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DIN 3570 HDG ASTM A193 B7 U Bolt
  • Standard & made-to-drawing parts
  • Checked before shipping
  • Air, sea & express delivery
Bolts › U-Bolts & J-Bolts

DIN 3570 HDG ASTM A193 B7 U Bolt

Updated 2026-11-04 · Markdown version

Model no. U Bolt

US$0.061,000–9,999 pieces US$0.03610,000–99,999 pieces US$0.012100,000+ pieces

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

Material
Carbon Steel;Stainless Steel;Alloy Steel
Head Style
U Type
Standard
DIN, ANSI, GB, JIS, BSW, GOST, Customized
Grade
DIN3570 or Custom
Finish
Hot Galvanizing
Size-Length
<800mm or 30"
Package Size
26.50cm * 26.50cm * 16.00cm
Diameter
1/4"-1 1/2",M12-M36

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

CustomizationAvailable
MaterialCarbon Steel;Stainless Steel;Alloy Steel
TypeU Type
Model NO.U Bolt
ConnectionCommon Bolt
Head StyleU Type
StandardDIN, ANSI, GB, JIS, BSW, GOST, Customized
GradeDIN3570 or Custom
ApplicationMachinery, Chemical Industry, Environmental, Building
FinishHot Galvanizing
Size-Length<800mm or 30"
CertificateISO9001/Ts16949/Mtc
Lead Timein Stock or About 35 Days of Production Time.
SampleAvailable for Test
Supply Ability500 Ton/Tons Per Month
Transport PackagePlastic Bag+ Carton+Wood Pallet
Specification1/4"-1 1/2", M12-M36
OriginShanghai, China
HS Code731815000
Production Capacity1500 Tons/Month
Package Size26.50cm * 26.50cm * 16.00cm
Package Gross Weight25.000kg
Diameter1/4"-1 1/2",M12-M36
Length≤800mm or 30"
ThreadM, UNC, UNF
Packingbulk in cartons (25kg Max.)+wood Pallet or according to special customer demand
EquipmentCaliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter
Minimum order500KG or according to customer demand
Trade TermFOB/CIF/CFR/CNF/EXW/DDU/DDP
PaymentT/T, L/C, West Union, Paypal. etc
MarketEurope/South&north America/East&South east Asia/Middle East/Australia and etc.
ProfessionalMore than 10 years of experience in the fasteners industry Our Main market is North&South America and proficient in DIN/ASME/ASTM/IFI standards.
Our advantageOne-stop shopping; High quality; Competitive price; Timely delivery; Technical support; Supply Material and Test Reports; Samples for free
NoticePlease let us know the Size, quantity, Material or Grade, and surface, If it is unique and Non-standard product, please supply the Drawing or Photos or Samples to us
CategoryU-Bolts & J-Bolts

Technical parameters

Standard:IFI-136, DIN3570, or custom demand
Diameter:1/4"-1 1/2",M12-M36
Length:≤800mm or 30"
Material:Carbon Steel, Alloy Steel, Stainless Steel, Brass
Grade:SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9; A2-70, A4-70, A4-80.etc.
Thread:M, UNC, UNF
Finish:Plain, Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome, PTFE, Dacromet, Geomet, Magni, Zinc Nickel, Zinteck.
Packing:bulk in cartons (25kg Max.)+wood Pallet or according to special customer demand
Application:Structural Steel; Metal Building; Oil&Gas;Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating
Equipment:Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter
Supply Ability:1500 tons per month
Minimum order:500KG or according to customer demand
Trade Term:FOB/CIF/CFR/CNF/EXW/DDU/DDP
Payment:T/T, L/C, West Union, Paypal. etc
Market:Europe/South&north America/East&South east Asia/Middle East/Australia and etc.
Professional:More than 10 years of experience in the fasteners industry Our Main market is North&South America and proficient in DIN/ASME/ASTM/IFI standards.
Our advantage:One-stop shopping; High quality; Competitive price; Timely delivery; Technical support; Supply Material and Test Reports; Samples for free
Notice:Please let us know the Size, quantity, Material or Grade, and surface, If it is unique and Non-standard product, please supply the Drawing or Photos or Samples to us

Description

DIN 3570 HDG ASTM A193 B7 U Bolt is part of our u-bolts & j-bolts range (Bolts).

Key details

  • Type: U Type
  • Standard: DIN, ANSI, GB, JIS, BSW, GOST, Customized
  • Material: Carbon Steel;Stainless Steel;Alloy Steel
  • Grade: DIN3570 or Custom
  • Diameter: 1/4"-1 1/2",M12-M36
  • Thread: M, UNC, UNF
  • Length: ≤800mm or 30"
  • Head Style: U Type

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$0.012 – 0.06 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 DIN 3570 HDG ASTM A193 B7 U Bolt?

The listed minimum order is 1,000 pieces, at US$0.012 – 0.06 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$0.06 for 1,000–9,999 pieces; US$0.036 for 10,000–99,999 pieces; US$0.012 for 100,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of DIN 3570 HDG ASTM A193 B7 U Bolt?

Type: U Type; Standard: DIN, ANSI, GB, JIS, BSW, GOST, Customized; Material: Carbon Steel;Stainless Steel;Alloy Steel; Grade: DIN3570 or Custom; Diameter: 1/4"-1 1/2",M12-M36; Thread: M, UNC, UNF. 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 – 0.06MOQ 1,000 piecesGet a quote