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DIN3570 Full Thread Standard Size Stainless Steel A2-70 U Bolt Headless U Shape Pipe Clamp Fastener

Updated 2026-11-04 · Markdown version

US$0.012 – 0.12 / piece

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

Material: Duplex Stainless Steel
Head Style: Headless U Shape
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Grade: A2-70 / A4-80 Stainless Steel
Customized: Custom Size & Drawing Support
Thread Specification: Optional Full & Half Metric Thread
Surface Treatment: Passivation, Plain Finish
Tolerance Grade: ISO 2768-Mk General Dimensional Tolerance

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	Duplex Stainless Steel
Type	U Shaped Bolt
Groove	None / No Slot
Connection	U Pipe Clamp Fastener
Head Style	Headless U Shape
Standard	DIN, GB, ANSI, BSW, JIS, GOST
Grade	A2-70 / A4-80 Stainless Steel
Customized	Custom Size & Drawing Support
Drawing	Yes
Application	Solar PV Bracket & Pipeline Fixing
Process	CNC Cold Precision Bending Forming
Service	OEM Available, ISO9001 Certified
Thread Specification	Optional Full & Half Metric Thread
Surface Treatment	Passivation, Plain Finish
Tolerance Grade	ISO 2768-Mk General Dimensional Tolerance
Corrosion Resistance	Anti-Corrosion Stainless Steel Series
Knurl Specification	N/a, Smooth Bolt Surface Without Knurl
Key Features	Smooth Surface, High Anti-Corrosion Performance
Transport Package	Polybag+Export Strong Carton
Specification	Metric M3-M64
Origin	China
HS Code	7318159090
Production Capacity	100ton/Month
Package Size	30.00cm * 20.00cm * 20.00cm
Package Gross Weight	0.500kg
Non-standard parts	15-25days
Category	U-Bolts & J-Bolts

Technical parameters

Item	Details
Raw Material & Grade	SS304, SS316, SS316L, 2205 duplex stainless steel; strength grades A2-70, A4-70, A4-80
Size Range	Standard metric M3-M64; custom non-standard sizes supported per drawings or samples
Applicable Standards	DIN3570, GB, ISO, ANSI/ASTM, BS, BSW, JIS, GOST
Manufacturing Process	CNC cold precision bending forming, smooth surface without knurls
Thread Option	Full metric thread or half metric thread optional
Surface Finish	Plain original finish, passivation for enhanced anti-corrosion performance
Dimensional Tolerance	Comply with ISO 2768-Mk general dimensional tolerance standard
Structural Feature	Headless slot-free U shape, no protruded head for easy mounting
Core Advantages	Excellent anti-corrosion, stable mechanical strength, high dimensional accuracy
Main Application	Solar PV bracket installation, pipeline clamping & mechanical fixing
Custom Service	OEM & ODM available, custom size, finish and packaging supported
Quality Certification	ISO9001 certified, full pre-delivery inspection for all batches
Sample Policy	Free standard samples, buyer only bears courier cost
Origin	Jiaxing, Zhejiang, China
Export Package	Polybag inside + export cartons on pallets, customizable packaging
Payment Terms	Flexible terms including T/T and irrevocable L/C

Description

DIN3570 Full Thread Standard Size Stainless Steel A2-70 U Bolt Headless U Shape Pipe Clamp Fastener is part of our u-bolts & j-bolts range (Bolts).

Key details

Type: U Shaped Bolt
Standard: DIN, GB, ANSI, BSW, JIS, GOST
Material: Duplex Stainless Steel
Grade: A2-70 / A4-80 Stainless Steel
Head Style: Headless U Shape
Groove: None / No Slot
Surface Treatment: Passivation, Plain Finish
Connection: U Pipe Clamp Fastener

Available configurations include material, head style, standard, grade and customized. 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 – 0.12 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 DIN3570 Full Thread Standard Size Stainless Steel A2-70 U Bolt Headless U Shape Pipe Clamp Fastener?

The listed minimum order is 10,000 pieces, at US$0.012 – 0.12 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 DIN3570 Full Thread Standard Size Stainless Steel A2-70 U Bolt Headless U Shape Pipe Clamp Fastener?

Type: U Shaped Bolt; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Duplex Stainless Steel; Grade: A2-70 / A4-80 Stainless Steel; Head Style: Headless U Shape; Groove: None / No Slot. 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 customized. 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 – 0.12MOQ 10,000 piecesGet a quote WA