Skip to main content
Home / Connectors and Fasteners / Heavy-Duty Aluminum Alloy Round Pipe Connector for 1/2", 3/4", 1" Steel Pipes; Weld-Free Elbow and Tee Fittings

Attributes

Brand -
Category Industrial Small Parts / Connectors and Fasteners
Origin -
Material Aluminum Alloy
Surface Finish Anodized Silver
Compatible Pipe Diameter 13mm, 19mm, 25mm
Connection Method Set Screw Fastening
Installation Type No Welding Required
Connector Shapes Elbow, Tee, Cross
Design Thickened Reinforced
Environment Indoor and Outdoor
Hardware Included Screws and Allen Key
Application Shelving, Railing, Frames

5 reviews

A

Anonymous

Apr 15, 2026

Rating: 5/5

Easy to Assemble

No welding needed which saved me so much time. The screws tighten securely with the provided key.

A

Anonymous

Apr 10, 2026

Rating: 5/5

Corrosion Resistant

Been using this for a greenhouse frame for months. No signs of rust despite humidity.

A

Anonymous

Apr 07, 2026

Rating: 5/5

Perfect for Garage Shelving

These connectors are very sturdy. I built a heavy duty shelf unit and it holds a lot of weight without bending.

A

Anonymous

Mar 24, 2026

Rating: 4/5

Good Quality

Material feels premium. One screw was slightly stripped but customer service sent a replacement quickly.

A

Anonymous

Mar 11, 2026

Rating: 5/5

Great for DIY Projects

Used these to make a clothing rack. Looks professional and silver finish matches my decor nicely.

5 FAQ

Q: What size pipes do these fit?

A: They are compatible with 13mm, 19mm, and 25mm diameter round pipes.

Q: Can these be used outdoors?

A: Yes, the aluminum alloy is anodized to resist corrosion and weather.

Q: What is the weight capacity?

A: Capacity depends on the frame structure, but each joint supports standard shelving loads.

Q: Is welding required for stability?

A: No, the set screw design provides sufficient stability without welding.

Q: Do I need to buy tools separately?

A: No, the package includes the necessary Allen key for installation.

Explore your interests

View More
All Categories
Best Seller (30)
New List (30)
Natural Crystal Morganite Pink Loose Beads - Single Round Beads for DIY Jewelry Making and Craft Accessories

Natural Crystal Morganite Pink Loose Beads - Single Round Beads for DIY Jewelry Making and Craft Accessories

$0.89

Mini Pencil Sharpener for Elementary Students - Small Manual Crank Sharpener for Kids' Pencils

Mini Pencil Sharpener for Elementary Students - Small Manual Crank Sharpener for Kids' Pencils

$1.89

Bamboo Flute Bar Dynamic Sheet Music Book for Accompaniment, Sight-Reading, and Rhythm Practice

Bamboo Flute Bar Dynamic Sheet Music Book for Accompaniment, Sight-Reading, and Rhythm Practice

$221.00

Multi-Function Thickened Industrial Scouring Pad for Cleaning, Stainless Steel Brushing, Rust Removal, and Emery Cleaning

Multi-Function Thickened Industrial Scouring Pad for Cleaning, Stainless Steel Brushing, Rust Removal, and Emery Cleaning

$7.80

Natural Light Yellow Azeztulite Loose Beads for DIY Jewelry Making and Craft Supplies

Natural Light Yellow Azeztulite Loose Beads for DIY Jewelry Making and Craft Supplies

$2.00

Expanded Clay Pebbles for Gardening - Pot Bottom Layer, Surface Mulch, Soil-Free Hydroponics for Flowers, Succulents, Orchids - Breathable Planting Medium

Expanded Clay Pebbles for Gardening - Pot Bottom Layer, Surface Mulch, Soil-Free Hydroponics for Flowers, Succulents, Orchids - Breathable Planting Medium

$7.70

1/5 Pack Silicone Kitchen Utensils Set for Cooking Baking

1/5 Pack Silicone Kitchen Utensils Set for Cooking Baking

$43.12

Aizaofang 6-Cavity Triple Flower Silicone Mold - DIY Handmade Soap Home Decor - Food-Grade Heat-Resistant Material

Aizaofang 6-Cavity Triple Flower Silicone Mold - DIY Handmade Soap Home Decor - Food-Grade Heat-Resistant Material

$12.70

Single-Leg Manganese Steel Lifting Hook with Wide Opening for Hoists and Cranes

Single-Leg Manganese Steel Lifting Hook with Wide Opening for Hoists and Cranes

$92.00

Hesdick HZL-32 Portable Stone Removal Hook, Multi-Function Groove Tool for Car Tire Debris Cleaning

Hesdick HZL-32 Portable Stone Removal Hook, Multi-Function Groove Tool for Car Tire Debris Cleaning

$9.28

PC Bonding Sealing Waterproof UV1901 Guardrail Tube Adhesive Shadowless Glue UV Glue Electronic Glue

PC Bonding Sealing Waterproof UV1901 Guardrail Tube Adhesive Shadowless Glue UV Glue Electronic Glue

$859.00

Wan Dian Wu Xian Stackable Toy Accessories - Vol.3 Prosperous Era Series Blind Capsule Figures for Desktop Display

Wan Dian Wu Xian Stackable Toy Accessories - Vol.3 Prosperous Era Series Blind Capsule Figures for Desktop Display

$29.00

In Stock Commercial Vegetable Chopper and Meat Mincer - Grinding Machine for Baozi Fillings, Chili Dumplings, and Sausage WTP Meat Paste Processing

In Stock Commercial Vegetable Chopper and Meat Mincer - Grinding Machine for Baozi Fillings, Chili Dumplings, and Sausage WTP Meat Paste Processing

$5,805.00

Industrial Lint-Free Cloth for Cleaning Lenses, Optical Instruments, and Phone Screens; Microfiber Dusting Wipes

Industrial Lint-Free Cloth for Cleaning Lenses, Optical Instruments, and Phone Screens; Microfiber Dusting Wipes

$81.58

Electric Barrel Water Dispenser Pump Automatic Water Lifter for Mineral and Purified Water

Electric Barrel Water Dispenser Pump Automatic Water Lifter for Mineral and Purified Water

$74.00

F01RB0WA23 Transmission Valve for Roewe DQCT280 Remanufactured

F01RB0WA23 Transmission Valve for Roewe DQCT280 Remanufactured

$324.00

Full Payment Pre-order Guzi Bear DMMD Dramatical Murder Badge Polaroid Set Merchandise

Full Payment Pre-order Guzi Bear DMMD Dramatical Murder Badge Polaroid Set Merchandise

$29.00

Peach Wood Sheepskin Rattle and Clapper Brass Traditional Handmade Baby Teething Hand Drum Newborn Gift Box

Peach Wood Sheepskin Rattle and Clapper Brass Traditional Handmade Baby Teething Hand Drum Newborn Gift Box

$29.90

Pirelli Run-Flat Tires 235/245/255/265/275/285 40 45 50 55R19R20R21

Pirelli Run-Flat Tires 235/245/255/265/275/285 40 45 50 55R19R20R21

$350.00

Protective Case Lid for Pelican Cases - Laptop Insert for Models 1510, 1560, and 1535

Protective Case Lid for Pelican Cases - Laptop Insert for Models 1510, 1560, and 1535

$254.00

Universal 5800 Super Glue for Plastic, Metal, Glass, and Wood, 10-Second Fast Curing

Universal 5800 Super Glue for Plastic, Metal, Glass, and Wood, 10-Second Fast Curing

$2.01

White Noise Wood Chip Core Grid Scented Candle Wooden Core S-Type Brand Name Candle Container Soy Candle Core Wood

White Noise Wood Chip Core Grid Scented Candle Wooden Core S-Type Brand Name Candle Container Soy Candle Core Wood

$1.50

Zunjue 100% Cotton Paper Block 300g Watercolor Paper, Fine/Medium Grain, Thickened 80 Sheets, Neutral Acid-Free Journal Paper for Art Students, Beginners, Watercolor, Colored Pencil, Pen, Light Wash, Marker

Zunjue 100% Cotton Paper Block 300g Watercolor Paper, Fine/Medium Grain, Thickened 80 Sheets, Neutral Acid-Free Journal Paper for Art Students, Beginners, Watercolor, Colored Pencil, Pen, Light Wash, Marker

$27.20

Outdoor Waterproof Dry Bag for Rafting and Creek Walking - Large Capacity Backpack for Swimming, Hiking, Diving, and Flood Rescue

Outdoor Waterproof Dry Bag for Rafting and Creek Walking - Large Capacity Backpack for Swimming, Hiking, Diving, and Flood Rescue

$132.00

Lukang 995 Door and Window Fast-Drying Glass Sealant - Transparent Weather-Resistant Neutral Silicone Structural Adhesive

Lukang 995 Door and Window Fast-Drying Glass Sealant - Transparent Weather-Resistant Neutral Silicone Structural Adhesive

$222.90

Large Flip-Type Water Draining and Air Drying Machine, Fully Automatic Air Knife Blower for Vegetables, Commercial Continuous Drying Equipment

Large Flip-Type Water Draining and Air Drying Machine, Fully Automatic Air Knife Blower for Vegetables, Commercial Continuous Drying Equipment

$15,282.00

Large Capacity Household Quilt Storage Bag - Waterproof and Moisture-Proof Duvet Organizer for Moving, Packing, and Luggage Sorting

Large Capacity Household Quilt Storage Bag - Waterproof and Moisture-Proof Duvet Organizer for Moving, Packing, and Luggage Sorting

$5.88

Scented Candle Aluminum Alloy Turntable 360-Degree Rotating Double-Sided Silent Non-Slip Small Turntable for Cake Decorating and DIY

Scented Candle Aluminum Alloy Turntable 360-Degree Rotating Double-Sided Silent Non-Slip Small Turntable for Cake Decorating and DIY

$30.40

Ceramic Five Oxen Painting Brush Washer – Antique-Style Ink Well for Calligraphy & Traditional Painting

Ceramic Five Oxen Painting Brush Washer – Antique-Style Ink Well for Calligraphy & Traditional Painting

$16.90

Liupintang 3-in-1 Brush Washing Bucket with Palette - Portable Handheld Multi-Function Art Tool for Chinese Painting, Watercolor, and Gouache, Foldable Small Pail

Liupintang 3-in-1 Brush Washing Bucket with Palette - Portable Handheld Multi-Function Art Tool for Chinese Painting, Watercolor, and Gouache, Foldable Small Pail

$17.80