--- title: "Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS" description: "Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS — Self-Tapping & Thread-Forming Screws. MOQ 30,000 pieces, US$0.012." url: https://engineeringhardware.com/product/galvanized-black-phosphated-truss-flat-head-self-tapping-screw-sds/ source: Engineering Hardware & Fasteners --- # Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS [![Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS](https://img.engineeringhardware.com/Galvanized-Black-Phosphated-Truss-Flat-Head-Self-Tapping-Screw-SDS.webp)](https://img.engineeringhardware.com/Galvanized-Black-Phosphated-Truss-Flat-Head-Self-Tapping-Screw-SDS.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Screws › Self-Tapping & Thread-Forming Screws](https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-screws/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/galvanized-black-phosphated-truss-flat-head-self-tapping-screw-sds.md) Model no. **truss head screw** US$0.012 / piece MOQ 30,000 pieces · Final price confirmed in your quote - **Material:** Carbon Steel - **Head Style:** Round - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Surface Treatment:** Black Phosphated/Gray Phosphated/Zinc Plated - **Diameter:** M1.7 M2 M2.3 M2.6 M3 M3.5 M4 - **Materials:** C1022 - **Standard size in stock 5-7 working days, Non-standard:** 12-18 working days, base on the quantity Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Galvanized%20%2F%20Black%20Phosphated%20Truss%20Flat%20Head%20Self%20Tapping%20Screw%20SDS%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fgalvanized-black-phosphated-truss-flat-head-self-tapping-screw-sds%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 | | --- | --- | | Material | Carbon Steel | | Type | Countersunk Head | | Model NO. | truss head screw | | Groove | Cross | | Connection | Common Bolt | | Head Style | Round | | Standard | DIN, GB, ANSI, BSW, JIS, GOST | | Surface Treatment | Black Phosphated/Gray Phosphated/Zinc Plated | | Keyword | Truss Head Screw | | Diameter | M1.7 M2 M2.3 M2.6 M3 M3.5 M4 | | Application | Machinery,Chemical Industry, Environmental,Buildin | | Certificate | ISO9001: 2015 | | Export Markets | Global | | Materials | C1022 | | Transport Package | 1. Small Boxes Into Outer Carton 2. Bulk Packaging | | Specification | 3.5/3.9/4.2/4.8; #6/#7/#8 | | Origin | China | | HS Code | 7318140090 | | Production Capacity | 1000 Tons Per Month | | Benefits | Easy installation saves time and effort | | ISO9001 | 2008, SGS, ROHS | | Our extensive range of fastener products includes | Drop-in Anchor | | Package | 25-30KGS/CARTON, 36-48CARTONS/PALLET | | Standard size in stock 5-7 working days, Non-standard | 12-18 working days, base on the quantity | | by Air, Express (Fedex, UPS, DHL, etc.). More than 100KGS | By sea. We have an agent that can help you ship the goods. If you have your own agent, that is also OK. | | Category | [Self-Tapping & Thread-Forming Screws](https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-screws/) | ## Technical parameters | Material | Carbon Steel C1022 | | --- | --- | | Finish | Black Phosphated/Gray Phosphated/Zinc Plated(White/Yellow), etc. | | Thread | Metric, ASME, BSW | | Standard | ISO, DIN, ANSI, JIS, BS and Non-standard | | Sample Service | Samples are all in free when you confirm our price is acceptable. | | Certificate | ISO9001:2008, SGS, ROHS | | Advantage | 1. Competitive price; 2. OEM service available | | Packing | Bulk in cartons (25-30KGS)+wood Pallet or according to customer special demand | | Payment terms | FOB, CIF, CFR, L/C, or others. | | Delivery method | by sea, by air or by express service | | Lead Time | 7-15 work days after order confirmed | | Application | Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating and etc. | | Notes | Special specifications and marks can be made according to customers requirements | ## Description Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS is part of our self-tapping & thread-forming screws range (Screws). ### Key details - **Type:** Countersunk Head - **Standard:** DIN, GB, ANSI, BSW, JIS, GOST - **Material:** Carbon Steel - **Diameter:** M1.7 M2 M2.3 M2.6 M3 M3.5 M4 - **Head Style:** Round - **Groove:** Cross - **Surface Treatment:** Black Phosphated/Gray Phosphated/Zinc Plated - **Connection:** Common Bolt Available configurations include material, head style, standard, surface treatment and diameter. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 30,000 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 Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS? The listed minimum order is 30,000 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 Galvanized / Black Phosphated Truss Flat Head Self Tapping Screw SDS? Type: Countersunk Head; Standard: DIN, GB, ANSI, BSW, JIS, GOST; Material: Carbon Steel; Diameter: M1.7 M2 M2.3 M2.6 M3 M3.5 M4; Head Style: Round; Groove: Cross. 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, surface treatment and diameter. 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 self-tapping & thread-forming screws are available? The Self-Tapping & Thread-Forming Screws category lists 4,881 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-screws/](https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-screws/) 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 & 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custom quote →](https://engineeringhardware.com/contact/) ## Request a quote for this product ## Related products [All Self-Tapping & Thread-Forming Screws →](https://engineeringhardware.com/fastener-products/screws/self-tapping-thread-forming-screws/) [![High-Quality M3*8 Phillips Drive Flat Countersunk Head Self-Tapping Screws in Carbon Steel](https://img.engineeringhardware.com/High-Quality-M3-8-Phillips-Drive-Flat-Countersunk-Head-Self-Tapping-Screws-in-Carbon-Steel-2.webp)](https://engineeringhardware.com/product/high-quality-m3-8-phillips-drive-flat-countersunk-head-self-tapping-screws-in-carbon-2/) Self-Tapping & Thread-Forming Screws ### [High-Quality M3*8 Phillips Drive Flat Countersunk Head Self-Tapping Screws in Carbon Steel](https://engineeringhardware.com/product/high-quality-m3-8-phillips-drive-flat-countersunk-head-self-tapping-screws-in-carbon-2/) Carbon Steel · for Installing Various Metal Structures. **US$0.006 – 0.06**MOQ 10,000 pieces [![304 Stainless Steel Torx 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