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Washers › Fender, Large-OD & Square Washers

New Design Galvanized Stainless Steel Square Flat Curve Plate Washer

Updated 2026-11-04 · Markdown version

Model no. Square Washer

US$0.061,000–4,999 pieces

US$0.0245,000+ pieces

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

Material: Carbon Steel
Head Style: Round
Standard: DIN
Grade: 4.8/ 8.8/ 10.9/ 12.9 Ect
Finish: Hot Galvanizing
Size: M3-M40
Color: Silver
Surface Treatment: Zinc Plated

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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	Carbon Steel
Type	Round Head
Model NO.	Square Washer
Connection	Common Bolt
Head Style	Round
Standard	DIN
Grade	4.8/ 8.8/ 10.9/ 12.9 Ect
Application	Building
Finish	Hot Galvanizing
Size	M3-M40
Sample	Availible
Color	Silver
MOQ	2 Tons
Surface Treatment	Zinc Plated
System of Measurement	Metric
Advantage	Customized Service Provided
Package	Small Packing+Carton Packing+Pallet
Transport Package	Box+Carton+Pallet
Origin	Hebei, China
Production Capacity	1000000PCS/Days
Package Size	80.00cm * 120.00cm * 60.00cm
Package Gross Weight	0.120kg
BOLT	DIN933, DIN931, DIN912,DIN603,DIN7985,DIN7991,DIN6921, ASME/ANSI B 18.2.1ASME/ANSIB18.2.3.1M,GB, BSW, ISO Hex bolt , carriage bolt, heavy hex bolt, flange head bolt, achor bolt ect
Nut	DIN934,DIN6923,DIN985,ISO4032 hex heavy hex nut, 2H nut,A563/A563M cap nut, nylon nut, ect
Rod	threaded rod DIN975,DIN976, threaded bar DIN975 stud bolt, B7 stud bolt ect
Screw	hex screw,DIN912; self drilling screw, DIN7504; self tapping screw,DIN7981/7982; drywall screw, pan head screw, button head screw, machine screw, chipboard screw,furniture screw,wood screw, ect
washer	flat washer DIN125, spring washer DIN127, lock washer,square washer,spring lock washer, plain washer ect
Category	Fender, Large-OD & Square Washers

Technical parameters

Product Name	Square Washer
Size	M6-M24
Thread	Metric Thread or Inch Thread
Grade	Grade 4.8, Grade8.8,Grade10.9,Grade12.9
Lead Time	15-30Working Day for A20' Container
Payment Term	30 T/T in advance

Description

New Design Galvanized Stainless Steel Square Flat Curve Plate Washer is part of our fender, large-od & square washers range (Washers).

Key details

Type: Round Head
Standard: DIN
Material: Carbon Steel
Grade: 4.8/ 8.8/ 10.9/ 12.9 Ect
Size: M3-M40
Head Style: Round
Surface Treatment: Zinc Plated
Finish: Hot Galvanizing

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 – 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 New Design Galvanized Stainless Steel Square Flat Curve Plate Washer?

The listed minimum order is 1,000 pieces, at US$0.024 – 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 1,000–4,999 pieces; US$0.024 for 5,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of New Design Galvanized Stainless Steel Square Flat Curve Plate Washer?

Type: Round Head; Standard: DIN; Material: Carbon Steel; Grade: 4.8/ 8.8/ 10.9/ 12.9 Ect; Size: M3-M40; Head Style: Round. 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 fender, large-od & square washers are available?

The Fender, Large-OD & Square Washers category lists 720 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/washers/fender-large-od-square-washers/

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 →

Request a quote for this product

US$0.024 – 0.06MOQ 1,000 piecesGet a quote WA