Fasteners for the USA — In-Stock on Amazon.com, Built to ASTM & SAE Spec

We supply bolts, nuts, screws, washers, anchor bolts, and specialty fasteners to industrial buyers across the United States. In-stock items available through Amazon.com for fast domestic fulfillment — plus direct bulk and project supply for custom grades, special finishes, and large-volume procurement.

Amazon.com Fulfillment

In-stock items ship domestically

ASTM · SAE · ASME · ISO

Full documentation on request

Bulk & Project Supply

Custom grades, large-volume orders

Map of North America highlighting Qi Sheng's service region.

Have a parts list, drawing, or BOM for a US project? Get a sourcing quote within 24 business hours.

Industries We Supply Across the United States

From high-rise construction in New York to oil refineries in Texas, automotive plants in Michigan, and solar farms in California — we deliver specification-matched fasteners to the USA’s most demanding industrial sectors.

Mechanical fasteners and tools for hardware assembly in Canada.

Construction

Structural steel · Concrete anchoring · Wood framing · Civil & infrastructure

High-volume fasteners for structural, framing, and civil construction across US jobsites. Heavy hex bolts, anchor bolts, lag screws, and concrete anchors in zinc-plated, HDG, and stainless finishes. ASTM A325, A307, A490, and F1554 grades available — confirm specification and certification requirements on inquiry.

Illustration of mechanical fasteners and robotic arms in a gear design, representing industrial hard.

Manufacturing

OEM assembly · Equipment fabrication · Industrial machinery

Precision metric and imperial fasteners for US manufacturing facilities and OEM assembly lines. Socket head cap screws, hex bolts, machine screws, and locknuts with tight dimensional tolerances. Full-thread, partial-thread, and special-length variants quoted on request for production programs.

Oil lamp with a metallic base and a burning flame, symbolizing illumination and energy.

Oil & Gas

Pipeline flanges · Wellhead equipment · Refineries · Petrochemical plants

High-strength bolting for pressure and temperature-critical applications across Texas, Oklahoma, Louisiana, and US offshore environments. ASTM A193 B7 studs, A194 2H heavy hex nuts, and flange bolt sets with full MTC documentation. Grade and certification requirements confirmed per inquiry. 

Icon of a fastener and hardware tools with a wave design, representing quality mechanical parts.

Marine

Shipbuilding · Naval · Gulf & coastal infrastructure · Dock fittings

Stainless steel and silicon bronze fasteners for marine-grade applications along the Gulf Coast, Atlantic Seaboard, and Pacific coastline. SS 316, SS 316L, and duplex stainless options for bolts, nuts, screws, and U-bolts in corrosion-resistant grades for saltwater exposure. 

Solar panel capturing sunlight in Canada for renewable energy.

Solar PV

Ground-mount racking · Rooftop · Utility-scale installations

Stainless and HDG fasteners for solar racking and mounting systems across the US Sun Belt, Midwest, and utility-scale projects nationwide. T-bolts, spring nuts, hex bolts, and carriage bolts for aluminum and steel structure systems. Bulk supply available for large-scale project procurement.

Automotive fasteners and mechanical parts with gear and wrench icons.

Automotive

Assembly plants · Tier 1 & 2 suppliers · Aftermarket & EV

Metric and inch-series fasteners for automotive assembly, body, chassis, and drivetrain applications across Michigan, Ohio, Tennessee, and the broader US automotive manufacturing belt. Flange bolts, flange nuts, shoulder bolts, and thread-forming screws in property class 8.8, 10.9, 12.9, and SAE Grade 8.

Top Fastener Categories for US Buyers

All major categories available in ASTM/SAE inch series and ISO metric, with stainless, carbon steel, and alloy options for standard stock and project-grade requirements.

Hex head bolt for mechanical and hardware applications in Canada.

Hex Bolts & Screws

Hex nut close-up for mechanical assembly and hardware applications.

Nuts & Locknuts

Steel washer for mechanical assembly, fasteners, and hardware applications.

Washers

Bolt with mechanical parts for industrial fastening.

Anchor Bolts

Threaded screw for mechanical assembly, stainless steel material.

Threaded Rod

Metal screw fastener for industrial applications in Canada.

Machine Screws

Stainless steel nuts and screw for mechanical fastening.

Stainless Fasteners

Custom fasteners and hardware solutions for various industries in Canada.

Specialty & Custom

Standards, Materials & Finishes for US Industrial Projects

US industrial and construction projects primarily reference ASTM and SAE specifications, with ASME standards for piping and pressure applications. Metric ISO grades are also available for OEM and global supply programs. Confirm your required specification, grade, and documentation needs in the RFQ.

Common Standards Referenced

Available Materials

Surface Treatment Options

Two Ways to Get Fasteners Delivered Across the USA

From next-day stock fulfillment to large-volume project supply — we have a dedicated supply path for every order type and timeline.

Amazon.com — Fast Domestic Fulfillment

Commonly used fastener sizes and grades are available directly through Amazon.com via our seller account. For standard bolts, nuts, screws, and washers — browse our Amazon storefront, place your order, and receive from Amazon’s US fulfillment network with no import delays, customs clearance, or international lead times to manage.

Direct Export — Custom & Bulk Orders

For non-stock items, special grades, large-volume project procurement, or custom specifications not available on Amazon, we supply direct from our manufacturing and sourcing network. Full documentation, third-party inspection options, and consolidated freight arrangements available.

Frequently Asked Questions — USA

Common questions from US buyers about Amazon ordering, standards, documentation, and direct supply options.

Still have questions about your specific requirement?

Can I order fasteners for delivery within the United States?

Yes. Many standard sizes and grades are available through our Amazon.com seller account for domestic US fulfillment. Orders ship from within Amazon’s US warehouse network — no international shipping, import duties, or customs delays. For custom specifications, bulk orders, or items not listed on Amazon, we can arrange direct supply with US delivery

We supply to ASTM, SAE, and ASME specifications most commonly required in US projects, including ASTM A307, A325, A490 for structural applications, A193 B7 and A194 2H for industrial and oil & gas bolting, F1554 for anchor rods, and SAE Grades 2, 5, and 8 for general mechanical use. ISO metric property classes are also available for OEM and international programs.

There is no minimum order for purchases made through Amazon.com — you can order the exact quantity you need. For direct supply orders, custom specifications, and bulk procurement, minimum quantities vary by product and are confirmed at the quotation stage.

Yes. MTC, COC, and dimensional inspection documentation can be provided on request for direct supply orders. Availability depends on the specific product, grade, and supply arrangement. Please specify documentation requirements when submitting your RFQ.

Yes. We supply inch-series fasteners to ASTM and SAE specifications as well as metric fasteners to ISO property class standards. Mixed-format BOMs — common in automotive, OEM, and cross-border projects — can be quoted in a single inquiry.

For standard inquiries with clear specifications, we aim to respond within 24 business hours. For complex or multi-line BOMs, allow 24–48 business hours. Include part numbers, sizes, grades, quantities, delivery ZIP code, and any documentation requirements for the fastest response.

Yes. We carry SS 316 and SS 316L grades suitable for Gulf Coast, Atlantic, and Pacific coastal environments, as well as offshore applications. Silicon bronze is also available for certain marine fastener applications. Confirm grade, size, and finish requirements with your inquiry.

Get a Fastener Quote for Your US Project — Within 24 Business Hours

Whether you’re sourcing for a construction site in New York, an oil refinery in Texas, an automotive plant in Michigan, or a utility solar farm in California — send us your specification and quantities. We’ll confirm availability, supply route, pricing, and lead time within one business day.