Video Channel of China Huihao Hardware Mesh Product Limited
Chat Now Contact Us
Home Videos Playlist Website

How to install cup head weld to HVAC sheet metal ?

Insulation anchors
January 13, 2025
Chat Now Contact Us
Brief: Learn how to install 2.7mm cupped head stud welding insulation pins for securing fiberglass duct wrap in HVAC systems. These labor-saving fasteners are welded directly through insulation to sheet metal, ideal for industrial and commercial applications.
Related Product Features:
  • Cupped head design with washer assembly for easy welding and firm conjunction.
  • Available in various pin diameters (2.7mm, 3.0mm, 3.4mm) and lengths (25mm to 300mm).
  • Made from mild steel or stainless steel with galvanized, copper-coated, or polished surface treatments.
  • Sharp points for effortless penetration through insulation blankets.
  • Automated production ensures consistent quality and length tolerance of ±0.1mm.
  • Zinc and chromate plating exceeds SMACNA standards for corrosion resistance.
  • Suitable for temperatures ranging from 0°C to 287°C without adverse effects.
  • Resistant to vibrations in high-velocity air handling systems.
Faqs:
  • What are the common specifications of cupped head stud welding insulation pins?
    Common specifications include base diameters of 25mm or 30mm, pin diameters of 2.7mm, 3.0mm, or 3.4mm, and lengths ranging from 25mm to 300mm.
  • What materials are used for these insulation pins?
    The pins and bases are made from mild steel or stainless steel, with surface treatments like galvanized plating, copper coating, or polishing.
  • How are these pins packaged and delivered?
    They are typically packed in cartons or pails (1000pcs/2000pcs) and can be delivered via express services for samples or by sea/air for large orders.
Related Videos
38mm Square Self-locking Washer mounted on many kinds of insulation fasteners for holding insulation 00:39

38mm Square Self-locking Washer mounted on many kinds of insulation fasteners for holding insulation
Insulation anchors
November 13, 2025
2-1/2 00:44

2-1/2" Square Insulation Self Locking Washers Used To Fasten Insulation Pins
Insulation anchors
November 13, 2025
38mm Stainless Steel Insulation Clips With White Polycaps Used To Fasten CD Weld Pins 00:42

38mm Stainless Steel Insulation Clips With White Polycaps Used To Fasten CD Weld Pins
Insulation anchors
November 12, 2025
Aluminum Base Bimetallic Insulation Stud Welding Pins With Self Locking Washer 00:34

Aluminum Base Bimetallic Insulation Stud Welding Pins With Self Locking Washer
Other Videos
November 15, 2021
Cup Head Welded Pins With 30 Mm Round Base For HVAC Duct Insulation 00:35

Cup Head Welded Pins With 30 Mm Round Base For HVAC Duct Insulation
Stud Welding Pins
March 31, 2025
Factory Direct Supply Stainless Steel Cable Mesh Ferrule Type For Railing Applications 00:43

Factory Direct Supply Stainless Steel Cable Mesh Ferrule Type For Railing Applications
Other Videos
October 31, 2025
Good Quality Stainless Steel Wire Rope Mesh For High-altitude Fall Protection Net 00:43

Good Quality Stainless Steel Wire Rope Mesh For High-altitude Fall Protection Net
装饰网
October 13, 2025
gold color chainmail ring mesh curtain and installation 00:28

gold color chainmail ring mesh curtain and installation
装饰网
November 11, 2021
Flexible Rope Mesh for Safety 00:46

Flexible Rope Mesh for Safety
装饰网
January 10, 2025
Safety Stainless Steel Cable Mesh and wire rope mesh 00:37

Safety Stainless Steel Cable Mesh and wire rope mesh
装饰网
November 15, 2021