--- title: "High Strength Structural Bolts and Nuts" description: "High Strength Structural Bolts and Nuts — Structural & Heavy Hex Bolts. Material: Steel, Standard: DIN. MOQ 1,000 pieces, US$0.12 – 1.20." url: https://engineeringhardware.com/product/high-strength-structural-bolts-and-nuts/ source: Engineering Hardware & Fasteners --- # High Strength Structural Bolts and Nuts [![High Strength Structural Bolts and Nuts](https://img.engineeringhardware.com/High-Strength-Structural-Bolts-and-Nuts.webp)](https://img.engineeringhardware.com/High-Strength-Structural-Bolts-and-Nuts.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Bolts › Structural & Heavy Hex Bolts](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/high-strength-structural-bolts-and-nuts.md) Model no. **DIN6914 - 6915** US$0.12 – 1.20 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Steel - **Standard:** DIN - **Finish:** Plain - **Packing:** Cartons+Plastic Bags - **Head Type:** Hexagon Flange Head - **Surface Treatment:** Black Oxide 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%20Strength%20Structural%20Bolts%20and%20Nuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-structural-bolts-and-nuts%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 | Steel | | Standard | DIN | | Model NO. | DIN6914 - 6915 | | Application | Machinery, Chemical Industry, Environmental, Building, Industry | | Finish | Plain | | Packing | Cartons+Plastic Bags | | Head Type | Hexagon Flange Head | | Surface Treatment | Black Oxide | | Transport Package | Cartons+Plastic Bags | | Origin | Zhejiang, China | | Production Capacity | 100000 Piece/Pieces Per Month | | Quality Guarantee | Strict quality control is maintained from raw materials to finished products following the ISO9001 quality management system, ensuring 100% qualified products with lifetime warranty support. | | Pricing | High-quality products are offered at reasonable prices. Request a quote for accurate pricing. | | Delivery Time | Stocked goods can be delivered within 15 days, while larger quantities may take 25-35 days. | | Packaging | Standard packaging includes 20-25kg cartons on pallets. Customized packaging with logos is available upon request. | | Payment Terms | Payment options include T/T, L/C, D/P for general orders, and Paypal/Western Union for small or sample orders. | | Category | [Structural & Heavy Hex Bolts](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) | ## Technical parameters | item | value | | --- | --- | | Finish | Plain | | Material | Steel | | Place of Origin | China | | | Zhejiang | | Model Number | DIN6914-6915 | | Standard | DIN | | Material | Steel | | Surface treatment | Black Oxide | | Application | Industry | | Packing | Cartons+plastic Bags | | Head type | Hexagon Flange Head | ## Description High Strength Structural Bolts and Nuts is part of our structural & heavy hex bolts range (Bolts). ### Key details - **Standard:** DIN - **Material:** Steel - **Head Type:** Hexagon Flange Head - **Surface Treatment:** Black Oxide - **Finish:** Plain - **Application:** Machinery, Chemical Industry, Environmental, Building, Industry - **Packing:** Cartons+Plastic Bags Available configurations include material, standard, finish, packing and head type. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 pieces at US$0.12 – 1.20 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 Strength Structural Bolts and Nuts? The listed minimum order is 1,000 pieces, at US$0.12 – 1.20 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size. ### What are the main specifications of High Strength Structural Bolts and Nuts? Standard: DIN; Material: Steel; Head Type: Hexagon Flange Head; Surface Treatment: Black Oxide; Finish: Plain; Application: Machinery, Chemical Industry, Environmental, Building, Industry. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, standard, finish, packing and head type. 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 structural & heavy hex bolts are available? The Structural & Heavy Hex Bolts category lists 2,565 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) 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 Structural & Heavy Hex Bolts →](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) [![HDG Black Oxide Plated Square Head Bolts High Strength](https://img.engineeringhardware.com/HDG-Black-Oxide-Plated-Square-Head-Bolts-High-Strength.webp)](https://engineeringhardware.com/product/hdg-black-oxide-plated-square-head-bolts-high-strength/) Structural & Heavy Hex Bolts ### [HDG Black Oxide Plated Square Head Bolts High Strength](https://engineeringhardware.com/product/hdg-black-oxide-plated-square-head-bolts-high-strength/) Square Head Bolts · GB **US$0.54 – 0.60**MOQ 5,000 pieces [![ASME B18.2.1 High Strength Square Head Bolt with Square 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4.80**MOQ 1,000 pieces [![High Strength Hex Flange Bolt for Heavy Equipment and Construction Projects with ISO9001 Certified Hex Flange Bolt](https://img.engineeringhardware.com/High-Strength-Hex-Flange-Bolt-for-Heavy-Equipment-and-Construction-Projects-with-ISO9001-Certified-Hex-Flange-Bolt.webp)](https://engineeringhardware.com/product/high-strength-hex-flange-bolt-for-heavy-equipment-and-construction-projects-with/) Structural & Heavy Hex Bolts ### [High Strength Hex Flange Bolt for Heavy Equipment and Construction Projects with ISO9001 Certified Hex Flange Bolt](https://engineeringhardware.com/product/high-strength-hex-flange-bolt-for-heavy-equipment-and-construction-projects-with/) Hexagon Head With Flange · DIN, ANSI, GB, JIS, BSW, GOST **US$0.012 – 0.06**MOQ 100 pieces [![High Strength ASTM SA325 Heat Treated Structural Stud with ASME B 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B18.2.1 Unc Thread Hot DIP Galvanized HDG Us Structural Hex Bolt Hexagonal Nut Bolt](https://engineeringhardware.com/product/astm-a325-f3125-heavy-hex-head-bolt-asme-b18-2-1-unc-thread-hot-dip-galvanized-hdg/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.012**MOQ 1 piece [![High Strength DIN 6921 Stainless Steel Hexagon Flange Bolt for Automotive Use](https://img.engineeringhardware.com/High-Strength-DIN-6921-Stainless-Steel-Hexagon-Flange-Bolt-for-Automotive-Use.webp)](https://engineeringhardware.com/product/high-strength-din-6921-stainless-steel-hexagon-flange-bolt-for-automotive-use/) Structural & Heavy Hex Bolts ### [High Strength DIN 6921 Stainless Steel Hexagon Flange Bolt for Automotive Use](https://engineeringhardware.com/product/high-strength-din-6921-stainless-steel-hexagon-flange-bolt-for-automotive-use/) Hexagon Head · DIN, ANSI, GB **US$0.14**MOQ 1,000 pieces [![China Fasteners Class 4.8 8.8 10.9 12.9 Gi HDG Black ANSI B 18.2.3.6m Metric Heavy Hex Bolts](https://img.engineeringhardware.com/China-Fasteners-Class-4-8-8-8-10-9-12-9-Gi-HDG-Black-ANSI-B-18-2-3-6m-Metric-Heavy-Hex-Bolts.webp)](https://engineeringhardware.com/product/china-fasteners-class-4-8-8-8-10-9-12-9-gi-hdg-black-ansi-b-18-2-3-6m-metric-heavy/) Structural & Heavy Hex Bolts ### [China Fasteners Class 4.8 8.8 10.9 12.9 Gi HDG Black ANSI B 18.2.3.6m Metric Heavy Hex Bolts](https://engineeringhardware.com/product/china-fasteners-class-4-8-8-8-10-9-12-9-gi-hdg-black-ansi-b-18-2-3-6m-metric-heavy/) Hexagon Head · DIN, ANSI, GB, JIS, BSW **US$0.012**MOQ 10 tons **US$0.12 – 1.20**MOQ 1,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20High%20Strength%20Structural%20Bolts%20and%20Nuts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-structural-bolts-and-nuts%2F)