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Die ASTM Stainless Steel Heavy Hex Structural Bolt is a high-strength fastening solution designed for structural steel connections, machinery assembly, construction projects, infrastructure, marine engineering, and heavy-duty industrial applications. Made from premium Edelstahl, this bolt provides excellent corrosion resistance, stable mechanical performance, and long service life in demanding environments.
Compared with ordinary hex bolts, heavy hex structural bolts feature a larger hex head bearing surface, which helps distribute load more evenly and provides stronger clamping force in structural connections. The partially threaded design offers improved shear resistance, while the precision-machined threads ensure reliable assembly with matching nuts and washers.
These bolts can be supplied according to customer requirements, drawings, samples, or applicable ASTM specifications. Common stainless steel material options include 304, 316, A2, A4, ASTM F593, ASTM A193 B8, and ASTM A193 B8M.
| Artikel | Spezifikation |
|---|---|
| Produktname | Stainless Steel Heavy Hex Structural Bolt |
| Standard | ASTM / Customized Standard |
| Bolzentyp | Heavy Hex Structural Bolt |
| Kopftyp | Large Hex Head / Heavy Hex Head |
| Material | Edelstahl |
| Gemeinsame Noten | 304, 316, A2, A4, ASTM F593, ASTM A193 B8, ASTM A193 B8M |
| Oberflächenbeschaffenheit | Plain Stainless Steel / Polished / Passivated |
| Gewindetyp | UNC, UNF, Metric Thread Optional |
| Thread-Design | Teilgewinde / Vollgewinde optional |
| Größenbereich | Customized Sizes Available |
| Bewerbung | Steel Structure, Construction, Machinery, Marine, Infrastructure |
| Maßgeschneiderter Service | OEM / ODM Unterstützt |
| Materialqualität | Equivalent / Type | Hauptmerkmal | Typische Anwendung |
|---|---|---|---|
| Edelstahl 304 | A2 | Gute Korrosionsbeständigkeit und allgemeine Festigkeit | Construction, machinery, general fastening |
| Edelstahl 316 | A4 | Better corrosion resistance, especially in humid or marine environments | Marine, chemical, outdoor applications |
| ASTM F593 | Stainless Steel Bolt Standard | Common ASTM stainless bolt specification | Industrial and structural fastening |
| ASTM A193 B8 | 304 Stainless Steel Type | High-temperature and pressure applications | Flanges, valves, pressure equipment |
| ASTM A193 B8M | 316 Stainless Steel Type | Better corrosion resistance than B8 | Marine, chemical, high-corrosion areas |
| Oberflächenbeschaffenheit | Aussehen | Profitieren |
|---|---|---|
| Einfach Edelstahl | Natural silver color | Clean appearance, good corrosion resistance |
| Polierte Oberfläche | Bright silver surface | Better appearance and smoother surface |
| Passiviertes Finish | Silver stainless surface | Improves stainless steel corrosion resistance |
| Waxed / Lubricated | Silver with protective layer | Easier installation and reduced thread galling |
| Customized Finish | According to request | Suitable for special project requirements |
| Vorteil | Beschreibung |
|---|---|
| High Corrosion Resistance | Stainless steel provides better rust resistance than carbon steel. |
| Heavy Hex Design | Larger head size improves bearing area and load distribution. |
| Strong Structural Fastening | Suitable for steel frames, machinery, bridges, and heavy equipment. |
| Long Service Life | Ideal for harsh, humid, outdoor, and marine environments. |
| Flexible Customization | Size, thread, length, material grade, and packaging can be customized. |
| Professional Assembly Support | Matching nuts and washers can be supplied as a complete set. |
Die ASTM Stainless Steel Heavy Hex Structural Bolt is widely used in applications where both strength and corrosion resistance are required.
| Industrie | Typische Anwendung |
|---|---|
| Stahlkonstruktion | Steel frame connection, beam assembly, structural joints |
| Bau | Building support systems, metal plates, brackets |
| Meerestechnik | Dock equipment, ship components, coastal structures |
| Maschinen | Equipment installation, machine frames, heavy-duty fixing |
| Infrastruktur | Bridges, rail systems, power facilities |
| Chemische Industrie | Corrosive environment fastening, pressure equipment |
| Energieprojekte | Wind power, solar brackets, pipeline systems |
Stainless steel heavy hex structural bolts are designed for applications where ordinary fasteners may not provide enough durability or corrosion protection. The large hex head provides a stronger contact area, helping the bolt perform better in heavy-duty structural connections.
Unlike carbon steel bolts, stainless steel bolts offer natural corrosion resistance without requiring zinc plating or hot-dip galvanizing. This makes them suitable for long-term use in outdoor, wet, marine, or chemically exposed environments.
For projects requiring higher corrosion resistance, 316 stainless steel / A4 / ASTM A193 B8M is recommended. For general industrial use, 304 stainless steel / A2 / ASTM A193 B8 is commonly selected.
| Benutzerdefinierter Artikel | Verfügbare Optionen |
|---|---|
| Durchmesser | M6–M64 / 1/4″–2-1/2″ / Custom |
| Länge | According to drawing or sample |
| Thread | Metric, UNC, UNF, Coarse Thread, Fine Thread |
| Material | 304, 316, A2, A4, ASTM F593, ASTM A193 B8/B8M |
| Kopftyp | Heavy Hex Head, Standard Hex Head, Customized Head |
| Gewindelänge | Partial Thread, Full Thread, Custom Thread Length |
| Oberfläche | Plain, Polished, Passivated, Lubricated |
| Verpackung | Bulk Carton, Small Box, Wooden Case, Pallet |
For structural fastening projects, bolts are usually used together with matching nuts and washers to ensure stable performance.
| Matching Part | Available Option |
|---|---|
| Muttern | Heavy Hex Nut, Hex Nut, ASTM A194 Nut, Stainless Steel Nut |
| Unterlegscheiben | Flat Washer, Structural Washer, Hardened Washer, Stainless Steel Washer |
| Assembly Set | Bolt + Nut + Washer Set |
| Verpackung | Individual Set Packing / Bulk Packing |
| Inspektionsgegenstand | Zweck |
|---|---|
| Dimensionsprüfung | Check diameter, length, head size, shank, and thread length |
| Gewindelehrentest | Ensure accurate thread fit with matching nuts |
| Material Test | Confirm stainless steel grade and chemical composition |
| Härtetest | Verify mechanical performance |
| Zugversuch | Check load-bearing capacity |
| Oberflächeninspektion | Ensure clean surface without cracks, burrs, or defects |
| Verpackungsinspektion | Ensure safe export packing and correct labels |
A heavy hex structural bolt is a bolt with a larger hex head than a standard hex bolt. The larger head provides a bigger bearing surface and is commonly used in structural steel connections and heavy-duty fastening applications.
This product is made from stainless steel. Common options include 304, 316, A2, A4, ASTM F593, ASTM A193 B8, and ASTM A193 B8M.
Yes. Stainless steel bolts are suitable for outdoor use because they provide good corrosion resistance. For marine or highly corrosive environments, 316 stainless steel or A4 stainless steel is recommended.
304 stainless steel is suitable for general corrosion-resistant applications. 316 stainless steel contains molybdenum, which provides better resistance to salt, moisture, and chemical corrosion.
Yes. We can manufacture or supply stainless steel bolts according to ASTM-related requirements, such as ASTM F593, ASTM A193 B8, ASTM A193 B8M, or customer-specified drawings and technical requirements.
Both options are available. The product image shows partially threaded hex bolts, but full thread bolts can also be customized according to project requirements.
Yes. Matching stainless steel heavy hex nuts, flat washers, structural washers, and complete bolt-nut-washer sets can be supplied.
Yes. Diameter, length, thread pitch, thread length, material grade, surface finish, and packaging can all be customized according to drawings, samples, or purchase specifications.
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