
Zc Trademark Zcbolt Wind Blade Connection Stud Bolt - Superior Quality. Premium Alloy Steel Material: Made from 42CrMoA, 42CrMo4, or 40CrNiMoA for high strength and fatigue resistance. Superior Corrosion Protection: Features hot dip galvanized, Delta, or Dacromet coatings for wind farm environments. High Grade Strength: Available in Grade 10.9 and 12.9 for reliable performance under alternating loads. Full Customization Support: Customized production available based on customer drawings or samples. In-House Quality Control: CNAS-certified laboratory and batch number tracking ensure full product traceability. Wide Size Range: Specifications from M36 to M56 with lengths up to 1200mm fit various turbine models. ISO Certified Manufacturing: Manufactured under ISO 9001:2015, ISO 45001:2018, and ISO 14001 standards. Fast Delivery Options: Delivery within 14 days for stock items; 30 days for first-time production orders.