---
title: "Superior Quality U-Bolt for Enhanced Durability and Longevity"
description: "Superior Quality U-Bolt for Enhanced Durability and Longevity — U-Bolts & J-Bolts. Material: Carbon Steel, Standard: DIN. MOQ 10,000 pieces, US$0.012 – 1.20."
url: https://engineeringhardware.com/product/superior-quality-u-bolt-for-enhanced-durability-and-longevity/
source: Engineering Hardware & Fasteners
---

# Superior Quality U-Bolt for Enhanced Durability and Longevity

[![Superior Quality U-Bolt for Enhanced Durability and Longevity](https://img.engineeringhardware.com/Superior-Quality-U-Bolt-for-Enhanced-Durability-and-Longevity.webp)](https://img.engineeringhardware.com/Superior-Quality-U-Bolt-for-Enhanced-Durability-and-Longevity.webp)

- Standard & made-to-drawing parts
- Checked before shipping
- Air, sea & express delivery

[Bolts › U-Bolts & J-Bolts](https://engineeringhardware.com/fastener-products/bolts/u-bolts-j-bolts/)

Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/superior-quality-u-bolt-for-enhanced-durability-and-longevity.md)

Model no. **GB DIN CUSTOMIZED JIS, BSW, GOST**

US$0.012 – 1.20 / piece

MOQ 10,000 pieces · Final price confirmed in your quote

- **Material:** Carbon Steel
- **Head Style:** Round
- **Standard:** DIN
- **Grade:** SAE J429 Gr.2, 5, 8; ASTM A307gr.a, Class 4.8, 5.8
- **Finish:** HDG, Zinc Plated, Black, Passivated, Nickle Plate
- **Length:** 1/4"~15 3/4", 6.5mm~400mm

Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Superior%20Quality%20U-Bolt%20for%20Enhanced%20Durability%20and%20Longevity%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fsuperior-quality-u-bolt-for-enhanced-durability-and-longevity%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 | Round Head |
| Model NO. | GB DIN CUSTOMIZED JIS, BSW, GOST |
| Connection | Common Bolt |
| Head Style | Round |
| Standard | DIN |
| Grade | SAE J429 Gr.2, 5, 8; ASTM A307gr.a, Class 4.8, 5.8 |
| Application | Machinery, Structural Steel; Metal Buliding; Oil&Gas;Tower&Po |
| Finish | HDG, Zinc Plated, Black, Passivated, Nickle Plate |
| Gauge | 4#~18#, 1/4", 5/16", 3/8", 7/16", 1/2", M6~ M36 |
| Length | 1/4"~15 3/4", 6.5mm~400mm |
| Specifications | DIN, Ifi, JIS, ISO, as, ASTM, ASME |
| Services | Good |
| .Logo | Can Be Provide |
| Transport Package | Bulk in Master Cartons, Then on Pallets |
| Specification | M6-M100 |
| Origin | Hebei |
| HS Code | 731815000 |
| Production Capacity | 10000ton/Year |
| Mainly Product | Screw |
| Category | [U-Bolts & J-Bolts](https://engineeringhardware.com/fastener-products/bolts/u-bolts-j-bolts/) |

## Technical parameters

| Specification: | DIN, IFI, JIS, ISO, AS, ASTM, ASME, According to customer's drawing and samples. |
| --- | --- |
| Material: | Carbon Steel, Stainless Steel, Alloy Steel, Aluminum, Brass. |
| Gauge: | 4#~18#, 1/4", 5/16", 3/8", 7/16", 1/2", M6~ M36 |
| Length: | 1/4"~15 3/4", 6.5mm~400mm |

| Catalog No. | Dimension | Rated Farilure Load(KN) | Weight(kg) |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| C | D | E | L | M |  |  |  |
| U-1240 | 40 | 12 | 45 | 80 | 12 | 35 | 0.39 |
| U-1440 | 40 | 14 | 60 | 90 | 14 | 35 | 0.42 |
| U-1470 | 70 | 14 | 70 | 120 | 14 | 40 | 0.46 |
| U-1670 | 70 | 16 | 70 | 140 | 16 | 50 | 0.80 |
| U-1870 | 70 | 18 | 80 | 105 | 18 | 60 | 0.86 |
| U-1880 | 80 | 18 | 60 | 105 | 18 | 60 | 0.88 |
| U-1890 | 90 | 18 | 60 | 110 | 18 | 60 | 0.90 |
| U-2070 | 70 | 20 | 90 | 115 | 20 | 70 | 1.20 |
| U-2080 | 80 | 20 | 70 | 115 | 20 | 70 | 1.70 |
| U-2090 | 90 | 20 | 90 | 120 | 20 | 70 | 1.28 |
| U-2280 | 80 | 22 | 90 | 130 | 22 | 100 | 1.30 |
| U-2290 | 90 | 22 | 100 | 140 | 22 | 100 | 1.34 |

## Description

Superior Quality U-Bolt for Enhanced Durability and Longevity is part of our u-bolts & j-bolts range (Bolts).

### Key details

- **Type:** Round Head
- **Standard:** DIN
- **Material:** Carbon Steel
- **Grade:** SAE J429 Gr.2, 5, 8; ASTM A307gr.a, Class 4.8, 5.8
- **Length:** 1/4"~15 3/4", 6.5mm~400mm
- **Head Style:** Round
- **Finish:** HDG, Zinc Plated, Black, Passivated, Nickle Plate
- **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 10,000 pieces at US$0.012 – 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 Superior Quality U-Bolt for Enhanced Durability and Longevity?

The listed minimum order is 10,000 pieces, at US$0.012 – 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 Superior Quality U-Bolt for Enhanced Durability and Longevity?

Type: Round Head; Standard: DIN; Material: Carbon Steel; Grade: SAE J429 Gr.2, 5, 8; ASTM A307gr.a, Class 4.8, 5.8; Length: 1/4"~15 3/4", 6.5mm~400mm; Head Style: Round. 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 u-bolts & j-bolts are available?

The U-Bolts & J-Bolts category lists 2,391 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/bolts/u-bolts-j-bolts/](https://engineeringhardware.com/fastener-products/bolts/u-bolts-j-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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