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Square Nut Type a B Automatic Pipe Fitting Square Welding Nut

Updated 2026-11-04 · Markdown version

Model no. DIN982

US$0.12 – 0.60 / piece

MOQ 1 piece · Final price confirmed in your quote

Head Style: Square
Standard: DIN, ANSI, GB, BSW
Grade: 4.8
Thread: Coarse/ Fine
Specific Sizes: Customize
Package Size: 25.00cm * 25.00cm * 15.00cm
Material: Carbon Steel
SIZE: M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64 M68 M72 M73 M80 M85 M90 M100

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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

Model NO.	DIN982
Connection	Common Bolt
Head Style	Square
Standard	DIN, ANSI, GB, BSW
Grade	4.8
Thread	Coarse/ Fine
Package	Plastic Bag/Carton Package/Customize
Deliver Time	Follow Customer's Request
Specific Sizes	Customize
Transport Package	25kgs Ctns/Bags We Can Follow Customer's Request
Specification	M3-M100, 1/8'' -4''
Origin	Handan City
HS Code	731816
Production Capacity	50000000
Package Size	25.00cm * 25.00cm * 15.00cm
Package Gross Weight	25.000kg
Customization	Available
Material	Carbon Steel
Type	Square Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
In automobile manufacturing	the load-bearing parts such as the body frame and chassis.
On mechanical equipment	heavy equipment brackets and protective covers are connected.
On the steel structure of buildings	reinforcement of beam column nodes for bridges and factories.
On electronic cabinets	detachable installation of internal circuit boards or components.
ITEM NAME	Square Weld nuts
SIZE	M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64 M68 M72 M73 M80 M85 M90 M100
SIZE	1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
FINISH	PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,
Core Products	- Nuts and bolts of various specifications
Our products adhere to international standards, including	- DIN(German Standard)
PACKAGE	25kgs Box with Pallet, 25kgs woven bags, 25 kgs Gunny bags , or we can follow customer's request
Category	Square Nuts

Technical parameters

ITEM NAME:	Square Weld nuts
MATERIAL:	Carbon steel SAE1008 / C1010 / C1020 / 10B21 / 20MnTib / 40Cr / 35Croma / Q355 etc.
STANDARD:	GB / DIN / ASME/ANSI / BSW
GRADE:	Gr4 / Gr6 / Gr8 / Gr10 / Gr12 / Class2 / Class5 / Class8 / 2H Heavy Nut
SIZE :	M6 M8 M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M33 M36 M39 M42 M45 M48 M52 M56 M60 M64 M68 M72 M73 M80 M85 M90 M100
SIZE:	1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
FINISH :	PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,

Description

Square Nut Type a B Automatic Pipe Fitting Square Welding Nut is part of our square nuts range (Nuts).

Key details

Type: Square Head
Standard: DIN, ANSI, GB, BSW
Material: Carbon Steel
Grade: 4.8
SIZE: 1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"
Thread: Coarse/ Fine
Head Style: Square
FINISH: PLAIN, ZP, YZP, HDG, Dacromet, Black Oxide ,Cr3+ , Mechanical Galvanizing,

Available configurations include head style, standard, grade, thread and specific sizes. 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$0.12 – 0.60 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 Square Nut Type a B Automatic Pipe Fitting Square Welding Nut?

The listed minimum order is 1 piece, at US$0.12 – 0.60 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 Square Nut Type a B Automatic Pipe Fitting Square Welding Nut?

Type: Square Head; Standard: DIN, ANSI, GB, BSW; Material: Carbon Steel; Grade: 4.8; SIZE: 1/8" 1/4" 5/16" 3/8" 7/16" 1/2" 5/8" 3/4" 7/8" 1" 1-1/4" 1-1/2" 1-3/4" 2" 3" 4"; Thread: Coarse/ Fine. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, thread and specific sizes. 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 square nuts are available?

The Square Nuts category lists 483 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/square-nuts/

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$0.12 – 0.60MOQ 1 pieceGet a quote WA