--- title: "Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts" description: "Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainle… — Flange Bolts. Grade: 8.8. MOQ 50,000 pieces, US$0.10 – 0.11." url: https://engineeringhardware.com/product/manufacturer-directly-sells-galvanized-black-thread-hexagonal-internal-hexagonal/ source: Engineering Hardware & Fasteners --- # Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts [![Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts](https://img.engineeringhardware.com/Manufacturer-Directly-Sells-Galvanized-Black-Thread-Hexagonal-Internal-Hexagonal-Stainless-Flange-Hexagonal-Bolts.webp)](https://img.engineeringhardware.com/Manufacturer-Directly-Sells-Galvanized-Black-Thread-Hexagonal-Internal-Hexagonal-Stainless-Flange-Hexagonal-Bolts.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Bolts › Flange Bolts](https://engineeringhardware.com/fastener-products/bolts/flange-bolts/) Updated 2026-11-03 · [Markdown version](https://engineeringhardware.com/product/manufacturer-directly-sells-galvanized-black-thread-hexagonal-internal-hexagonal.md) Model no. **hexagon bolts with flange** US$0.10 – 0.11 / piece MOQ 50,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel, Alloy Steel or Custom - **Grade:** 8.8 - **Finish:** Environmentally Friendly Black Zinc Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Manufacturer%20Directly%20Sells%20Galvanized%20Black%20Thread%20Hexagonal%20Internal%20Hexagonal%20Stainless%20Flange%20Hexagonal%20Bolts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fmanufacturer-directly-sells-galvanized-black-thread-hexagonal-internal-hexagonal%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 | Carbon Steel, Alloy Steel or Custom | | Grade | 8.8 | | Model NO. | hexagon bolts with flange | | Finish | Environmentally Friendly Black Zinc | | Product Name | Hexagon Bolts with Flange | | Service | OEM/ODM | | Quality | High Quality | | Delivery Time | 30 Days | | HRC | 22-32 | | Transport Package | Customizable | | Specification | M8*45 | | Origin | Wenzhou, Zhejiang Province | | HS Code | 731819000 | | Production Capacity | 500000 | | Specifications | M8*45 | | Category | [Flange Bolts](https://engineeringhardware.com/fastener-products/bolts/flange-bolts/) | ## Technical parameters | Product Name | hexagon bolts with flange | | --- | --- | | Material | Carbon steel, alloy steel, customization | | performance level | 8.8 magnitude | | Surface Treatment | Environmentally friendly black zinc | | Specifications: | M8*45 | ## Description Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts is part of our flange bolts range (Bolts). ### Key details - **Material:** Carbon Steel, Alloy Steel or Custom - **Grade:** 8.8 - **Finish:** Environmentally Friendly Black Zinc - **Product Name:** Hexagon Bolts with Flange - **Service:** OEM/ODM - **Quality:** High Quality - **HRC:** 22-32 Available configurations include material, grade and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 50,000 pieces at US$0.10 – 0.11 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 Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts? The listed minimum order is 50,000 pieces, at US$0.10 – 0.11 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 Manufacturer Directly Sells Galvanized Black Thread Hexagonal Internal Hexagonal Stainless Flange Hexagonal Bolts? Material: Carbon Steel, Alloy Steel or Custom; Grade: 8.8; Finish: Environmentally Friendly Black Zinc; Product Name: Hexagon Bolts with Flange; Service: OEM/ODM; Quality: High Quality. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, 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 flange bolts are available? The Flange Bolts category lists 2,404 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/bolts/flange-bolts/](https://engineeringhardware.com/fastener-products/bolts/flange-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 Flange Bolts →](https://engineeringhardware.com/fastener-products/bolts/flange-bolts/) [![Wxsny DIN 6921 Zinc Plated Carbon Steel Grade 8.8 Hex Flange Bolt Stainless Steel SS304 SS316 Hexagon Flange Screw](https://img.engineeringhardware.com/Wxsny-DIN-6921-Zinc-Plated-Carbon-Steel-Grade-8-8-Hex-Flange-Bolt-Stainless-Steel-SS304-SS316-Hexagon-Flange-Screw.webp)](https://engineeringhardware.com/product/wxsny-din-6921-zinc-plated-carbon-steel-grade-8-8-hex-flange-bolt-stainless-steel/) Flange Bolts ### [Wxsny DIN 6921 Zinc Plated Carbon Steel Grade 8.8 Hex Flange Bolt Stainless Steel SS304 SS316 Hexagon Flange Screw](https://engineeringhardware.com/product/wxsny-din-6921-zinc-plated-carbon-steel-grade-8-8-hex-flange-bolt-stainless-steel/) Flange Bolt · DIN, ANSI, GB, JIS, BSW, GOST **US$0.036 – 0.12**MOQ 1,000 pieces [![Titanium Hex Flange Head Bolt Drilled, Titanium Bolt 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Type](https://img.engineeringhardware.com/Fastener-Cross-Pan-Round-Head-Stainless-Steel-Bolt-and-Nut-Button-Head-Screw-with-Washer-Hex-Bolt-Type.webp)](https://engineeringhardware.com/product/fastener-cross-pan-round-head-stainless-steel-bolt-and-nut-button-head-screw-with/) Flange Bolts ### [Fastener Cross Pan Round Head Stainless Steel Bolt and Nut Button Head Screw with Washer Hex Bolt Type](https://engineeringhardware.com/product/fastener-cross-pan-round-head-stainless-steel-bolt-and-nut-button-head-screw-with/) Hexagon Head With Flange · DIN, ANSI **US$0.036 – 0.096**MOQ 1,000 pieces **US$0.10 – 0.11**MOQ 50,000 piecesGet a quote[WA](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Manufacturer%20Directly%20Sells%20Galvanized%20Black%20Thread%20Hexagonal%20Internal%20Hexagonal%20Stainless%20Flange%20Hexagonal%20Bolts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fmanufacturer-directly-sells-galvanized-black-thread-hexagonal-internal-hexagonal%2F)