--- title: "High Quality Special Flange Head Bolts" description: "High Quality Special Flange Head Bolts — Flange Bolts. Material: Carbon Steel, Grade: 4,6,8,10. MOQ 1,000 kilograms, US$0.28 – 0.30." url: https://engineeringhardware.com/product/high-quality-special-flange-head-bolts/ source: Engineering Hardware & Fasteners --- # High Quality Special Flange Head Bolts [![High Quality Special Flange Head Bolts](https://img.engineeringhardware.com/High-Quality-Special-Flange-Head-Bolts.webp)](https://img.engineeringhardware.com/High-Quality-Special-Flange-Head-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/high-quality-special-flange-head-bolts.md) Model no. **Special Nuts** | **US$0.30**1,000–1,499 kilograms | **US$0.28**1,500+ kilograms | | --- | --- | MOQ 1,000 kilograms · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Special Flange - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Grade:** 4,6,8,10 - **Size:** M4--M100 - **Surface treament:** Black,zinc plated,zinc(yellow)plated,H.D.G ,Dacroment - **Packing:** 25kgs per box,36 boxes per pallet,900kgs per pallet. - **Headmark:** Customized 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%20Quality%20Special%20Flange%20Head%20Bolts%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-quality-special-flange-head-bolts%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 | | Type | Special Flange | | Model NO. | Special Nuts | | Connection | Common Bolt | | Head Style | Special Flange | | Standard | DIN, ANSI, GB, JIS, BSW, GOST | | Grade | 4,6,8,10 | | Delivery | 30-45days | | QC | Self Check | | Market | Global | | Transport Package | 25kgs Per Box,36 Box Per Pallet,900 Kgs Per Pallet | | Specification | M4-M100 | | Origin | Ningbo. Zhejiang. China | | HS Code | 731816000 | | Production Capacity | 1200ton/Month | | Product name | Special Flange Nuts | | Size | M4--M100 | | Surface treament | Black,zinc plated,zinc(yellow)plated,H.D.G ,Dacroment | | Packing | 25kgs per box,36 boxes per pallet,900kgs per pallet. | | Sample | Sample are free. | | Headmark | Customized | | Best Competitive Advantages | 1.OEM Accepted | | Category | [Flange Bolts](https://engineeringhardware.com/fastener-products/bolts/flange-bolts/) | ## Technical parameters | Product name: | Special Flange Nuts | | --- | --- | | Grade: | 4,6,8,10, | | Size: | M4--M100 | | Surface treament: | Black,zinc plated,zinc(yellow)plated,H.D.G ,Dacroment | | Material: | Carbon steel,stainless steel,alloy steel | | Packing: | 25kgs per box,36 boxes per pallet,900kgs per pallet. | | Sample: | Sample are free. | | Standard | DIN, ANSI, GB, JIS, BSW, GOST ,ASTM ,AS | | Headmark: | Customized | | Head type | Hexagonal,Round,Square | ## Description High Quality Special Flange Head Bolts is part of our flange bolts range (Bolts). ### Key details - **Type:** Special Flange - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Material:** Carbon Steel - **Grade:** 4,6,8,10 - **Size:** M4–M100 - **Head Style:** Special Flange - **Connection:** Common Bolt - **QC:** Self Check Available configurations include material, head style, standard, grade and size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 1,000 kilograms at US$0.28 – 0.30 per kilogram. 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 Quality Special Flange Head Bolts? The listed minimum order is 1,000 kilograms, at US$0.28 – 0.30 per kilogram. 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$0.30 for 1,000–1,499 kilograms; US$0.28 for 1,500+ kilograms. Final prices depend on size, material, finish and packing and are confirmed in your quote. ### What are the main specifications of High Quality Special Flange Head Bolts? Type: Special Flange; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Carbon Steel; Grade: 4,6,8,10; Size: M4--M100; Head Style: Special Flange. 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 size. 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/) [![OEM ISO 4162 Black Oxide Hex Flange Bolt Alloy Steel Scm435 Grade 10.9 Unc Thread M10 for Machinery Manufacturing Jingguda Ls-10](https://img.engineeringhardware.com/OEM-ISO-4162-Black-Oxide-Hex-Flange-Bolt-Alloy-Steel-Scm435-Grade-10-9-Unc-Thread-M10-for-Machinery-Manufacturing-Jingguda-Ls-10.webp)](https://engineeringhardware.com/product/oem-iso-4162-black-oxide-hex-flange-bolt-alloy-steel-scm435-grade-10-9-unc-thread/) Flange Bolts ### [OEM ISO 4162 Black Oxide Hex Flange Bolt Alloy Steel Scm435 Grade 10.9 Unc Thread M10 for Machinery Manufacturing Jingguda Ls-10](https://engineeringhardware.com/product/oem-iso-4162-black-oxide-hex-flange-bolt-alloy-steel-scm435-grade-10-9-unc-thread/) Mushroom Head · DIN, ANSI, Bsw **US$0.012 – 0.12**MOQ 1,000 pieces [![Hot Sale Solar Energy 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