--- title: "Corrosion Resistant Fasteners for Structural Bolting" description: "Corrosion Resistant Fasteners for Structural Bolting — Structural & Heavy Hex Bolts. Material: Steel, Standard: Custom. MOQ 1,000 pieces, US$0.12 – 1.20." url: https://engineeringhardware.com/product/corrosion-resistant-fasteners-for-structural-bolting/ source: Engineering Hardware & Fasteners --- # Corrosion Resistant Fasteners for Structural Bolting [![Corrosion Resistant Fasteners for Structural Bolting](https://img.engineeringhardware.com/Corrosion-Resistant-Fasteners-for-Structural-Bolting.webp)](https://img.engineeringhardware.com/Corrosion-Resistant-Fasteners-for-Structural-Bolting.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/corrosion-resistant-fasteners-for-structural-bolting.md) Model no. **A307** US$0.12 – 1.20 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Steel - **Head Style:** Hexagonal - **Standard:** Custom - **Grade:** Grade a - **Finish:** Plain - **Packing:** Cartons+Plastic Bags - **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%20Corrosion%20Resistant%20Fasteners%20for%20Structural%20Bolting%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fcorrosion-resistant-fasteners-for-structural-bolting%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 | | Type | Hexagon Head | | Model NO. | A307 | | Connection | Common Bolt | | Head Style | Hexagonal | | Standard | Custom | | Grade | Grade a | | Application | Machinery, Chemical Industry, Environmental, Building, Industry | | Finish | Plain | | Packing | Cartons+Plastic Bags | | Surface Treatment | Black Oxide | | Transport Package | Carton+Pallet | | Specification | M6-M100 | | Origin | Zhejiang, China | | Production Capacity | 100000 Piece/Pieces Per Month | | Key Features | Extensive experience in fastener production | | 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 | A307 | | Standard | Custom | | Material | Steel | | Surface treatment | Black Oxide | | Application | Industry | | Packing | Cartons+plastic Bags | ## Description Corrosion Resistant Fasteners for Structural Bolting is part of our structural & heavy hex bolts range (Bolts). ### Key details - **Type:** Hexagon Head - **Standard:** Custom - **Material:** Steel - **Grade:** Grade a - **Head Style:** Hexagonal - **Surface Treatment:** Black Oxide - **Finish:** Plain - **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 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 Corrosion Resistant Fasteners for Structural Bolting? 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 Corrosion Resistant Fasteners for Structural Bolting? Type: Hexagon Head; Standard: Custom; Material: Steel; Grade: Grade a; Head Style: Hexagonal; Surface Treatment: Black Oxide. 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/) [![Stainless Steel Nut Bolt High Strength Grade 8 Surface Finish Zinc Gi Spring Screw Grade 8bolt and Nut](https://img.engineeringhardware.com/Stainless-Steel-Nut-Bolt-High-Strength-Grade-8-Surface-Finish-Zinc-Gi-Spring-Screw-Grade-8bolt-and-Nut.webp)](https://engineeringhardware.com/product/stainless-steel-nut-bolt-high-strength-grade-8-surface-finish-zinc-gi-spring-screw/) Structural & Heavy Hex Bolts ### [Stainless Steel Nut Bolt High Strength Grade 8 Surface Finish Zinc Gi Spring Screw Grade 8bolt and Nut](https://engineeringhardware.com/product/stainless-steel-nut-bolt-high-strength-grade-8-surface-finish-zinc-gi-spring-screw/) DIN, GB, JIS, ASME · Stainless Steel **US$1.20 – 120.00**MOQ 1 piece [![DIN 933 HDG ASTM A307 Grade 8.8 B Heavy Hex 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DIN931 DIN6914 DIN6915 Heavy Hex Structural Bolt and Nut M12 Bulones](https://img.engineeringhardware.com/Grade-8-8-10-9-12-9-ASTM-A325-A490-DIN933-DIN931-DIN6914-DIN6915-Heavy-Hex-Structural-Bolt-and-Nut-M12-Bulones.webp)](https://engineeringhardware.com/product/grade-8-8-10-9-12-9-astm-a325-a490-din933-din931-din6914-din6915-heavy-hex-2/) Structural & Heavy Hex Bolts ### [Grade 8.8 10.9 12.9 ASTM A325/A490 DIN933 DIN931 DIN6914 DIN6915 Heavy Hex Structural Bolt and Nut M12 Bulones](https://engineeringhardware.com/product/grade-8-8-10-9-12-9-astm-a325-a490-din933-din931-din6914-din6915-heavy-hex-2/) Bolt Connection · Online Guidance **US$0.12 – 0.24**MOQ 100 pieces **US$0.12 – 1.20**MOQ 1,000 piecesGet a 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