--- title: "Hot DIP Galvanized Square Flat /Plain Washers" description: "Hot DIP Galvanized Square Flat /Plain Washers — Flat & Other Precision Washers. Material: Carbon Steel. MOQ 10,000 pieces, US$0.012." url: https://engineeringhardware.com/product/hot-dip-galvanized-square-flat-plain-washers/ source: Engineering Hardware & Fasteners --- # Hot DIP Galvanized Square Flat /Plain Washers [![Hot DIP Galvanized Square Flat /Plain Washers](https://img.engineeringhardware.com/Hot-DIP-Galvanized-Square-Flat-Plain-Washers.webp)](https://img.engineeringhardware.com/Hot-DIP-Galvanized-Square-Flat-Plain-Washers.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Washers › Flat & Other Precision Washers](https://engineeringhardware.com/fastener-products/washers/flat-other-precision-washers/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/hot-dip-galvanized-square-flat-plain-washers.md) Model no. **M3-M30** US$0.012 / piece MOQ 10,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Available Material:** High Strength Steel, Stainless Steel, Carbon Steel - **Head Type:** Round - **International Standard:** DIN, ANSI, GB, JIS, Bsw, GOST - **Class/Grade:** 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 - **Surface Finishing:** Hot DIP Galvanizing, Blu-White Zinc Plated - **Standard:** DIN,ASTM/ANSI JIS EN ISO,AS,GB - **Steel Grade:** Common and high strength Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Hot%20DIP%20Galvanized%20Square%20Flat%20%2FPlain%20Washers%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fhot-dip-galvanized-square-flat-plain-washers%2F) 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 | | --- | --- | | Type | Flat Gasket | | Material | Carbon Steel | | Model NO. | M3-M30 | | Combination Washer Structure | A Type | | Combination Washer Packaging | All Inclusive | | Spring Washer Type | Standard | | Available Material | High Strength Steel, Stainless Steel, Carbon Steel | | Head Type | Round | | International Standard | DIN, ANSI, GB, JIS, Bsw, GOST | | Class/Grade | 3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9 | | Used | Black Hex Bolt-Machinery, Building | | Surface Finishing | Hot DIP Galvanizing, Blu-White Zinc Plated | | Transport Package | 20-25kg/Carton+900kg Pallet | | Specification | M2-M64 | | Origin | China | | HS Code | 731815 | | Production Capacity | 500ton/Month | | Standard | DIN,ASTM/ANSI JIS EN ISO,AS,GB | | Stainless Steel | SS201, SS303, SS304, SS316,,SS904L | | Steel Grade | Common and high strength | | Busy season | 15-30days,Slack seaon:10-15days | | Carbon steel | DIN125,DIN127,DIN471,DIN472,F436M | | For more information visit | hainafastener.en.made-in-china.com | | Professional Manufacturer | All of our Fastener are designed and manufactured according to buyers' specification and performance. | | Quality is guaranteed | Durability testing and critical technical design to enhance fasteners lifetime. | | Cost effective | Competitive prices with factory directly supply | | Customized Ideal Fasteners | customized services according to the samples and drawings offered. | | Category | [Flat & Other Precision Washers](https://engineeringhardware.com/fastener-products/washers/flat-other-precision-washers/) | ## Technical parameters | Products name | Washers(Flat washer, spring washer.ring washer,Lock washer,Slip washer | | --- | --- | | Standard: | DIN,ASTM/ANSI JIS EN ISO,AS,GB | | Material | Stainless Steel: SS201, SS303, SS304, SS316,,SS904L | | Steel Grade:Common and high strength | | | Finishing | Zinc(Yellow,White,Blue,Black),Hop Dip Galvanized(HDG),Black Oxide,Geomet,Dacroment,anodization,Nickel plated,Zinc-Nickel plated | | ProductionProcess | Stamping, Machining and CNC for Customized fastener | | Customized ProductsLead time | Busy season:15-30days,Slack seaon:10-15days | | Stock Products | Carbon steel:DIN125,DIN127,DIN471,DIN472,F436MStainless steel: All DIN Or GB Standard stainless steel washers | | Free Samples for standard fastener | | | For more information visit:hainafastener.en.made-in-china.com | | ## Description Hot DIP Galvanized Square Flat /Plain Washers is part of our flat & other precision washers range (Washers). ### Key details - **Type:** Flat Gasket - **Standard:** DIN,ASTM/ANSI JIS EN ISO,AS,GB - **Material:** Carbon Steel - **Head Type:** Round - **Combination Washer Structure:** A Type - **Combination Washer Packaging:** All Inclusive - **Spring Washer Type:** Standard - **Available Material:** High Strength Steel, Stainless Steel, Carbon Steel Available configurations include material, available material, head type, international standard and class/grade. 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 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 Hot DIP Galvanized Square Flat /Plain Washers? The listed minimum order is 10,000 pieces, at US$0.012 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 Hot DIP Galvanized Square Flat /Plain Washers? Type: Flat Gasket; Standard: DIN,ASTM/ANSI JIS EN ISO,AS,GB; Material: Carbon Steel; Head Type: Round; Combination Washer Structure: A Type; Combination Washer Packaging: All Inclusive. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material, available material, head type, international standard and class/grade. 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 flat & other precision washers are available? The Flat & Other Precision Washers category lists 8,437 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/washers/flat-other-precision-washers/](https://engineeringhardware.com/fastener-products/washers/flat-other-precision-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 [![Production floor](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor-1024x683.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-01-production-floor.webp) Production floor [![Inspection bench](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-02-inspection-bench.webp) Inspection bench [![Sorting & packing](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-03-sorting-and-packing.webp) Sorting & packing [![Parts warehouse](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/factory-04-parts-warehouse.webp) Parts warehouse [![Sample review](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-02-office-sample-review.webp) Sample review [![Sales office](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office-768x512.webp)](https://engineeringhardware.com/wp-content/uploads/2026/11/office-01-daily-sales-office.webp) Sales office [More about us →](https://engineeringhardware.com/about/) · [Request a sample or custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Flat & Other Precision Washers →](https://engineeringhardware.com/fastener-products/washers/flat-other-precision-washers/) [![Q40114 4110001182073 Q43155 Q43365 Q2541030 4110001182036 Q5004025 4110001182074 Washer for Hande Lgmg Mt86 Mt86h Tonly Tl875 Tl875b Tl883 Tl885 Tl891](https://img.engineeringhardware.com/Q40114-4110001182073-Q43155-Q43365-Q2541030-4110001182036-Q5004025-4110001182074-Washer-for-Hande-Lgmg-Mt86-Mt86h-Tonly-Tl875-Tl875b-Tl883-Tl885-Tl891.webp)](https://engineeringhardware.com/product/q40114-4110001182073-q43155-q43365-q2541030-4110001182036-q5004025-4110001182074/) Flat & Other Precision Washers ### [Q40114 4110001182073 Q43155 Q43365 Q2541030 4110001182036 Q5004025 4110001182074 Washer for Hande Lgmg Mt86 Mt86h Tonly Tl875 Tl875b Tl883 Tl885 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