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Bolts › U-Bolts & J-Bolts

Superior Quality U-Bolt for Enhanced Durability and Longevity

Updated 2026-11-04 · Markdown version

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

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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	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

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/

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$0.012 – 1.20MOQ 10,000 piecesGet a quote WA