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Bolts › U-Bolts & J-Bolts

U Shape Bolt DIN3570 U-Bolt with Hex Nut and Flat Washer

Updated 2026-11-04 · Markdown version

Model no. DIN 3570

US$0.024 / piece

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

Material: Stainless Steel
Head Style: Square
Standard: DIN
Grade: A2-70 A4-70
Finish: Polishing
Size: M10-M24
Thread: Unc
Package Size: 28.00cm * 27.00cm * 18.00cm

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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	Stainless Steel
Type	U Shape
Model NO.	DIN 3570
Connection	Common Bolt
Head Style	Square
Standard	DIN
Grade	A2-70 A4-70
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Polishing
Size	M10-M24
Samples	Free Samples When Is in Stock
Drawing	Accept
Quality	100% After Inspection
Thread	Unc
Delivery Time	Base on The Quantity
Transport Package	Plastic Bags and Cartons
Specification	280250180
Origin	China
HS Code	7318160000
Production Capacity	1000000 Pieces/ Month
Package Size	28.00cm * 27.00cm * 18.00cm
Package Gross Weight	1.000kg
Lead Time	7 days (1 - 1000 Pieces) To be negotiated ( > 1000 Pieces)
a) for round brackets	USt 37-1 according to DIN 17100 .Semi-finished product round steel according to DIN 1013
b) for nuts	strength class 5 according to DIN 267 sheet 4
Category	U-Bolts & J-Bolts

Technical parameters

Standard	DIN3570
Diameter	M10-M24
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	SS304,SS316,SS2205,SS2507
MOQ	1000
Surface treatment	Plain, black oxide
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

d
Nominal Diameter d	30	38	46	52	64	82	94	120	148
d1		25~26.9	30~33.7	38~42.4	44.5~48.3	57~60.3	76.1	88.9	108~114.3	133~139.7
d1	tube size	Metric	20	25	32	40	50	65	80	100	125
d1	Inch	3/4"	1"	1 1/4"	1 1/2"	2"	2 1/2"	3"	4"	-
b		40	40	50	50	50	50	50	60	60
ds		10	10	10	10	12	12	12	16	16
d3		M10	M10	M10	M10	M12	M12	M12	M16	M16
L		70	76	86	92	109	125	138	-	-
L1		28	31	37	40	49	57	66	171	191
n		40	48	56	62	76	94	106	136	164
per 1000 units≈kg	Type A		9.4	10.5	12	12.9	22.2	25.9	28.8	64	72.7
Type B		6.8	7.7	9	9.7	16.8	19.8	22.4	-	-
Nominal Diameter	176	202	228	282	332	378	428	530
d1		159~168.3	(191)~193.7	216~219.1	267~273	318~323.9	355.6~368	406.4~419	508~521
d1	tube size	Metric	150	-175	200	250	300	350	400	500
d1	Inch	-	-	-	-	-	-	-	-
b		60	60	70	70	70	70	70	70
ds		16	16	20	20	20	24	24	24
d3		M16	M16	M20	M20	M20	M24	M24	M24
L		-	-	-	-	-	-	-	-
L1		217	249	283	334	385	435	487	589
n		192	218	248	302	352	402	452	554
per 1000 units≈kg	Type A		83.4	95.8	169.8	202.8	235	382	429	522
Type B		-	-	-	-	-	-	-	-
1),L and b are minimum dimensions and apply to a plate thickness of 10 mm. 2),Material: a) for round brackets: USt 37-1 according to DIN 17100 .Semi-finished product round steel according to DIN 1013 b) for nuts: strength class 5 according to DIN 267 sheet 4

Description

U Shape Bolt DIN3570 U-Bolt with Hex Nut and Flat Washer is part of our u-bolts & j-bolts range (Bolts).

Key details

Type: U Shape
Standard: DIN
Material: Stainless Steel
Grade: A2-70 A4-70
Size: M10-M24
Thread: Unc
Head Style: Square
Finish: Polishing

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 U Shape Bolt DIN3570 U-Bolt with Hex Nut and Flat Washer?

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 U Shape Bolt DIN3570 U-Bolt with Hex Nut and Flat Washer?

Type: U Shape; Standard: DIN; Material: Stainless Steel; Grade: A2-70 A4-70; Size: M10-M24; Thread: Unc. 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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