
Oil Flange. Wide Material Selection: Available in Carbon Steel, Stainless Steel, and Alloy Steel with various ASTM, DIN, and GB standards. Extensive Size Range: Standard sizes from DN15 to DN4000mm, covering 1/2 inch to 72 inches and beyond. Customization Options: Offers full customization, minor customization, and customization from samples or designs. Multiple Sealing Surfaces: Includes RF, Flat, Ring Joint, Tongue & Groove, and other specialized sealing surface types. Comprehensive Certifications: Holds ISO 9001, PED, ASME, DNV, ABS, LR, and other international quality and safety certifications. High Production Capacity: Annual production capacity exceeds 24,000 tons with over 160 sets of advanced machining equipment. Rigorous Quality Control: Features 100% inspection including ultrasonic, magnetic particle, and spectral analysis for all products. Flexible Delivery Terms: Delivery time ranges from 5 to 60 days with options for sea and air transport from Tianjin or Shanghai.