M1.8x50 Galvanized Steel Air Duct Insulation Pins Fastening Insulation To Steel Surface
Product Details
| Name: | Air Duct Insulation Pins | Manufacture: | HUIHAO Parts |
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| Material: | Galvanized Steel | Head Diameter: | 30mm |
| Application: | Fastening Insulation To Steel Surface | Pin Diameter: | 1.8mm, 2.0mm, 2.7mm, 3.0mm, 3.4mm |
| Samples: | Supported | Pin Length: | 19mm, 25mm, 38mm, 45mm, 50mm, 63mm Etc. |
| Service: | Door-to-door Service | ||
| Highlight |
m1.8x50 insulation pin,m1.8x50 insulation anchor,galvanized insulation pin |
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Product Description
M1.8x50 Galvanized Steel Air Duct Insulation Pins Fastening Insulation To Steel Surface
Quick Details Of The M1.8x50 Air Duct Insulation Pins
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Head Material: Low carbon steel Head Surface Finish: galvanized Head Edge: Beveled edge washer to prevent cutting of insulation material. Head Diameter (C): 30mm Pin Material: Low carbon steel Pin Surface Finish: galvanized Pin Diameter (D): 1.8mm Pin Length (L): 50mm |
Specifications Of The Cup Head Air Duct Insulation Pins
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Item |
Cup Head Air Duct Insulation Pins |
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Brand |
HUIHAO Costom |
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Material |
Mild steel |
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Plating |
Standard is Galvanized |
Standard Washer is Galvanized |
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Copper Plating is available |
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Bevel |
Washer edge is beveled to prevent cutting of insulation material |
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Stainless steel |
Not standard, but available by special order |
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Head with paper |
Available, for welding through aluminum foil faced insulation materials |
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Pin with tubes |
Available, for welding through tin foil faced insulation materials |
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Head Size |
1"(25mm), 1-1/2" (38mm), 1-3/16" (30mm), |
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Head Thickness |
0.4mm or 0.5mm or 0.6mm |
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Pin Diameter |
1.8mm, 2.0mm, 2.7mm, 3.0mm, 3.4mm |
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Pin Length |
as your request |
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| Package |
2000-5000 pcs per carton |
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Installation Introduction Of The Air Duct Insulation Pins
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| Recommended for | Pin length before welding |
| 1/2" insulation(all densities) | 12.67mm |
| 1" insulation(1-1/2"ib density) | 17.63mm |
| 1" foam | 25.55mm |
| 1"insulation(3ib densities) | 23.72mm |
| 1-1/2" insulation(all densities) | 28.42mm |
| 2"insulation(1-1/2"-2" ib density) | 37.95mm |
| 2"insulation(3ib densities) | 48.77mm |
| 3"insulation(all densities) | 69.85mm |
| 4" insulation(all densities) | 95.00mm |
Application Of The Air Duct Insulation Pins
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1. Hanging the insulation |
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2. Press the pin through insulation |
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3. Weld in place and install the washer to complete the installation |
FAQ Of HUIHAO Metal Product Co.,Ltd

Product Highlights
M1.8x50 galvanized steel air duct insulation pins for fastening insulation to steel surfaces. Head 30mm (beveled edge), pin dia 1.8mm, length 50mm. Use with CD stud welder. Ideal for HVAC ductwork fabrication. Packed 2000-5000 pcs per carton. Custom sizes available.
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