--- title: "Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction" description: "Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction — Fully Threaded Rods & Studs. MOQ 100 pieces, US$0.0001 – 0.0012." url: https://engineeringhardware.com/product/carbon-steel-hex-long-nut-threaded-rod-coupling-nut-for-construction/ source: Engineering Hardware & Fasteners --- # Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction [![Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction](https://img.engineeringhardware.com/Carbon-Steel-Hex-Long-Nut-Threaded-Rod-Coupling-Nut-for-Construction.webp)](https://img.engineeringhardware.com/Carbon-Steel-Hex-Long-Nut-Threaded-Rod-Coupling-Nut-for-Construction.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Threaded Rods & Studs › Fully Threaded Rods & Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/carbon-steel-hex-long-nut-threaded-rod-coupling-nut-for-construction.md) Model no. **Long Hex Nut** | **US$0.0012**100–4,999 pieces | **US$0.0006**5,000–9,999 pieces | **US$0.0001**10,000+ pieces | | --- | --- | --- | MOQ 100 pieces · Final price confirmed in your quote - **Material:** Stainless Steel - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Grade:** 8.8 / A2-70 - **Finish:** Galvanized / Plain / Black / Passivated - **Materials:** Stainless Steel & Carbon Steel - **Length:** Customized - **Package Size:** 25.00cm * 20.00cm * 10.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Carbon%20Steel%20Hex%20Long%20Nut%20%2F%20Threaded%20Rod%20Coupling%20Nut%20for%20Construction%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcarbon-steel-hex-long-nut-threaded-rod-coupling-nut-for-construction%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 | Customization | Available | | --- | --- | | Material | Stainless Steel | | Type | Hexagon Head | | Model NO. | Long Hex Nut | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, GOST, BSW | | Grade | 8.8 / A2-70 | | MOQ | 1000PCS | | Finish | Galvanized / Plain / Black / Passivated | | Certificate | ISO9001/ISO14001/ISO45001 | | ODM & OEM | Custom Made to Drawing / Custom Length | | Materials | Stainless Steel & Carbon Steel | | Length | Customized | | Transport Package | Carton+Pallet | | Specification | M6-M70 (Customized Length) | | Origin | Hebei, China | | HS Code | 7318160000 | | Production Capacity | 3000 Tons/Month | | Package Size | 25.00cm * 20.00cm * 10.00cm | | Package Gross Weight | 10.000kg | | Lead Time | 5 days (1 - 1000 Pieces) To be negotiated ( > 1000 Pieces) | | Product Name | Hexagon Long Nut | | Metric size | M6 × 70 mm Inch size: 1/4" × 2-3/4" Customized sizes are available. | | Samples | Samples are complimentary, delivery charges apply | | Package | Inner bag + Master carton + Wooden pallet + Stretch film, with desiccant & edge protectors as needed. | | Payment | T/T, L/C | | Shipping Port | Tianjin Port, Qingdao Port | | Inspection | 100% QC Steps Inspect Before Shipment | | Category | [Fully Threaded Rods & Studs](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) | ## Technical parameters | Product Name: Hexagon Long Nut | | --- | | Size: Metric size: M6 × 70 mm Inch size: 1/4" × 2-3/4" Customized sizes are available. | | Material: Stainless Steel 201 304 316 430 & Carbon Steel | | Grade: A2-70, A4-70, A4-80 & 8.8, 10.9, 12.9, etc. | | Finish: Polishing, Black Oxide, Zinc Plating, Hot-dip Galvanizing, Bluing, etc. | | Standard: GB, DIN, ISO, ANSI/ASTM, BS, BSW, etc | | Samples: Samples are complimentary, delivery charges apply | | Package: Inner bag + Master carton + Wooden pallet + Stretch film, with desiccant & edge protectors as needed. | | Payment: T/T, L/C | | Shipping Port: Tianjin Port, Qingdao Port | | Inspection: 100% QC Steps Inspect Before Shipment | ## Description Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction is part of our fully threaded rods & studs range (Threaded Rods & Studs). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, GOST, BSW - **Material:** Stainless Steel - **Grade:** 8.8 / A2-70 - **Length:** Customized - **Head Style:** Hexagonal - **Finish:** Galvanized / Plain / Black / Passivated - **Connection:** Common Bolt Available configurations include material, head style, standard, grade and finish. 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$0.0001 – 0.0012 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 Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction? The listed minimum order is 100 pieces, at US$0.0001 – 0.0012 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$0.0012 for 100–4,999 pieces; US$0.0006 for 5,000–9,999 pieces; US$0.0001 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 Carbon Steel Hex Long Nut / Threaded Rod Coupling Nut for Construction? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Stainless Steel; Grade: 8.8 / A2-70; Length: Customized; Head Style: Hexagonal. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, head style, standard, grade and finish. 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 fully threaded rods & studs are available? The Fully Threaded Rods & Studs category lists 1,054 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) 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 Fully Threaded Rods & Studs →](https://engineeringhardware.com/fastener-products/threaded-rods-studs/fully-threaded-rods-studs/) [![JIS Double Stud Full Threaded Rods Wholesale](https://img.engineeringhardware.com/JIS-Double-Stud-Full-Threaded-Rods-Wholesale.webp)](https://engineeringhardware.com/product/jis-double-stud-full-threaded-rods-wholesale/) Fully Threaded Rods & Studs ### [JIS Double Stud Full Threaded Rods Wholesale](https://engineeringhardware.com/product/jis-double-stud-full-threaded-rods-wholesale/) Stainless Steel · ISO, GS, RoHS, CE **US$0.012**MOQ 500 pieces [![Carbon Stainless Steel Thread Full Threaded Rods Zinc-Plated](https://img.engineeringhardware.com/Carbon-Stainless-Steel-Thread-Full-Threaded-Rods-Zinc-Plated.webp)](https://engineeringhardware.com/product/carbon-stainless-steel-thread-full-threaded-rods-zinc-plated/) Fully Threaded Rods & Studs 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