ASTM A325 Galvanized High Strength Heavy Hex Structural Bolt for Steel Construction

Yes. Our DIN933 hexagon head bolts are manufactured according to DIN933 standard with Grade 8.8 strength class. Each batch is strictly inspected to ensure stable quality and reliable performance. Quality control includes: Dimension inspection Thread accuracy inspection Mechanical performance testing Tensile strength testing Surface coating inspection

Yes. Grade 8.8 bolts are high-strength fasteners with excellent tensile strength and load-bearing capacity. They are widely used in mechanical and industrial applications. Typical applications include: 1.Industrial equipment 2.Steel structure connections 3.Automotive manufacturing 4.Machinery assembly 5.Engineering projects Compared with ordinary Grade 4.8 bolts, Grade 8.8 bolts provide higher strength and better safety performance.

Our DIN933 bolts use zinc coating to improve corrosion resistance and extend service life during storage, transportation and normal use. Zinc-coated bolts are suitable for: 1.General industrial environments 2.Indoor equipment installation 3.Standard outdoor applications For high humidity, coastal or high salt spray environments, we can also provide customized anti-corrosion solutions.

Yes. We have professional production management and quality control systems to support both small trial orders and large-scale purchases. We provide: 1. Bulk order supply 2. Long-term cooperation 3. OEM packaging 4. Customized specifications We help customers reduce supply chain risks and ensure reliable delivery.

We focus on providing reliable quality, competitive prices and long-term cooperation for global customers. Our advantages include: 1. DIN933 international standard production 2. Grade 8.8 high-strength bolts 3. Strict quality inspection 4. Competitive factory pricing 5. OEM and customized service 6. Export experience for global markets We are committed to becoming a reliable fastener supplier for customers worldwide.