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Brand Name : HUIHAOCUSTOM
Model Number : CD-PIN
Certification : ISO9001-2015
Place of Origin : CHINA
MOQ : 10000SETS
Payment Terms : L/C, D/A, D/P, T/T
Supply Ability : 7000000 SETS PER MONTH
Delivery Time : 10 WORK DAYS
Packaging Details : PP BAGS+CARTON+PALLET/CASE
Name : CD weld pins
Finished : COPPER/ZINC PLATING
Pin diameter : 2mm,2.7mm, 3mm, 3.4mm
Pin length : 15MM-300MM
Material : mild steel.stainless steel
Fixing parts : self locking washer/ dome caps
OEM/ODM : Support
Manufacturer : Yes
Quick details of the CD weld pins
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| Simple construction | high fficiency | saving labors | Eeasy weld to fasten the insulation | Pins sharp for easy go through any insulation |
Specification of the CD weld pins
| Photo | CD CUP HEAD PINS | |||
![]() | Part No. | pin diameter | round base size | pin Length |
| HH-12 | 2.7mm | 1-1/2" | Stnd up to 6" | |
| HH-10 | 3.4mm | 1-1/2" | Special Order | |
| ZG-14 | 2.0mm | 1-3/16" | Up to 2-1/2" | |
| ZG-12 | 2.7mm | 1-3/16" | Stnd up to 6" | |
| WELD PIN | |||||
|---|---|---|---|---|---|
![]() | SIZE | D | STEEL FD | ALUM. FD | L-Length |
| 14 GA | .080 | .160 | --- | 38mm-280mm | |
| 12 GA | .105 | .180 | .230 | 55mm-300mm | |
| 10 GA | .135 | .195 | .250 | 65mm-300mm | |
| 9 GA | .148 | .230 | --- | 90mm-300mm | |
| photo | name | Specifications of the Bimetallic Insulation Pins |
![]() | Material | Aluminum base material +Stainless steel /Copper/Zinged steel |
| Base size | 6*13mm in common | |
| Pin diameter | 3.0mm in common , Customized diameter is also available | |
| Pin types | sharp point and flat head | |
| Length | 25-300mm, length could be customized . |
Images of the CD weld pins

Installation parts-self locking washer / dome cap washers

application equipments of CD weld pins
| 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 |

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Thermal Insulation Stainless Steel Metal CD Weld Pins For HAVC Air Ducting Images |