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Round U-Bolt Customized

U-bolts are U-shaped fasteners with two threaded legs, used with nuts and a plate or saddle to clamp, support, or secure pipes, tubes, beams, and equipment. Available in standard, round bend, and square bend designs for a wide range of industrial, automotive, marine, and construction applications.

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U-Bolt

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Product introduction

螺纹尺寸
d

1/4
U04C012

1/4
U04C013

1/4
U04C022

1/4
U04C017

1/4
U04C020

1/4
U04C031

1/4
U04C023

1/4
U04C027

1/4
U04C034

1/4
U04C030

1/4
U04C032

5/16
U05C021

5/16
U05C022

5/16
U05C023

5/16
U05C026

PP
L	公称
	最大值
	最小值
n	公称
	最大值
	最小值
b	最大值
	最小值

20	20	20	20	20	20	20	20	20	20	20	18	18	18	18
1.25	1.25	2.25	1.75	2	3.125	2.25	2.75	3.438	3	3.25	2.188	2.188	2.188	2.688
1.28	1.28	2.28	1.78	2.03	3.155	2.28	2.78	3.468	3.03	3.28	2.218	2.218	2.218	2.718
1.22	1.22	2.22	1.72	1.97	3.095	2.22	2.72	3.408	2.97	3.22	2.158	2.158	2.158	2.658
0.563	0.75	0.75	1	1	1	1.125	1.125	1.125	1.25	1.25	1.375	1.375	1.5	1.5
0.593	0.78	0.78	1.03	1.03	1.03	1.155	1.155	1.155	1.28	1.28	1.405	1.405	1.53	1.53
0.533	0.72	0.72	0.97	0.97	0.97	1.095	1.095	1.095	1.22	1.22	1.345	1.345	1.47	1.47
0.81	0.685	1.56	1.06	1.06	1.56	1.31	1.435	2.435	1.435	1.435	1.435	1.06	1.06	1.185
0.69	0.565	1.44	0.94	0.94	1.44	1.19	1.315	2.315	1.315	1.315	1.315	0.94	0.94	1.065

螺纹尺寸
d

5/16
U05C045

5/16
U05C027

5/16
U05C047

5/16
U05C032

5/16
U05C056

5/16
U05C037

3/8
U06C022

3/8
U06C023

3/8
U06C025

3/8
U06C027

3/8
U06C026

3/8
U06C031

3/8
U06C036

3/8
U06C066

3/8
U06C041

PP
L	公称
	最大值
	最小值
n	公称
	最大值
	最小值
b	最大值
	最小值

18	18	18	18	18	18	16	16	16	16	16	16	16	16	16
4.5	2.688	4.75	3.188	5.625	3.688	2.25	2.25	2.5	2.75	2.625	3.125	3.625	6.625	4.125
4.53	2.718	4.78	3.218	5.685	3.718	2.28	2.28	2.53	2.78	2.655	3.155	3.655	6.685	4.155
4.47	2.658	4.72	3.158	5.565	3.658	2.22	2.22	2.47	2.72	2.595	3.095	3.595	6.565	4.095
1.75	1.75	1.75	1.75	2	2	2	2	2.5	2.5	2.5	3	3	3	3
1.78	1.78	1.78	1.78	2.03	2.03	2.03	2.03	2.53	2.53	2.53	3.03	3.03	3.03	3.03
1.72	1.72	1.72	1.72	1.97	1.97	1.97	1.97	2.47	2.47	2.47	2.97	2.97	2.97	2.97
2.06	1.06	3.06	1.06	3.06	1.06	1.31	1.31	1.31	1.185	1.31	1.31	1.31	3.06	1.31
1.94	0.94	2.94	0.94	2.94	0.94	1.19	1.19	1.19	1.065	1.19	1.19	1.19	2.94	1.19

螺纹尺寸
d

3/8
U06C055

1/2
U08C045

1/2
U08C050

1/2
U08C085

1/2
U08C055

1/2
U08C060

1/2
U08C072

1/2
U08C084

1/2
U08C104

3/4
U12C138

7/8
U14C161

7/8
U14C173

7/8
U14C193

1
U16C217

PP
L	公称
	最大值
	最小值
n	公称
	最大值
	最小值
b	最大值
	最小值

16	13	13	13	13	13	13	13	13	10	9	9	9	8
5.5	4.5	5	8.5	5.5	6	7.25	8.375	10.375	13.813	16.063	17.313	19.313	21.688
5.56	4.53	5.06	8.59	5.56	6.06	7.31	8.465	10.465	13.933	16.183	17.433	19.433	21.808
5.44	4.47	4.94	8.41	5.44	5.94	7.19	8.285	10.285	13.693	15.943	17.193	19.193	21.568
3.5	3.5	3.5	4	4	4.5	5.625	6.75	8.75	10.875	12.875	14.125	16.125	18.125
3.53	3.53	3.53	4.03	4.03	4.53	5.685	6.81	8.84	10.965	12.995	14.245	16.245	18.245
3.47	3.47	3.47	3.97	3.97	4.47	5.565	6.69	8.93	11.055	12.755	14.005	16.005	18.005
2.31	1.685	1.56	3.06	1.56	1.56	2.06	2.06	2.06	4.06	4.31	4.31	4.31	4.81
2.19	1.565	1.44	2.94	1.44	1.44	1.94	1.94	1.94	3.94	4.19	4.19	4.19	4.69

Product Overview

Item	Details
Product Name	U-Bolt, Round U-Bolt, Square U-Bolt
Category	Fasteners / Bolts / U-Bolts
Material	Carbon Steel, Stainless Steel 304/316, Alloy Steel, Brass (optional)
Grade	4.8, 6.8, 8.8, 10.9, 12.9; A2-70, A4-80
Surface Finish	Plain, Zinc Plated, Hot Dip Galvanized (HDG), Black Oxide, Nickel Plated, Dacromet, PTFE
Thread Type	Metric / Imperial, Coarse / Fine, UNC / UNF / BSP
Size Range	M6 – M36; 1/4" – 1-1/2"; custom sizes available
Bend Type	Round Bend, Square Bend, Standard U-Bend
Standard	DIN, ANSI/ASME, ISO, or custom drawings
Accessories	Nuts, washers, saddle plates, backing plates (optional)
Packaging	Bulk, carton, wooden pallet, or customized packaging
MOQ	Negotiable
Lead Time	15–30 days depending on quantity and customization
Payment Terms	T/T, L/C, Western Union, etc.

Available Types

1. Standard U-Bolt

A general-purpose U-shaped bolt with two threaded legs. Used with a plate and nuts to clamp or secure objects. Suitable for a wide range of fastening and support applications.

2. Round U-Bolt

Designed with a round bend to match the contour of pipes, tubes, and round bars. The inside width is sized to the outside diameter of the pipe or tube to provide a secure fit without crushing or deformation.
Typical applications: pipe support, plumbing, exhaust systems, automotive suspension, marine hardware.

3. Square U-Bolt

Designed with a square bend to fit square tubing, square beams, and flat surfaces. Provides stable mounting and prevents rotation.
Typical applications: trailer frames, racks, agricultural equipment, signposts, structural mounting.

Key Features

High tensile strength and load capacity

Excellent corrosion resistance

Precision threads for easy installation

Uniform bend radius for a secure fit

Available in metric and imperial sizes

Custom dimensions, materials, and finishes available

Matching nuts, washers, and plates can be supplied

Suitable for indoor and outdoor use

Applications

Automotive: exhaust systems, suspension, chassis, leaf springs

Construction: pipe supports, structural fastening, scaffolding

Marine: boat trailers, dock hardware, mooring systems

Agriculture: equipment mounting, fencing, farm machinery

Industrial: machinery, conveyors, racking, pipework

Home & DIY: signs, antennas, furniture, garden structures

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Jinan Western Industrial park, Jinan City, Shandong Province

+8618865953895

monikazhang@jnmeierde.com

davidli@jnmeierde.com

www.jnmeierde.com

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