---
title: "Full Thread Half Thread Blue White Zinc Plated Flange Bolt"
description: "Full Thread Half Thread Blue White Zinc Plated Flange Bolt — Flange Bolts. Material: Carbon Steel, Standard: DIN. MOQ 1,000 pieces, US$0.024."
url: https://engineeringhardware.com/product/full-thread-half-thread-blue-white-zinc-plated-flange-bolt/
source: Engineering Hardware & Fasteners
---

# Full Thread Half Thread Blue White Zinc Plated Flange Bolt

[![Full Thread Half Thread Blue White Zinc Plated Flange Bolt](https://img.engineeringhardware.com/Full-Thread-Half-Thread-Blue-White-Zinc-Plated-Flange-Bolt.webp)](https://img.engineeringhardware.com/Full-Thread-Half-Thread-Blue-White-Zinc-Plated-Flange-Bolt.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/full-thread-half-thread-blue-white-zinc-plated-flange-bolt.md)

Model no. **DIN6921**

US$0.024 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

- **Material:** Carbon Steel
- **Head Style:** Hexagonal
- **Standard:** DIN
- **Grade:** 8.8
- **Finish:** Blue-White Zinc Plated
- **Size:** M3-M30
- **Thread:** Unc,Unf
- **Package Size:** 25.00cm * 18.00cm * 18.00cm

Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Full%20Thread%20Half%20Thread%20Blue%20White%20Zinc%20Plated%20Flange%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffull-thread-half-thread-blue-white-zinc-plated-flange-bolt%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 | Hexagon Head |
| Model NO. | DIN6921 |
| Connection | Common Bolt |
| Head Style | Hexagonal |
| Standard | DIN |
| Grade | 8.8 |
| Application | Machinery, Chemical Industry, Environmental, Building |
| Finish | Blue-White Zinc Plated |
| Size | M3-M30 |
| Samples | Free Samples When Is in Stock |
| Drawing | Accept |
| Quality | 100% After Inspection |
| Thread | Unc,Unf |
| Delivery Time | Base on The Quantity |
| Transport Package | Plastic Bags and Cartons |
| Specification | 280*250*180 |
| Origin | China |
| HS Code | 7318160000 |
| Production Capacity | 3000000 Pieces/ Month |
| Package Size | 25.00cm * 18.00cm * 18.00cm |
| Package Gross Weight | 10.000kg |
| Lead Time | 7 days (1 - 1000 Pieces) To be negotiated ( > 1000 Pieces) |
| Category | [Flange Bolts](https://engineeringhardware.com/fastener-products/bolts/flange-bolts/) |

## Technical parameters

| Standard | DIN6921 |
| --- | --- |
| Diameter | M3-M30 |
| sample service | Free sample but freight cost is paid by customers(when sample is in stock) sample fee(when samples need to be customized) |
| Material | carbon steel, alloy steel |
| MOQ | 1000 |
| Surface treatment | black oxide, zinc plated,HDG, etc |
| Package | Plastic bag, Boxes and cartons, Pallets, Customized |
| Price terms | EXW, FOB, CIF, etc. |
| Payment terms | T/T, Paypal, L/C, Western union, etc. |
| Certifications | ISO 9001 |
| Note | Free Samples could be provided for standard fastener |

| Screw Thread d | M5 | M6 | M8 | M10 | M12 | M14 | M16 | M20 |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| P | Pitch | Coarse thread | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2 | 2.5 |
| Fine thread-1 | / | / | 1 | 1.25 | 1.5 | 1.5 | 1.5 | 1.5 |  |  |
| Fine thread-2 | / | / | / | 1 | 1.25 | / | / | / |  |  |
| b | L≤125 | 16 | 18 | 22 | 26 | 30 | 34 | 38 | 46 |  |
| 125 | / | / | 28 | 32 | 36 | 40 | 44 | 52 |  |  |
| L>200 | / | / | / | / | / | / | 57 | 65 |  |  |
| c | min | 1 | 1.1 | 1.2 | 1.5 | 1.8 | 2.1 | 2.4 | 3 |  |
| da | Form A | max | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 15.7 | 17.7 | 22.4 |
| Form B | max | 6.2 | 7.4 | 10 | 12.6 | 15.2 | 17.7 | 20.7 | 25.7 |  |
| dc | max | 11.8 | 14.2 | 18 | 22.3 | 26.6 | 30.5 | 35 | 43 |  |
| ds | max | 5 | 6 | 8 | 10 | 12 | 14 | 16 | 20 |  |
| min | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 13.73 | 15.73 | 19.67 |  |  |
| du | max | 5.5 | 6.6 | 9 | 11 | 13.5 | 15.5 | 17.5 | 22 |  |
| dw | min | 9.8 | 12.2 | 15.8 | 19.6 | 23.8 | 27.6 | 31.9 | 39.9 |  |
| e | min | 8.71 | 10.95 | 14.26 | 16.5 | 17.62 | 19.86 | 23.15 | 29.87 |  |
| f | max | 1.4 | 2 | 2 | 2 | 3 | 3 | 3 | 4 |  |
| k | max | 5.4 | 6.6 | 8.1 | 9.2 | 11.5 | 12.8 | 14.4 | 17.1 |  |
| k1 | min | 2 | 2.5 | 3.2 | 3.6 | 4.6 | 5.1 | 5.8 | 6.8 |  |
| r1 | min | 0.25 | 0.4 | 0.4 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 |  |
| r2 | max | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.9 | 1 | 1.2 |  |
| r3 | min | 0.1 | 0.1 | 0.15 | 0.2 | 0.25 | 0.3 | 0.35 | 0.4 |  |
| r4 | ≈ | 3 | 3.4 | 4.3 | 4.3 | 6.4 | 6.4 | 6.4 | 8.5 |  |
| s | max=nominal size | 8 | 10 | 13 | 15 | 16 | 18 | 21 | 27 |  |
| min | 7.78 | 9.78 | 12.73 | 14.73 | 15.73 | 17.73 | 20.67 | 26.67 |  |  |

## Description

Full Thread Half Thread Blue White Zinc Plated Flange Bolt is part of our flange bolts range (Bolts).

### Key details

- **Type:** Hexagon Head
- **Standard:** DIN
- **Material:** Carbon Steel
- **Grade:** 8.8
- **Size:** M3-M30
- **Thread:** Unc,Unf
- **Head Style:** Hexagonal
- **Finish:** Blue-White Zinc Plated

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$0.024 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 Full Thread Half Thread Blue White Zinc Plated Flange Bolt?

The listed minimum order is 1,000 pieces, at US$0.024 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 Full Thread Half Thread Blue White Zinc Plated Flange Bolt?

Type: Hexagon Head; Standard: DIN; Material: Carbon Steel; Grade: 8.8; Size: M3-M30; Thread: Unc,Unf. 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 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

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**US$0.024**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%20Full%20Thread%20Half%20Thread%20Blue%20White%20Zinc%20Plated%20Flange%20Bolt%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Ffull-thread-half-thread-blue-white-zinc-plated-flange-bolt%2F)