--- title: "High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects" description: "High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects — Hex & Other Standard Nuts. MOQ 100 pieces, US$0.012 – 0.036." url: https://engineeringhardware.com/product/high-tensile-rust-resistant-lock-hex-nuts-for-construction-projects/ source: Engineering Hardware & Fasteners --- # High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects [![High-Tensile Rust-Resistant Lock Hex Nuts for Construction Projects](https://img.engineeringhardware.com/High-Tensile-Rust-Resistant-Lock-Hex-Nuts-for-Construction-Projects.webp)](https://img.engineeringhardware.com/High-Tensile-Rust-Resistant-Lock-Hex-Nuts-for-Construction-Projects.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Nuts › Hex & Other Standard Nuts](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/high-tensile-rust-resistant-lock-hex-nuts-for-construction-projects.md) Model no. **GB6170** | **US$0.036**100–9,999 pieces | **US$0.012**10,000+ 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. Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High-Tensile%20Rust-Resistant%20Lock%20Hex%20Nuts%20for%20Construction%20Projects%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-tensile-rust-resistant-lock-hex-nuts-for-construction-projects%2F) 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](https://engineeringhardware.com/fastener-products/nuts/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/](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 [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Hex & Other Standard Nuts →](https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-nuts/) [![Gr. 5 Grade 10.9 Racing Wheel Nut Locking M12*1.5/1.25*27mm Titanium Silver PVD Surface Treated Lug Nuts](https://img.engineeringhardware.com/Gr-5-Grade-10-9-Racing-Wheel-Nut-Locking-M12-1-5-1-25-27mm-Titanium-Silver-PVD-Surface-Treated-Lug-Nuts.webp)](https://engineeringhardware.com/product/gr-5-grade-10-9-racing-wheel-nut-locking-m12-1-5-1-25-27mm-titanium-silver-pvd/) Hex & Other Standard Nuts ### [Gr. 5 Grade 10.9 Racing Wheel Nut Locking M12*1.5/1.25*27mm Titanium Silver PVD Surface Treated Lug Nuts](https://engineeringhardware.com/product/gr-5-grade-10-9-racing-wheel-nut-locking-m12-1-5-1-25-27mm-titanium-silver-pvd/) Hexagon Head · DIN **US$7.20**MOQ 100 pieces [![Factory Direct Sales Stainless Steel Elongated Round Nut Stainless Steel 304 Elongated 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