J-B Weld 8265S 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy

J-B Weld 8265S 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy – World’s Strongest Bond

J-B Weld 8265S is the brand’s original cold-weld two-part epoxy for heavy-duty repair and fabrication on metal and mixed materials. The steel-reinforced formula mixes 1:1 and cures to a hard, dark gray bond rated at 5,020 PSI. Based on the packaging specs, it sets in 4–6 hours and reaches full cure in 15–24 hours, leaving a machinable surface that can be sanded, drilled, tapped, and painted. Once cured it withstands temperatures up to 550°F and resists water, oil, fuel, and common chemicals, making it a dependable alternative where heat welding isn’t practical. Use it on metal, plastic/PVC, wood, ceramic, concrete, fiberglass, and brick for permanent structural-style repairs at the bench or on the jobsite.

As a gap-filling steel-reinforced epoxy, 8265S handles irregular breaks, worn keyways, and pitted surfaces that thin instant glues can’t bridge. The twin-tube format makes portioning simple—squeeze equal parts, mix thoroughly, apply, and clamp. After an overnight cure, parts can be shaped to final profile and finished to match surrounding components on vehicles, tools, fixtures, and equipment.

J-B Weld 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy At a Glance

• Steel-Reinforced Formula: Adds strength and durability for metal repairs.
• 5,020 PSI Tensile Strength: Long-lasting, permanent bond on tough jobs.
• High-Temp Performance: Withstands up to 550°F after full cure.
• 4–6 Hour Set / 15–24 Hour Cure: Predictable schedule for staging and finishing.
• Machinable Finish: Sand, drill, tap, and paint once cured.
• Fuel, Oil & Chemical Resistant: Suitable for engine bays and shop environments.
• Multi-Material Use: Bonds metal, plastic/PVC, wood, ceramic, concrete, fiberglass, and brick.
• Cold-Weld Alternative: Strong repairs without heat or special equipment.

Markets

• Automotive & Powersports: Engine brackets, housings, exhaust components, and hardware on daily drivers and restorations.
• Industrial Maintenance (MRO): Equipment guards, fixtures, and mixed-material assemblies that see heat and fluids.
• Construction & Renovation: Anchoring and rebuilds on metal hardware, concrete, and tile where welding isn’t feasible.
• Plumbing & HVAC: Non-pressurized fittings, pans, and housings exposed to water and temperature swings.
• Marine & Trailer: Metal and fiberglass repairs that face moisture, fuel, and vibration.
• Agriculture & Heavy Equipment: Field fixes on castings, frames, and attachments.
• Municipal & Facility Maintenance: General repairs on metal doors, railings, and shop fixtures.

Professionals choose a cold-weld epoxy when access is tight or heat would damage surrounding parts. In auto and equipment service, the steel-reinforced epoxy fills gaps and restores worn metal, then machines cleanly for precise fitment. Facilities teams value the chemical and fuel resistance around engines, pumps, and shop floors. For construction punch-list work, it bonds to wood, ceramic, and concrete as reliably as metal, letting crews complete permanent fixes without bringing in welding gear. With a 5,020 PSI rating and high-temperature capability, 8265S keeps parts in service from the engine bay to the maintenance shop.

J-B Weld 8265S 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy Features

• Two-Part Steel-Reinforced Epoxy: Mixes 1:1 for consistent performance.
• High Strength Bond: Rated 5,020 PSI for permanent repairs.
• High Temperature Tolerance: Up to 550°F when fully cured.
• Machinable After Cure: Shape, sand, drill, tap, and paint.
• Fuel, Oil, Water & Chemical Resistance: Holds up in harsh environments.
• Gap-Filling: Bridges irregular joints and wear.
• Dark Gray Cure Color: Professional look on metal repairs.

J-B Weld 8265S 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy Includes

• (1) 1 oz Steel (Resin) Tube
• (1) 1 oz Hardener Tube

J-B Weld 8265S 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy Specifications

• Type: Two-part steel-reinforced epoxy (cold-weld)
• Mix Ratio: 1:1 (resin:hardener)
• Total Volume: (2) 1 oz tubes = 2 oz (56.8 g)
• Tensile Strength: 5,020 PSI
• Set Time: 4–6 hours
• Full Cure: 15–24 hours
• Dry Color: Dark gray
• Max Temperature: Up to 550°F (fully cured)
• Resistance: Water, oil, fuel, and common chemicals
• Recommended Materials: (7) Metal, Plastic/Composite/PVC, Wood, Ceramic, Concrete/Stone, Fiberglass, Brick
• UPC: 043425826558
• Country of Origin: USA

Why Customers Select the J-B Weld 2oz Cold-Weld Formula Twin Tube Steel Reinforced Epoxy

Crews pick this steel-reinforced epoxy when a dependable two-part epoxy is needed for metal repair without a welder. The twin-tube cold-weld epoxy mixes quickly, fills gaps, and cures hard enough to be sanded, drilled, and tapped, which shortens reassembly time and reduces rework. On engines, pumps, and fixtures, its fuel and chemical resistance keeps patches intact, and the 550°F rating covers many hot-zone tasks. The bond strength—5,020 PSI—and ability to adhere to metal, plastic, concrete, and fiberglass make it a go-to for shops and field service. For permanent, professional repairs across a wide range of substrates, 8265S remains a trusted choice.