Autoclave Engineers 針型閥20SM9071-BNEEDLE VALVES, SM SERIES - 20,000 PSI中壓（SM）系列（20000psi）無旋轉(zhuǎn)設計，避免閥桿和閥座磨損和咬合；規(guī)格型號：1/4″— 1-1/2″；連接方式：螺紋連接；工作溫度：-252°C — 649°C材質(zhì)：316不銹鋼。

派克 Autoclave 的SM系列針形閥是非旋轉(zhuǎn)上升式閥桿設計，工作壓力可達20,000 psi(1379 bar).管道尺寸從1/4" 到 1-1/2".鋼管連接采用派克 Autoclave Engineers 錐形和螺紋設計。Medium Pressure SM Series Needle Valve with Pressures to 20,000 psi (1379 bar)Parker Autoclave's SM Series needle valves are designed with large ports for high flow applications. These valves have a non-rotating rising stem bar stock design with working pressures to 20,000 psi (1379 bar). The cone and thread connections utilize Parker Autoclave tubing with sizes from 1/4" to 1". Operating temperatures can go from -423F to 1200°F (-252°C to 649°C) with special graphite braided yarn packing (HT). 316 stainless steel construction is the standard material with other options available. Along with their many features these valves provide dependable and trouble free service in wide variety of applications.