第三代升级款高度阀，阀体与接头加强，最新弹性缓冲手柄。
DZ16231440084（高度阀/后右）
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HB400-60001-2 控制阀（液缓比例阀）
(Control valve)
-2比例阀是法士特最新推出的一款比例阀，采用升级阀芯，耐磨耐腐蚀抗油污，气密性更佳。
The -2 proportional valve is the latest proportional valve launched by Fast. It adopts upgraded valve seats, is wear-resistant, corrosion-resistant, oil-resistant, and has better gas tightness.