--- title: "Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects" description: "Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects — Other Standard & Custom Fasteners. MOQ 10 pieces, US$0.60 – 360.00." url: https://engineeringhardware.com/product/premium-heavy-duty-carbon-steel-fasteners-for-bulk-projects/ source: Engineering Hardware & Fasteners --- # Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects [![Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects](https://img.engineeringhardware.com/Premium-Heavy-Duty-Carbon-Steel-Fasteners-for-Bulk-Projects.webp)](https://img.engineeringhardware.com/Premium-Heavy-Duty-Carbon-Steel-Fasteners-for-Bulk-Projects.webp) - Standard & made-to-drawing parts - Checked before shipping - Air, sea & express delivery [Specialty Fasteners › Other Standard & Custom Fasteners](https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/) Updated 2026-11-04 · [Markdown version](https://engineeringhardware.com/product/premium-heavy-duty-carbon-steel-fasteners-for-bulk-projects.md) Model no. **Fastener** US$0.60 – 360.00 / piece MOQ 10 pieces · Final price confirmed in your quote - **Material:** Carbon Steel, Alloy Steel, Stainless Steel, - **Package Size:** 35.00cm * 20.00cm * 15.00cm Get a quote [WhatsApp](https://wa.me/8615999653684?text=Hi%20Engineering%20Hardware%20%26amp%3B%20Fasteners%2C%20I%20would%20like%20a%20quote%20for%3A%20Premium%20Heavy%20Duty%20Carbon%20Steel%20Fasteners%20for%20Bulk%20Projects%20%E2%80%94%20https%3A%2F%2Fengineeringhardware.com%2Fproduct%2Fpremium-heavy-duty-carbon-steel-fasteners-for-bulk-projects%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 | Model NO. | Fastener | | --- | --- | | Material | Carbon Steel, Alloy Steel, Stainless Steel, | | Transport Package | Meet The Requirements for Export Packaging | | Specification | M10~M120, 3/8"~5" | | Origin | Shandong, China | | Production Capacity | 50000pieces/Year | | Package Size | 35.00cm * 20.00cm * 15.00cm | | Package Gross Weight | 25.000kg | | Customization | Available | | After-sales Service | Available | | Warranty | Available | | Shipping Cost | Contact the supplier about freight and estimated delivery time. | | Technical Expertise | We focus on four core fields: high-efficiency heat exchangers, high-strength fasteners, heavy-duty forgings, and automotive components. | | Manufacturing Capability | Our technical center covers 1,718m² of office space, a 4,200m² prototyping workshop, and 1,000+m² R&D labs (including | | Category | [Other Standard & Custom Fasteners](https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/) | ## Technical parameters | Nuclear power fasteners | Full Thread Stud | M10-M120 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T901-1988, SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc. | | --- | --- | --- | --- | --- | | Double-headed Stud | M10-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T901-1988, SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc. | | | Hexagon Bolt | M10-M68 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T5780-2015, GB/T5781-2015, GB/T5782-2015, GB/T5783-2015 | | | Hexagon Nut | M10-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T6170-2015, GB/T6175-2015, SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012 | | | Flat Washer Grade A | M10-M68 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T97.1 | | | Large Washer Grade A | M10-M68 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T96 | | | Flat Washer Grade C | M10-M68 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T96 | | | Standard Spring Washer | M10-M42 | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T93 | | | Screw Rod | M10-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | GB/T15389 | | | API Series | Threaded Stud | M10-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, etc. | | --- | --- | --- | --- | --- | | Socket Head Cap Screw | M10-M62 3/8" -2" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Liquid End Step Bolt | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Threaded Rod | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Heavy Hexagon Bolt | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Gate Valve Bolt | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Adjusting Bolt | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | Cylinder Long Bolt | M20-M120 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, etc. | API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process | | | High-strength fasteners for petrochemical plants | Double-headed Stud | M10-M120, 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, Monel, etc. | SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc. | 8.8S-12.9S | | --- | --- | --- | --- | --- | --- | | Full Thread Stud | M10-M120, 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, Monel, etc. | SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc. | 8.8S-12.9S | | | High and low temperature resistant and Monel fasteners | M10-M120, 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, Monel, etc. | SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc. | 8.8S-12.9S | | | High-strength fasteners for mechanical equipment | Pressure vessels, engines, reducers, compressors, valves, mining machinery, etc. | M10-M120, 3/8" -5" | Carbon steel, Alloy steel, Stainless steel, Monel, etc. | National standards, machinery standards and various special standards | 8.8S-12.9S | | High-strength bolts for steel structures | Hexagon head bolt assemblies for steel structures | M10-M62 | High carbon steel, Alloy steel, etc. | GB/T 1228-2008, GB/T 3632-2008, DIN standards, etc. | 8.8S-12.9S | | Twist-off type bolt assemblies for steel structures | M10-M62 | High carbon steel, Alloy steel, etc. | GB/T 1228-2008, GB/T 3632-2008, DIN standards, etc. | 8.8S-12.9S | | ## Description Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects is part of our other standard & custom fasteners range (Specialty Fasteners). ### Key details - **Material:** Carbon Steel, Alloy Steel, Stainless Steel, - **Warranty:** Available Available configurations include material and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request. ### Ordering through Engineering Hardware & Fasteners Minimum order is 10 pieces at US$0.60 – 360.00 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 Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects? The listed minimum order is 10 pieces, at US$0.60 – 360.00 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 Premium Heavy Duty Carbon Steel Fasteners for Bulk Projects? Material: Carbon Steel, Alloy Steel, Stainless Steel,; Warranty: Available. The full specification table and any technical parameter tables are listed on this page. ### Can this product be customized (OEM)? Listed configurations include material and package size. 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 other standard & custom fasteners are available? The Other Standard & Custom Fasteners category lists 2,330 products in different sizes, materials and finishes: [https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/](https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/) 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 Other Standard & Custom Fasteners →](https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/) [![20 – 25mmplastic Single-Piece Adjustable Automotive Accessories. 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