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Concrete Anchor Screw Factory
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Bolt
Hex Bolt Hex Bolt Carriage Bolt Carriage Bolt Other Bolt Other Bolt Hex Bolt Assembly Hex Bolt Assembly
Nut
Hex Nut Hex Nut Lock Nut Lock Nut Flange Nut Flange Nut Other Nut Other Nut Custom Non-Standard Nut Custom Non-Standard Nut Custom Nut Custom Nut Cap Nut Cap Nut
Rivet
Solid Rivet Solid Rivet Semi-Tubular Rivet Semi-Tubular Rivet Tubular Rivet Tubular Rivet Blind Rivet Blind Rivet Drive Rivet Drive Rivet Electronic Rivets& Medical Device Rivet Electronic Rivets& Medical Device Rivet Custom Non-Standard Rivet Custom Non-Standard Rivet
Screw
Self-Tapping Screw Self-Tapping Screw Self-Drilling Screw Self-Drilling Screw Machine Screw Machine Screw Automotive Screw Automotive Screw Electronic Screw Electronic Screw Combination Screw Combination Screw Custom Non-Standard Screw Custom Non-Standard Screw Concrete Anchor Screw Concrete Anchor Screw Wood Screw Wood Screw Thumb Screw Thumb Screw Socket Countersunk Screw Socket Countersunk Screw
Washer
Flat Washer/Plain Washer Flat Washer/Plain Washer Spring Washer Spring Washer Lock Washer Lock Washer Custom Non-Standard Washer Custom Non-Standard Washer Washer Washer
Custom & Other Fasteners
Threaded Rod Threaded Rod Spring Clip Spring Clip Oilless Bearing Oilless Bearing Clevis Pin Clevis Pin Custom Non-Standard Fasteners Custom Non-Standard Fasteners
Hex Flange Concrete Screw Anchor
Concrete Anchor Screw
Hex Flange Concrete Screw Anchor

Custom Concrete Anchor Screw Manufacturers

Zhejiang Chance & Union Import and Export Co., Ltd.
Zhejiang Chance & Union Import and Export Co., Ltd.

About Us

Fastening Chances,
Strengthening Union
Specializes in high-strength fasteners. As China custom Concrete Anchor Screw Manufacturers and Concrete Anchor Screw Factory, we offer Concrete Anchor Screw, bolts, nuts, washers, and custom parts made from stainless steel, alloy steel, and more, serving over 200 clients in 25 countries. With 20 years of industry experience, we provide tailored fastening solutions from R&D to mass production.
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Zhejiang Chance & Union Import and Export Co., Ltd.

Certifications & Honors

Zhejiang Chance & Union Import and Export Co., Ltd.
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate
Utility Model Patent Certificate

Latest News & Updates

Stay informed with the latest industry trends, company news, and product innovations.
Zhejiang Chance & Union Import and Export Co., Ltd.
2026-09-16
What Does a Lock Washer Do? How It Stops Nuts and Bolts From Vibrating Loose
A conveyor drive that runs eight hours a day can walk a plain nut off its bolt within weeks of service. Maintenance crews meet the same failure on engine brackets, HVAC fan assemblies, and vibrating hoppers: the bolt is still seated, the threads are intact, yet the nut has crept backward until the joint rattles, leaks, or drops parts. T...
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Zhejiang Chance & Union Import and Export Co., Ltd.
2026-09-09
Bolt Head Types Explained: How to Choose Hex, Carriage, Flange and Eye Heads
Two quotes for the same M12 fastener recently landed 18 percent apart, and the whole gap traced back to a single drawing line: one supplier priced a serrated hex flange bolt, the other a plain hex bolt plus two separate washers per joint. The flange version deleted two part numbers, shortened the assembly cycle and still spread clamp lo...
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Zhejiang Chance & Union Import and Export Co., Ltd.
Concrete Anchor Screw Industry knowledge