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ASTM A325 Heavy Hex Structural Bolt

Updated 2026-11-04 · Markdown version

US$0.012 – 0.12 / piece

MOQ 1 piece · Final price confirmed in your quote

Material: Stainless Steel
Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Grade: A2 A4
Other Material: Carbon Steel

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	Hexagon Head
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, BSW, GOST
Grade	A2 A4
Capacity	300tons/Month
Other Material	Carbon Steel
Transport Package	Pallet
Specification	M3-M24
Origin	China
HS Code	7318159090
Production Capacity	300tons/Month
Category	Structural & Heavy Hex Bolts

Technical parameters

Items	Hex Flange Nut/ Hex Nut/Nylon Insert Nut/Rivet Nut/Wing Nut/Spring Nut/Square Nut......
Material	Stainless Steel A2 A4 A8/Carbon Steel/Brass/Alloy Steel
Grade	A2-70 A2-80 A4-70 A4-80 A8; Class 4/5/6/8/10/12;Grade 2/5/8
Standard	DIN;ISO;ASME;GB;BS;IFI;GOST....and customized
Surface	Black;Zinc Plate;Dacromet;Ruspert;Magni;Zinc-Nickel;Plain;HDG
Package	Box;Plastic Bag;Plastic Bucket;Blister Box;Pallet Carton...
Sample	Available
EU CBAM	Available

Items	U Bolt/Hex Flange Bolt/ Hex bolt/Hammer Bolt/Socket Bolt/Carriage Bolt/Hanger Bolt/Wing Bolt/Eye bolt/Weld bolt/Clinch Bolt/ Thread Bar/Thread Rod
Material	Stainless Steel A2 A4 A8/Carbon Steel/Brass/Alloy Steel
Grade	A2-70 A2-80 A4-70 A4-80 A8; Class 4.6/4.8/5.6/6.8/8.8/10.9/12.9;Grade 2/5/8
Standard	DIN;ISO;ASME;GB;BS;IFI;GOST....and customized
Surface	Black;Zinc Plate;Dacromet;Ruspert;Magni;Zinc-Nickel;Plain;HDG
Package	Box;Plastic Bag;Plastic Bucket;Blister Box;Pallet Carton...
Sample	Available
EU CBAM	Available

Items	Chipboard Screw/ Wood Scew/ Roofing Screw/Decking Screw/ Facade Screw/Drywall Screw/Set Screw/Drilling Screw/ Euro Screw/ Window Screw/ Bimetal
Material	Stainless Steel C1 A2 A4 /Carbon Steel/Brass/Alloy Steel
Grade	A2-70 A2-80 A4-70 A4-80
Standard	DIN;ISO;ASME;GB;BS;IFI;GOST....and customized
Surface	Black;Zinc Plate;Dacromet;Ruspert;Magni;Zinc-Nickel;Plain;HDG
Package	Box;Plastic Bag;Plastic Bucket;Blister Box;Pallet Carton...
Sample	Available
EU CBAM	Available

Description

ASTM A325 Heavy Hex Structural Bolt is part of our structural & heavy hex bolts range (Bolts).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Material: Stainless Steel
Grade: A2 A4
Head Style: Hexagonal
Connection: Common Bolt
Capacity: 300tons/Month
Other Material: Carbon Steel

Available configurations include material, head style, standard, grade and other material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1 piece 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 ASTM A325 Heavy Hex Structural Bolt?

The listed minimum order is 1 piece, 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 ASTM A325 Heavy Hex Structural Bolt?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Stainless Steel; Grade: A2 A4; Head Style: Hexagonal; Connection: Common Bolt. 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 other material. 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 structural & heavy hex bolts are available?

The Structural & Heavy Hex Bolts category lists 2,565 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/bolts/structural-heavy-hex-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 1 pieceGet a quote WA