Import Ball Screw Operation Gate Valve — Buy in Bulk from Supplier in China

The Ball Screw Operation Gate Valve from Dongying Lake Petroleum Technology Co., Ltd is engineered for large-bore applications, delivering manual operation at full working pressure with low opening torque. It eliminates the need for gear-type torque multipliers, enabling quicker and safer operations. The valve features a slab gate, patented seat seal, non-elastomeric stem seals, and metal-to-metal sealing, with a lower balancing stem and a unique ball screw mechanism. Sizes range from 3-1/16" to 7-1/16", with working pressures of 10,000psi and 15,000psi.

Materials comply with AA-FF grades, and performance standards include PSL 1-4 and PR 1-2, with temperature ratings for L U and PU conditions. The design adheres to API, ANSI, GB, and SY industry standards, ensuring compatibility with high-pressure oil and gas systems. Typical applications include upstream and midstream oil and gas operations where reliability under extreme conditions is critical.

This valve is suited for buyers in oil extraction, pipeline infrastructure, and refinery operations, where manual override capability and low torque are advantageous. The supplier offers ISO 9001 certification alongside API 6A, 6D, 7, 7K, 16A, and 16C approvals, confirming compliance with global petroleum industry standards. Confirm packaging, lead time, and Incoterms directly with the supplier, as these are not specified in the listing.

Dongying Lake Petroleum Technology Co., Ltd is based in Huanghe Road, Dongying, Shandong Province, China. The company specialises in the design and manufacture of valves and related components for the petroleum industry, with a focus on high-pressure and high-reliability applications. Its product range includes gate valves, ball valves, and other critical flow control equipment, all built to international standards such as API and ANSI.

The supplier holds ISO 9001 certification and multiple API approvals, including 6A, 6D, 7, 7K, 16A, and 16C, which validate its adherence to stringent quality and performance criteria. The listing indicates a trust tier of 'harbor' but does not provide details on response rates or average response times. Buyers should verify these operational metrics directly with the supplier to assess service levels.