--- title: "High Strength OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt" description: "High Strength OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt — Wedge & Through-Bolt Anchors. MOQ 1,000 pieces, US$0.12 – 2.40." url: https://engineeringhardware.com/product/high-strength-oem-odm-custom-internal-expansion-burst-wedge-anchor-bolt-2/ source: Engineering Hardware & Fasteners --- # High Strength OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt [![High Strength OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt](https://img.engineeringhardware.com/High-Strength-OEM-ODM-Custom-Internal-Expansion-Burst-Wedge-Anchor-Bolt-2.webp)](https://img.engineeringhardware.com/High-Strength-OEM-ODM-Custom-Internal-Expansion-Burst-Wedge-Anchor-Bolt-2.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Anchors & Construction Fixings › Wedge & Through-Bolt Anchors](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) Updated 2026-11-03 · [Markdown version](https://engineeringhardware.com/product/high-strength-oem-odm-custom-internal-expansion-burst-wedge-anchor-bolt-2.md) Model no. **Internal Expansion Burst Bolt** US$0.12 – 2.40 / piece MOQ 1,000 pieces · Final price confirmed in your quote - **Material:** Stainless Steel - **Head Style:** Round - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Grade:** 8.8 - **Finish:** Blue-White Zinc Plated - **Material-01:** Carbon Steel / Alloy Steel / Stainless Steel - **Material-02:** Aluminum Alloy - **Coating:** Plain / Zinc Plated / Dacromet / HDG 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%20OEM%20ODM%20Custom%20Internal%20Expansion%20Burst%20Wedge%20Anchor%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhigh-strength-oem-odm-custom-internal-expansion-burst-wedge-anchor-bolt-2%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 | Stainless Steel | | Type | Round Head | | Model NO. | Internal Expansion Burst Bolt | | Connection | Common Bolt | | Head Style | Round | | Standard | DIN, ANSI, GB, JIS, BSW, GOST | | Grade | 8.8 | | Application | Machinery, Chemical Industry, Environmental, Building | | Finish | Blue-White Zinc Plated | | Product Name | Internal Expansion Bolt | | Keywords | Bolts Fastener | | Material-01 | Carbon Steel / Alloy Steel / Stainless Steel | | Material-02 | Aluminum Alloy | | Coating | Plain / Zinc Plated / Dacromet / HDG | | Surface | White | | Packaging | Plastic Bag / Paper Box | | Nominal Diameter (D) | M6 M8 M10 M12 | | Pitch (P) | 1 - 3.5 | | Head Thickness | 4 -15 mm | | MOQ | 10000PCS | | Sample | Accept | | OEM & ODM Custom | Accept | | Logo Custom | Accept | | Transport Package | Standard Shipping Packaging or Customized | | Specification | Standard Specifications Or Customized | | Origin | Zhejiang, China | | Production Capacity | 5000000 PCS/Year | | Package Size | 100.00cm * 100.00cm * 100.00cm | | Package Gross Weight | 500.000kg | | Carbon Steel | suitable for ordinary conditions, low cost, and good load-bearing capacity. Heat treatment can be performed as needed to increase strength. | | Alloy Steel | usually adds elements such as chromium, nickel, and molybdenum to improve strength and high-temperature resistance, and is mostly used in demanding working environments. | | Stainless Steel | has good corrosion resistance and is suitable for humid or chemical environments. | | Aluminum alloy | It is lightweight and corrosion-resistant, and is suitable for applications where weight is required. | | Melting and casting | Select appropriate metal materials for melting and then cast into the basic shape of the bolt. | | Cold forging or hot forging | To improve the density and strength of the material, the initial forming of the bolt is usually cold forging or hot forging. | | Cutting | Includes mechanical processing processes such as turning and milling, which are used to form the shape of the screw, thread, and head. | | Heat treatment | Improve the mechanical properties of the bolt through quenching, tempering, etc., and improve its strength and durability. | | Surface treatment | In order to improve corrosion resistance or appearance, the bolt is often galvanized, sprayed, or other surface treatment processes. | | Raw material preparation | Select appropriate metal materials, such as steel or alloy materials, and pass acceptance to ensure qualified quality. | | Forming | Use forging and other processes to process metal materials into semi-finished products close to the shape of bolts. | | Inspection and packaging | After strict quality inspection, qualified bolts are packaged and prepared for shipment. | | Hexagonal bolts | The most common shape, with a hexagonal head, is easy to install and remove with a wrench. | | Round head bolts | The head is round and is usually used in places with high visual requirements. | | Square head bolts | The head is square and suitable for installation in small spaces. | | Special bolts | Such as bolts with anti-theft design, or customized bolts for specific purposes. | | Category | [Wedge & Through-Bolt Anchors](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) | ## Technical parameters | Product Information | | | --- | --- | | Name | Stainless Steel Internal Expansion Bolt | | Standard | National Standard | | Material | 304 Stainless Steel | | Surface | White | | Packaging | Plastic Bag / Paper Box | | Specifications | Casing Outer Diameter | Thread Nominal | Nominal Length | Casing Length | | --- | --- | --- | --- | --- | | M6x50(5pieces)304 | 8 | 50 | 54 | 40 | | M6x60(5pieces)304 | 8 | 60 | 64 | 50 | | M6x70(5pieces)304 | 8 | 70 | 74 | 60 | | M6x80(2pieces)304 | 8 | 80 | 84 | 70 | | M6x100(2pieces)304 | 8 | 100 | 104 | 90 | | M8x60(1pieces)304 | 10 | 60 | 65 | 45 | | M8x70(1pieces)304 | 10 | 70 | 75 | 55 | | M8x80(1pieces)304 | 10 | 80 | 85 | 65 | | M8x100(1pieces)304 | 10 | 100 | 105 | 85 | | M8x120(1pieces)304 | 10 | 120 | 125 | 105 | | M10x60(1pieces)304 | 12 | 60 | 66 | 45 | | M10x70(1pieces)304 | 12 | 70 | 76 | 55 | | M10x80(1pieces)304 | 12 | 80 | 86 | 65 | | M10x90(1pieces)304 | 12 | 90 | 96 | 75 | | M10x100(1pieces)304 | 12 | 100 | 106 | 85 | | M10x120(1pieces)304 | 12 | 120 | 126 | 105 | | M12x80(1pieces)304 | 16 | 80 | 88 | 60 | | M12x90(1pieces)304 | 16 | 90 | 98 | 70 | | M12x100(1pieces)304 | 16 | 100 | 108 | 80 | | M12x120(1pieces)304 | 16 | 120 | 128 | 100 | ## Description High Strength OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt is part of our wedge & through-bolt anchors range (Anchors & Construction Fixings). ### Key details - **Type:** Round Head - **Standard:** DIN, ANSI, GB, JIS, BSW, GOST - **Material:** Stainless Steel - **Grade:** 8.8 - **Head Style:** Round - **Finish:** Blue-White Zinc Plated - **Connection:** Common Bolt - **Application:** Machinery, Chemical Industry, Environmental, Building 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 – 2.40 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 OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt? The listed minimum order is 1,000 pieces, at US$0.12 – 2.40 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 OEM ODM Custom Internal Expansion Burst Wedge Anchor Bolt? Type: Round Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Stainless Steel; Grade: 8.8; Head Style: Round; Finish: Blue-White Zinc Plated. 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 wedge & through-bolt anchors are available? The Wedge & Through-Bolt Anchors category lists 1,201 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) 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 & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Wedge & Through-Bolt Anchors →](https://engineeringhardware.com/fastener-products/anchors-construction-fixings/wedge-through-bolt-anchors/) [![High Quality Carbon Steel Expansion Bolt/ Expansion Anchor/ Wedge Anchor/ Sleeve Anchor](https://img.engineeringhardware.com/High-Quality-Carbon-Steel-Expansion-Bolt-Expansion-Anchor-Wedge-Anchor-Sleeve-Anchor.webp)](https://engineeringhardware.com/product/high-quality-carbon-steel-expansion-bolt-expansion-anchor-wedge-anchor-sleeve-anchor/) Wedge & Through-Bolt Anchors ### [High Quality Carbon Steel Expansion Bolt/ Expansion Anchor/ Wedge Anchor/ Sleeve Anchor](https://engineeringhardware.com/product/high-quality-carbon-steel-expansion-bolt-expansion-anchor-wedge-anchor-sleeve-anchor/) Suspension Clamps · ASTM,BS,DIN **US$0.12 – 0.36**MOQ 5,000 pieces [![China Supplier, Stainless Steel Anchors, Zinc Plated Carbon Steel Wedge 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Anchor for Concrete, Curtain Wall Fixing](https://engineeringhardware.com/product/stainless-steel-wedge-anchor-for-concrete-curtain-wall-fixing/) DIN · Stainless Steel **US$0.11 – 0.35**MOQ 2,500 pieces [![Carbon Steel Wedge Anchor for Concrete Expansion Fixing](https://img.engineeringhardware.com/Carbon-Steel-Wedge-Anchor-for-Concrete-Expansion-Fixing.webp)](https://engineeringhardware.com/product/carbon-steel-wedge-anchor-for-concrete-expansion-fixing/) Wedge & Through-Bolt Anchors ### [Carbon Steel Wedge Anchor for Concrete Expansion Fixing](https://engineeringhardware.com/product/carbon-steel-wedge-anchor-for-concrete-expansion-fixing/) Hexagon Head · DIN **US$0.012**MOQ 10,000 pieces **US$0.12 – 2.40**MOQ 1,000 piecesGet a 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