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Surface Safety Valve

The Surface Safety Valve (SSV) is an essential fail‑safe wellhead safety device for API 6A Christmas Tree systems, available for NACE MR0175 sour‑gas service. Mounted on the production wing of the wellhead, it is hydraulically actuated and designed for automatic emergency shutdown. Different from common manual gate valves, it triggers rapid closure during overpressure, fire, downstream leakage or ESD signal, cutting off fluid flow instantly to avoid well‑control incidents. Precision metal‑to‑metal sealing guarantees tight shut‑off under fluctuating working pressure. It supports local and remote control, perfectly suited for onshore and offshore unmanned oil & gas wells requiring reliable well safety protection.

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Jiangsu Hongtai Petrochemical Machinery Co., Ltd. is located in Funing Economic Development Zone beside the Yellow Sea. Founded in 2006, it has grown into a nationally recognized high-tech enterprise specializing in R&D, manufacturing and technical services of petroleum machinery.

Covering nearly 100,000 square meters with over 200 professional staff, the firm is equipped with more than 300 core production machines and 1,000 testing instruments. It annually produces 3,000 sets of high-pressure wellhead assemblies with an annual output value exceeding RMB 300 million.

Boasting a provincial R&D team and long-term university-industry cooperation, the company owns over 100 national patents. Its CNAS & CAL-certified lab and imported facilities guarantee reliable product performance. It holds API 6A, API 16C, API 5CT, API Q1, ISO 9001 and special equipment manufacturing licenses, and participates in drafting national industrial standards. Over 20% of staff hold intermediate or higher technical titles. Upholding integrity, innovation and professionalism, we deliver full-lifecycle solutions and seek win-win partnerships worldwide.

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