Advanced Trunnion Mounted & Cryogenic Series for Extreme Industrial Service
Setting the Standard for Flow Control Excellence in the Energy Transition Era
In the contemporary landscape of oil and gas transportation, the API 6D specification represents more than just a regulatory baseline—it is the cornerstone of pipeline integrity. As an industry-leading OEM API 6D ball valve manufacturer, we recognize that the shift toward sustainable energy requires valves that not only prevent leakage but also offer unprecedented longevity under fluctuating pressure cycles. Our manufacturing process integrates Information Gain from decades of field data to optimize trunnion-mounted designs for zero-leakage performance.
Modern API 6D ball valves must address three critical challenges: Fugitive Emissions Control (ISO 15848-1), Extreme Temperature Resilience, and Fire-Safe Integrity (API 607). By utilizing forged body materials like A105, F316, and exotic alloys, our factory ensures that every valve can withstand the aggressive chemical compositions found in midstream and downstream operations.
Unlike casting, our forged steel bodies eliminate porosity and internal defects, providing superior structural integrity for high-pressure Class 2500 services.
The DBB design allows for simultaneous upstream and downstream sealing, enabling safe maintenance of the cavity without depressurizing the entire line.
Engineered for LNG applications, our cryogenic valves utilize extended bonnets and lip seal technology to maintain bubble-tight shutoff at -196°C.
Our facility represents the apex of Valve Manufacturing 4.0. By integrating AI-driven quality inspection and ERP-synchronized production, we offer global partners a strategic advantage in lead times and cost-efficiency.
By situating our factories in the heart of the global valve supply cluster, we leverage local logistics and raw material proximity to reduce Total Cost of Ownership (TCO) for our clients.
Average lead time reduction compared to traditional European manufacturers.
The Path Towards Intelligent, Zero-Emission Flow Control
Integration of wireless sensors for real-time torque monitoring and predictive maintenance, reducing unplanned downtime by 40%.
Mitigating hydrogen embrittlement through specialized metallurgy and ultra-tight sealing interfaces for the emerging green energy sector.
Transitioning factory operations to carbon-neutral status by optimizing heat treatment energy consumption and material recycling.
Meeting the Regulatory Rigor of Global EPC Projects
Navigating the complex regulatory landscape of international energy projects requires more than just a certificate. Our local support and compliance guarantee provide peace of mind for engineers and procurement officers alike. Whether it's the strict ATEX requirements for European markets or the GOST-R standards for the CIS region, our API 6D valves are documented and certified for immediate integration.
High-pressure isolation for gathering systems and cross-country transmission pipelines.
Specialized low-temperature testing facilities ensuring reliability for liquefaction and regasification.
Severe service metal-seated ball valves for high-temperature steam and abrasive catalyst handling.
Answering Your Critical Technical & Supply Chain Questions
Extended Performance Series for High-Pressure & High-Temperature Applications
Decades of Proven Field Reliability
Our valves are engineered specifically for high-risk, high-pressure, high-temperature, and cryogenic applications - where failure is not an option.
Over 30 years supporting industrial projects worldwide, we understand real operating conditions and international approval processes.
Every valve is manufactured under controlled procedures aligned with international standards, ensuring minimal leakage and operational risk.
With over 30 years of expertise in forging high-performance ball valves, we provide reliable, project-ready solutions. Our valves are rigorously engineered, tested, and certified to meet the strictest international standards, ensuring zero-leakage in harsh environments.
Shoulong Valve
