I’m here to meet your sourcing needs for ss304 flange bolts serrated hex flange bolt. I work with Wholesale buyers and Manufacturers who demand consistent quality and on-time delivery. These bolts feature 304-grade stainless steel, with a serrated flange to prevent loosening and a hex head for easy installation. The flange distributes clamping force and resists corrosion in demanding environments, making them ideal for automotive, mechanical, food processing, and outdoor applications. Whether you need single shipments or ongoing supply, I can offer competitive wholesale pricing, flexible MOQs, and rapid lead times. Our production aligns with strict quality checks and traceability so you can maintain your assembly line with confidence. If you’re shopping for a reliable stainless steel flange bolt that won’t rust or fail under vibration, this is the choice. Contact me to quote, discuss packaging, and set up steady supply for your manufacturing or distribution network.
Designed for demanding environments, SS304 flange bolts with serrated hex heads provide corrosion resistance, strength, and a load-distributing flange. Grade 304 stainless steel resists rust in indoor and mildly corrosive settings, making them suitable for light to medium-duty machinery, agricultural equipment, food processing, and architecture. The serrated flange prevents loosening by biting into the surface, while the hex head allows fast tightening with common tools in tight spaces. For this year, buyers seek stable supply, traceability, and compatibility with standard flange joints. These bolts fit many ANSI/ASME and DIN flange assemblies when paired with compatible nuts and washers. Consider mounting surface finish, load, exposure to moisture or chemicals, and wall thickness. Ordering standard sizes with clear material and coating specifications minimizes risk across global projects and reduces maintenance downtime.
| Product_ID | Material | Grade | Bolt_Type | Size_mm | ThreadPitch_mm | Head_Diameter_mm | Flange_Diameter_mm | Flange_Thickness_mm | Standard | Tensile_Strength_MPa | Yield_Strength_MPa | Hardness_HRC | Surface_Finish | Operating_Temp_C | Year_Applicable | Applications | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SS304-SFHB-M6x20 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M6 x 20 | 1.00 | 12.0 | 16.0 | 3.0 | ASME B18.2.1; ASTM F593 | 700 | 490 | 16 | Passivated | -200 to 600 | 2026 | General machinery, automotive, electronics enclosures | Serrated flange underside helps anti-loosening |
| SS304-SFHB-M8x25 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M8 x 25 | 1.25 | 13.5 | 18.0 | 3.5 | ASME B18.2.1; ISO 3506 | 700 | 480 | 17 | Passivated | -200 to 600 | 2026 | Machinery assemblies, electrical panels | Common size for panel mounting |
| SS304-SFHB-M10x30 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M10 x 30 | 1.50 | 17.0 | 22.0 | 4.0 | ASME B18.2.1; ASTM F593 | 690 | 490 | 18 | Passivated | -200 to 600 | 2026 | Industrial machinery frames | Suitable for high-load joints |
| SS304-SFHB-M12x40 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M12 x 40 | 1.75 | 19.0 | 24.0 | 4.5 | ASME B18.2.1; ISO 3506 | 750 | 520 | 19 | Passivated | -200 to 600 | 2026 | Heavy equipment, structural connections | Serrated flange improves lock under vibration |
| SS304-SFHB-M16x50 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M16 x 50 | 2.0 | 26.0 | 34.0 | 5.0 | ASME B18.2.1; ISO 3506 | 700 | 530 | 20 | Passivated | -200 to 600 | 2026 | Machinery mounting, chassis assemblies | Large clamping force application |
| SS304-SFHB-M20x60 | Stainless Steel 304 | 304 | Serrated Hex Flange Bolt | M20 x 60 | 2.50 | 32.0 | 40.0 | 5.0 | ASME B18.2.1; ISO 3506 | 700 | 550 | 21 | Passivated | -200 to 600 | 2026 | Heavy duty structural joints | Anti-loosening performance at high load |