
Carbon Steel Spectacle Blinds Flanges. Extensive Material Range: Carbon steel, stainless steel, and alloy steel options including ASTM A105, A350, A182, and more. Customization Options: Full customization, minor customization, and customization from samples or designs available. High Production Capacity: Annual production capacity exceeds 24,000 tons of flanges and forgings. Comprehensive Quality Control: 100% inspection including ultrasonic, magnetic particle, and spectral analysis for all products. Multiple Sealing Surface Types: Available in RF, flat, annular joint, large convex concave, and groove shapes. Flexible Delivery Time: Lead time ranges from 5 to 60 days depending on order specifics and season. Global Shipping Capability: Exports worldwide via sea and air transport from Tianjin or Shanghai ports.