--- title: "High Strength Heavy Hex Structural Bolt Assembly for Steel Structures" description: "High Strength Heavy Hex Structural Bolt Assembly for Steel Structures — Structural & Heavy Hex Bolts. Grade: Class 8.8. MOQ 1,000 pieces, US$0.084 – 0.66." url: https://engineeringhardware.com/product/high-strength-heavy-hex-structural-bolt-assembly-for-steel-structures/ source: Engineering Hardware & Fasteners --- # High Strength Heavy Hex Structural Bolt Assembly for Steel Structures [![High Strength Heavy Hex Structural Bolt Assembly for Steel Structures](https://img.engineeringhardware.com/High-Strength-Heavy-Hex-Structural-Bolt-Assembly-for-Steel-Structures.webp)](https://img.engineeringhardware.com/High-Strength-Heavy-Hex-Structural-Bolt-Assembly-for-Steel-Structures.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-heavy-hex-structural-bolt-assembly-for-steel-structures.md) Model no. **GHD-FBT-HSB004** | **US$0.66**1,000–9,998 pieces | **US$0.32**10,000–49,999 pieces | **US$0.084**50,000+ pieces | | --- | --- | --- | MOQ 1,000 pieces · Final price confirmed in your quote - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Grade:** Class 8.8 - **Finish:** Zinc Plated, Chrome Plated Black Oxide,Other - **Head Type:** Hex Head - **Thread Type:** Unc - **Material:** Carbon Steel,Alloy Steel,Steel Iron - **For new customers:** we can provide free samples of standard fasteners, but the client will be responsible for the express freight. For old customers: we provide free samples and cover the express charges ourselves. 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%20Heavy%20Hex%20Structural%20Bolt%20Assembly%20for%20Steel%20Structures%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-heavy-hex-structural-bolt-assembly-for-steel-structures%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. | GHD-FBT-HSB004 | | --- | --- | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | DIN, ANSI, GB, JIS, BSW, GOST | | Grade | Class 8.8 | | Application | Machinery, Chemical Industry, Environmental, Building | | Finish | Zinc Plated, Chrome Plated Black Oxide,Other | | Head Type | Hex Head | | Place of Origin | Chongqing,China | | Thread Type | Unc | | Nuts Per Bolt | 2 | | Transport Package | Carton | | Specification | Customized | | Origin | Chongqing, China | | Customization | Available | | Material | Carbon Steel,Alloy Steel,Steel Iron | | Type | Hexagon Head | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Plastic, aluminum, iron, stainless steel | 201, 304,316 | | For new customers | we can provide free samples of standard fasteners, but the client will be responsible for the express freight. For old customers: we provide free samples and cover the express charges ourselves. | | Category | [Structural & Heavy Hex Bolts](https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-bolts/) | ## Technical parameters | Material | Plastic, aluminum, iron, stainless steel:201, 304,316 | | --- | --- | | standard | DIN,ASTM/ANSI JIS EN ISO,AS,GB | | hardness | Carbon steel 4.8, stainless steel A2-70, carbon steel 8.8, carbon steel 12.9 and so on | | surface treatment | Color zinc, white zinc, blue zinc, nickel plating, oxidation black, chrome plating, copper plating, imitation gold, etc | | dental classification | Machine thread teeth, self tapping teeth, double head teeth, one machine one tapping teeth, whole teeth, half teeth, smooth rod, etc | | Product classification | Screws, bolts, nuts, gaskets, non-standard shapes, hardware tools,Fasteners and connectors, etc | | shape | Hexagonal, round, butterfly, hook, claw, plum, M font, L shape, U shape, ring, etc | | processing points | Add hard, car parts, pit, tip, flat tip, foot (milling foot), rubbing, environmental protection, salt spray test, stamping parts, etc | ## Description High Strength Heavy Hex Structural Bolt Assembly for Steel Structures is part of our structural & heavy hex bolts range (Bolts). ### Key details - **Type:** Hexagon Head - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Material:** Carbon Steel,Alloy Steel,Steel Iron - **Grade:** Class 8.8 - **Head Type:** Hex Head - **Head Style:** Hexagonal - **Finish:** Zinc Plated, Chrome Plated Black Oxide,Other - **Connection:** Common Bolt Available configurations include head style, standard, grade, finish 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$0.084 – 0.66 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 Heavy Hex Structural Bolt Assembly for Steel Structures? The listed minimum order is 1,000 pieces, at US$0.084 – 0.66 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$0.66 for 1,000–9,998 pieces; US$0.32 for 10,000–49,999 pieces; US$0.084 for 50,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of High Strength Heavy Hex Structural Bolt Assembly for Steel Structures? Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Carbon Steel,Alloy Steel,Steel Iron; Grade: Class 8.8; Head Type: Hex Head; 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 head style, standard, grade, finish 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/) [![Industrial /High Strength/Standard/Custom/Hex/Square/Flat Head/Button Head/Stainless Steel Bolt](https://img.engineeringhardware.com/Industrial-High-Strength-Standard-Custom-Hex-Square-Flat-Head-Button-Head-Stainless-Steel-Bolt.webp)](https://engineeringhardware.com/product/industrial-high-strength-standard-custom-hex-square-flat-head-button-head-stainless/) Structural & Heavy Hex Bolts ### [Industrial /High Strength/Standard/Custom/Hex/Square/Flat Head/Button Head/Stainless Steel Bolt](https://engineeringhardware.com/product/industrial-high-strength-standard-custom-hex-square-flat-head-button-head-stainless/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.096 – 0.12**MOQ 100 pieces [![Heavy Hex Bolt A325 Type 1 for Structural Steel Bridge and Building Connection](https://img.engineeringhardware.com/Heavy-Hex-Bolt-A325-Type-1-for-Structural-Steel-Bridge-and-Building-Connection.webp)](https://engineeringhardware.com/product/heavy-hex-bolt-a325-type-1-for-structural-steel-bridge-and-building-connection/) Structural & Heavy Hex Bolts ### [Heavy Hex Bolt A325 Type 1 for Structural Steel Bridge and Building Connection](https://engineeringhardware.com/product/heavy-hex-bolt-a325-type-1-for-structural-steel-bridge-and-building-connection/) Hexagon Head · Stainless Steel **US$0.084 – 1.20**MOQ 1,000 pieces [![Custom Private Label Standard Size High Strength Stud Hex Head Bolt for Agricultural Machinery](https://img.engineeringhardware.com/Custom-Private-Label-Standard-Size-High-Strength-Stud-Hex-Head-Bolt-for-Agricultural-Machinery.webp)](https://engineeringhardware.com/product/custom-private-label-standard-size-high-strength-stud-hex-head-bolt-for-agricultural/) Structural & Heavy Hex Bolts ### [Custom Private Label Standard Size High Strength Stud Hex Head Bolt for Agricultural Machinery](https://engineeringhardware.com/product/custom-private-label-standard-size-high-strength-stud-hex-head-bolt-for-agricultural/) Round Head · DIN, GB, BSW **US$1.44**MOQ 10 pieces [![High-Strength Gr2 Gr5 Titanium Hex Bolts for Corrosion Resistance](https://img.engineeringhardware.com/High-Strength-Gr2-Gr5-Titanium-Hex-Bolts-for-Corrosion-Resistance.webp)](https://engineeringhardware.com/product/high-strength-gr2-gr5-titanium-hex-bolts-for-corrosion-resistance/) Structural & Heavy Hex Bolts ### [High-Strength Gr2 Gr5 Titanium Hex Bolts for Corrosion Resistance](https://engineeringhardware.com/product/high-strength-gr2-gr5-titanium-hex-bolts-for-corrosion-resistance/) Hexagonal Fllange Head · DIN, ANSI, GB, JIS, BSW **US$0.12**MOQ 1 piece [![ASTM A325 A490 Bolt Heavy Hex Structural Bolt](https://img.engineeringhardware.com/ASTM-A325-A490-Bolt-Heavy-Hex-Structural-Bolt.webp)](https://engineeringhardware.com/product/astm-a325-a490-bolt-heavy-hex-structural-bolt/) Structural & Heavy Hex Bolts ### [ASTM A325 A490 Bolt Heavy Hex Structural Bolt](https://engineeringhardware.com/product/astm-a325-a490-bolt-heavy-hex-structural-bolt/) Hexagon Head · DIN, ANSI, GB, JIS, BSW, GOST **US$0.36 – 0.53**MOQ 1,000 pieces [![Stainless/Carbon Steel High Strength Through Expansion Bolt Chemcial/Wedge/Sleeve/Mono/Shield/Heavy Duty Anchor for Construction/Concrete Masonry Rock Fixing](https://img.engineeringhardware.com/Stainless-Carbon-Steel-High-Strength-Through-Expansion-Bolt-Chemcial-Wedge-Sleeve-Mono-Shield-Heavy-Duty-Anchor-for-Construction-Concrete-Masonry-Rock-Fixing.webp)](https://engineeringhardware.com/product/stainless-carbon-steel-high-strength-through-expansion-bolt-chemcial-wedge-sleeve/) Structural & Heavy Hex Bolts ### [Stainless/Carbon Steel High Strength Through Expansion Bolt Chemcial/Wedge/Sleeve/Mono/Shield/Heavy Duty Anchor for Construction/Concrete Masonry Rock Fixing](https://engineeringhardware.com/product/stainless-carbon-steel-high-strength-through-expansion-bolt-chemcial-wedge-sleeve/) Through/Sleeve/Chemical/Shield/Heavy Duty Anchor · ANSI, BSW, DIN, GB,… **US$0.012 – 0.79**MOQ 1,000 pieces [![Steel Structure Torsional Shear High Strength Half Round Head Bolts GB3632](https://img.engineeringhardware.com/Steel-Structure-Torsional-Shear-High-Strength-Half-Round-Head-Bolts-GB3632.webp)](https://engineeringhardware.com/product/steel-structure-torsional-shear-high-strength-half-round-head-bolts-gb3632/) Structural & Heavy Hex Bolts ### [Steel Structure Torsional Shear High Strength Half Round Head Bolts GB3632](https://engineeringhardware.com/product/steel-structure-torsional-shear-high-strength-half-round-head-bolts-gb3632/) DIN · Stainless Steel **US$0.96 – 2.40**MOQ 5,000 pieces [![Grade 8.8 Heavy Hex Structural Bolt with Matching Nut & Washer](https://img.engineeringhardware.com/Grade-8-8-Heavy-Hex-Structural-Bolt-with-Matching-Nut-Washer.webp)](https://engineeringhardware.com/product/grade-8-8-heavy-hex-structural-bolt-with-matching-nut-washer/) Structural & Heavy Hex Bolts ### [Grade 8.8 Heavy Hex Structural Bolt with Matching Nut & Washer](https://engineeringhardware.com/product/grade-8-8-heavy-hex-structural-bolt-with-matching-nut-washer/) Hexagon Head · DIN, ANSI, GB, JIS **US$0.012 – 0.41**MOQ 1,000 pieces **US$0.084 – 0.66**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%20Heavy%20Hex%20Structural%20Bolt%20Assembly%20for%20Steel%20Structures%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-heavy-hex-structural-bolt-assembly-for-steel-structures%2F)