
Manual Laminated Seal Wcb Class 150 API 609 Cat B for High Temperature Triple Offset Butterfly Valve. Triple Offset Design: Three-eccentric sealing structure ensures zero leakage for critical applications. NACE MR0175 Compliance: Material certified for sour service environments in oil and gas industries. Full Customization: Offers full, minor, and flexible customization from samples or designs. ISO 9001 Certified: Manufacturing under ISO 9001:2015 system with 100% inspection guarantee. Wide Material Range: Available in carbon steel, stainless steel, and special alloys like Hastelloy. Global Standards: Engineered to API, ANSI, DIN, BS, and GOST standards for international use. Fast Lead Time: Peak and off-peak season lead time within 15 working days. Multiple Certifications: Holds CE Marking, PED 2014/68/EU, and API-6D certifications.