--- title: "High Strength Black Heavy Hex Structure Bolt" description: "High Strength Black Heavy Hex Structure Bolt — Structural & Heavy Hex Bolts. Standard: DIN, ANSI, JIS, Grade: All. MOQ 3,000 pieces, US$0.012 – 0.12." url: https://engineeringhardware.com/product/high-strength-black-heavy-hex-structure-bolt/ source: Engineering Hardware & Fasteners --- # High Strength Black Heavy Hex Structure Bolt [![High Strength Black Heavy Hex Structure Bolt](https://img.engineeringhardware.com/High-Strength-Black-Heavy-Hex-Structure-Bolt.webp)](https://img.engineeringhardware.com/High-Strength-Black-Heavy-Hex-Structure-Bolt.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-black-heavy-hex-structure-bolt.md) Model no. **SKS-B-143** US$0.012 – 0.12 / piece MOQ 3,000 pieces · Final price confirmed in your quote - **Material:** Aluminum/Stainless Steel / Carbon Steel/Tianium/B - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, JIS - **Grade:** All - **Finish:** Anodizing/Brushing/Galvanized/Laser Engraving/Silk - **Color:** We Can Provide Customized Services According to Yo - **Surface Treatment:** We Can Provide Customized Services According to Yo - **Other Head Type:** Square Type, T Type ,Wing Type, U Type,Round Type, 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%20Black%20Heavy%20Hex%20Structure%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-black-heavy-hex-structure-bolt%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 | Aluminum/Stainless Steel / Carbon Steel/Tianium/B | | Type | Bolt and Nut | | Model NO. | SKS-B-143 | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, JIS | | Grade | All | | Application | Machinery, Chemical Industry, Environmental, Building | | Finish | Anodizing/Brushing/Galvanized/Laser Engraving/Silk | | Color | We Can Provide Customized Services According to Yo | | Surface Treatment | We Can Provide Customized Services According to Yo | | Other Head Type | Square Type, T Type ,Wing Type, U Type,Round Type, | | Service | OEM or ODM | | Transport Package | Wooden Case | | Specification | All size | | Origin | China | | Production Capacity | 1000tons/Month | | Category | [Structural & Heavy Hex Bolts](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) | ## Technical parameters | material | Steel | | --- | --- | | Grade | 10.9/12.9 | ## Description High Strength Black Heavy Hex Structure Bolt is part of our structural & heavy hex bolts range (Bolts). ### Key details - **Type:** Bolt and Nut - **Standard:** DIN, ANSI, JIS - **Material:** Aluminum/Stainless Steel / Carbon Steel/Tianium/B - **Grade:** All - **Head Style:** Hexagonal - **Surface Treatment:** We Can Provide Customized Services According to Yo - **Finish:** Anodizing/Brushing/Galvanized/Laser Engraving/Silk - **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 3,000 pieces at US$0.012 – 0.12 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 Black Heavy Hex Structure Bolt? The listed minimum order is 3,000 pieces, at US$0.012 – 0.12 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 Black Heavy Hex Structure Bolt? Type: Bolt and Nut; Standard: DIN, ANSI, JIS; Material: Aluminum/Stainless Steel / Carbon Steel/Tianium/B; Grade: All; Head Style: Hexagonal; Surface Treatment: We Can Provide Customized Services According to Yo. 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 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/) [![GB/T3632 Standard Torshear High Strength Bolt for Steel Frame Connection](https://img.engineeringhardware.com/GB-T3632-Standard-Torshear-High-Strength-Bolt-for-Steel-Frame-Connection.webp)](https://engineeringhardware.com/product/gb-t3632-standard-torshear-high-strength-bolt-for-steel-frame-connection/) Structural & Heavy Hex Bolts ### [GB/T3632 Standard Torshear High Strength Bolt for Steel Frame Connection](https://engineeringhardware.com/product/gb-t3632-standard-torshear-high-strength-bolt-for-steel-frame-connection/) Hexagon Head · DIN, ANSI, GB, GOST **US$0.0049 – 0.0097**MOQ 1,000 pieces [![High Tensile M20 M24 M36 M38 M46 M56 M68 A325 Heavy Hex Bolts in Grade 8.8 A490 DIN933/931 DIN934 Bolts and 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[![Gr 10.9 Heavy Hex Bolt Black Finish DIN 6914](https://img.engineeringhardware.com/Gr-10-9-Heavy-Hex-Bolt-Black-Finish-DIN-6914.webp)](https://engineeringhardware.com/product/gr-10-9-heavy-hex-bolt-black-finish-din-6914/) Structural & Heavy Hex Bolts ### [Gr 10.9 Heavy Hex Bolt Black Finish DIN 6914](https://engineeringhardware.com/product/gr-10-9-heavy-hex-bolt-black-finish-din-6914/) Hexagon Head · DIN **US$0.12 – 1.20**MOQ 1,000 pieces [![High Strength Hex Head Structural Bolts](https://img.engineeringhardware.com/High-Strength-Hex-Head-Structural-Bolts.webp)](https://engineeringhardware.com/product/high-strength-hex-head-structural-bolts/) Structural & Heavy Hex Bolts ### [High Strength Hex Head Structural Bolts](https://engineeringhardware.com/product/high-strength-hex-head-structural-bolts/) Hexagon Head · Carbon Steel **US$0.12 – 1.20**MOQ 10,000 pieces **US$0.012 – 0.12**MOQ 3,000 piecesGet a 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