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High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects

Updated 2026-11-04 · Markdown version

Model no. GB6170

US$0.036100–9,999 pieces

US$0.01210,000+ pieces

MOQ 100 pieces · Final price confirmed in your quote

Head Style: Hexagonal
Standard: GB
Grade: 8.8
Customized: Yes
Material: Carbon Steel
High-strength: High-grade materials (such as 8.8 grade) are suitable for heavy-load scenarios.

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	GB6170
Connection	Common Bolt
Head Style	Hexagonal
Standard	GB
Grade	8.8
Sample	Yes,Freight Provided by The Buyer
Customized	Yes
Delivery Time	30 Days
OEM Service	Yes
Modes of Packaging	Standard Export Packing
Shipment Mark	According to Your Client's Request
Transport Package	Box
Specification	M12
Origin	China
Customization	Available
Material	Carbon Steel
Type	Hexagon Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
High-strength	High-grade materials (such as 8.8 grade) are suitable for heavy-load scenarios.
Corrosion-resistant	Stainless steel or coating treatment extends service life.
Versatility	Widely compatible with various bolts, mechanical equipment and structural components.
Mechanical manufacturing	Equipment assembly, fixation of transmission components.
Construction projects	steel structures, bridges, scaffolding.
Automobile/Railway Transportation	Engine and chassis fastening.
Electricity/Energy	Transmission towers, wind power equipment.
Home hardware	Furniture and appliance repair.
Category	Hex & Other Standard Nuts

Description

High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects is part of our hex & other standard nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: GB
Material: Carbon Steel
Grade: 8.8
Head Style: Hexagonal
Connection: Common Bolt
OEM Service: Yes
Modes of Packaging: Standard Export Packing

Available configurations include head style, standard, grade, customized and material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 100 pieces at US$0.012 – 0.036 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects?

The listed minimum order is 100 pieces, at US$0.012 – 0.036 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.036 for 100–9,999 pieces; US$0.012 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects?

Type: Hexagon Head; Standard: GB; Material: Carbon Steel; Grade: 8.8; Head Style: Hexagonal; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, customized and material. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other hex & other standard nuts are available?

The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.012 – 0.036MOQ 100 piecesGet a quote WA