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Installation Site
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Roof or Ground
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Wind Load
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<60M/S
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Snow Load
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<1.4KN/M2
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Material
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Galvanized steel or Stainless steel
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Color
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Natural or Customized
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Specifications
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Normal or Customized
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Warranty
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10 years and 25 years service time
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Advantages as follow:
☆ Various specifications could be offered for different hole and purlin thickness.
☆ High Durability – BestGalvanized steel or Stainless steelEnsure 10 years warranty and 25 years service time.
Pls see the right way tp drill screws into the metal roof and purlin.
Below is standard package of screws.
Customized packing can be offered if needed.
