Reliable Supply for Construction & Infrastructure Projects
STANDARD FASTENERS

Standard Fasteners for Construction, Machinery, and Industrial Supply

Toplink provides standard fastening components including hex bolts, hex nuts, washers, and threaded rods for steel structures, machinery, construction, infrastructure, and general industrial applications.

M3 – M100 Wide Diameter Range
DIN / ISO / GB Standard Supply
OEM Custom Production
01 Hex Bolts
02 Hex Nuts
03 Washers
04 Threaded Rods
01

Hex Bolts

Standard hex bolts used for secure fastening in construction, machinery, steel structures, and industrial assemblies.

Steel Structures Construction Machinery Infrastructure
Zinc plated hex bolts for steel structure construction and machinery fastening Black oxide hex bolts for industrial assembly and heavy duty fastening applications
DescriptionStandard hex bolts used for secure connections in construction, machinery, and industrial applications.
DiameterM3 – M100
Bolts Length4 mm – 300 mm
Thread TypeMetric
Grade4.8 / 6.8 / 8.8 / 10.9 / 12.9
MaterialCarbon Steel, Alloy Steel, Stainless Steel 201 / 304 / 316
Surface TreatmentZinc Plated, Hot-Dip Galvanized, Dacromet, Black Oxide, Plain
StandardDIN 933 / ISO 4017
PackagingCarton / Pallet / Customized
ServiceOEM & Custom Production
02

Hex Nuts

Hex nuts are used together with bolts, threaded rods, and washers for strong fastening connections across industrial projects.

Bolted Connections Steel Structures Machinery Industrial Supply
Black hex nuts for bolted connections in steel structures and machinery projects Silver hex nuts for threaded rods bolts and industrial fastening systems
DescriptionStandard hex nuts used with bolts and threaded rods for secure fastening connections.
DiameterM3 – M100
Thread TypeMetric
Grade4 / 5 / 6 / 8 / 10 / 12
MaterialCarbon Steel, Alloy Steel, Stainless Steel 201 / 304 / 316
Surface TreatmentZinc Plated, Hot-Dip Galvanized, Dacromet, Black Oxide, Plain
StandardDIN 934 / ISO 4032
ApplicationsSteel Structures, Construction, Machinery, Infrastructure
PackagingCarton / Pallet / Customized
ServiceOEM & Custom Production
03

Washers

Washers distribute load and help prevent loosening in bolted connections, making them suitable for steel structures, machinery, and construction assemblies.

Flat Washers Spring Washers Load Distribution Anti-Loosening
Spring washers for anti loosening support in bolted fastening connections Black spring washers for machinery construction and industrial fastening assemblies Flat washers for load distribution in steel structure and construction fastening
DescriptionWashers distribute load and prevent loosening in bolted connections.
DiameterM3 – M100
MaterialCarbon Steel, Alloy Steel, Stainless Steel 201 / 304 / 316
Surface TreatmentZinc Plated, Hot-Dip Galvanized, Dacromet, Black Oxide, Plain
StandardFlat Washer: DIN125 / ISO 7089
Spring Washer: DIN127
ApplicationsSteel Structures, Construction, Machinery
PackagingCarton / Pallet / Customized
ServiceOEM & Custom Production
04

Threaded Rods

Fully threaded rods used with nuts and washers for fastening, anchoring, extension, and structural fixing applications.

Fastening Anchoring Steel Structures Infrastructure
Fully threaded rods for anchoring fastening and steel structure installation
DescriptionFully threaded rods used with nuts and washers for fastening and anchoring.
DiameterM3 – M100
Thread TypeMetric
Length0.1 m – 3 m / Customized Length Available
Grade4.8 / 6.8 / 8.8 / 10.9 / 12.9
MaterialCarbon Steel, Alloy Steel, Stainless Steel 201 / 304 / 316
Surface TreatmentZinc Plated, Hot-Dip Galvanized, Dacromet, Black Oxide, Plain
StandardDIN 975 / GB/T 15389
ApplicationsSteel Structures, Construction, Machinery, Infrastructure
PackagingCarton / Pallet / Customized
ServiceOEM & Custom Production
STANDARD FASTENER SUPPLY

Flexible Standard Fastener Solutions for Different Project Needs

Size Selection

Wide diameter and length ranges for general fastening, anchoring, and structural connection needs.

Material Options

Carbon steel, alloy steel, and stainless steel options for different working environments.

Surface Treatment

Zinc plated, hot-dip galvanized, Dacromet, black oxide, and plain surface treatments available.

OEM Service

Support for customized specifications, packaging, production requirements, and project supply.

Looking for Standard Fasteners?

Send us your fastener type, size, grade, material, surface treatment, quantity, and packaging requirements. Our team can help match suitable standard fastener solutions for your project.

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