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Bolts › U-Bolts & J-Bolts

Customizable Round Steel U-Bolt Clamp with Nuts for Power Distribution

Updated 2026-11-04 · Markdown version

Model no. U BOLT

US$0.0121,000–999,999 pieces

US$0.00121,000,000+ pieces

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

Material: Carbon Steel
Head Style: U Type
Standard: DIN, ANSI
Grade: 4.8
Finish: Hot Galvanizing
Package Size: 25.00cm * 25.00cm * 13.50cm

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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	U Head
Model NO.	U BOLT
Connection	Common Bolt
Head Style	U Type
Standard	DIN, ANSI
Grade	4.8
Application	Chemical Industry, Environmental
Finish	Hot Galvanizing
MOQ	1000PCS
Delivery Time	25 Days
Durability	Enhanced
Sample	Free
Transport Package	25kg/Carton+Pallet
Specification	M5-40
Origin	Ningbo, Zhejiang
HS Code	7318159001
Production Capacity	2500 Tons/Month
Package Size	25.00cm * 25.00cm * 13.50cm
Package Gross Weight	25.000kg
Format	"Bolt Diameter * Inner Diameter"
ISO 9001	2015
Category	U-Bolts & J-Bolts

Technical parameters

Material	High-quality carbon steel round bar (e.g., Q235B, Q345B).
Surface Treatment (Color)	Hot-Dip Galvanized (HDG)
Standards	Commonly manufactured according to Chinese power industry specifications. General dimensions and tolerances reference GB/T standards.
Model Interpretation	Format: "Bolt Diameter * Inner Diameter" (e.g., 16 * 160). • First Number: Nominal diameter of the U-bolt rod (mm). • Second Number: Inner diameter of the clamp, designed to fit a pole of that diameter (mm).
Size Range	Bolt Diameter (d): M16, M18.Inner Diameter (D): Customizable from 130mm to 500mm.Leg Length (L): Determined by total installation thickness (pole diameter + accessory thickness). Can be produced per customer drawing.
Mechanical Grade	Bolt material typically corresponds to Grade 4.8 or 8.8.
Standard Package (Per Set)	1 U-Bolt + 2 Hex Nuts + 2 Flat Washers. All components are hot-dip galvanized. (Spring washers or saddle plates available upon request).
Typical Applications	Fixing crossarms, insulators, lightning arresters, and cable brackets to utility poles in power transmission and distribution lines. Also used for telecommunication poles and street light pole mounting.
Certification	ISO 9001:2015
web	sinofastener.en.made-in-china.com

Description

Customizable Round Steel U-Bolt Clamp with Nuts for Power Distribution is part of our u-bolts & j-bolts range (Bolts).

Key details

Type: U Head
Standard: DIN, ANSI
Material: Carbon Steel
Grade: 4.8
Head Style: U Type
Finish: Hot Galvanizing
Connection: Common Bolt
Application: Chemical Industry, Environmental

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$0.0012 – 0.012 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 Customizable Round Steel U-Bolt Clamp with Nuts for Power Distribution?

The listed minimum order is 1,000 pieces, at US$0.0012 – 0.012 per piece. 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$0.012 for 1,000–999,999 pieces; US$0.0012 for 1,000,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Customizable Round Steel U-Bolt Clamp with Nuts for Power Distribution?

Type: U Head; Standard: DIN, ANSI; Material: Carbon Steel; Grade: 4.8; Head Style: U Type; Finish: Hot Galvanizing. 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/

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

More about us → · Request a sample or custom quote →

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US$0.0012 – 0.012MOQ 1,000 piecesGet a quote WA