美國VICKERS威格士SM4伺服閥 SM4-10/12/15 Servovalves, Flows to 57 l/min (15 USgpm) - Pressures to 210 bar (3000 psi). SM4-20-10, Flows to 76 l/min (20 USgpm) - Pressures to 210 bar (3000 psi). SM4-20-50, Flows to 76 l/min (20 USgpm) - Pressures to 350 bar (5000 psi)SM4-20 (-50 Design) Servovalves. SM4-30, Flows to 113 l/min (30 USgpm) - Pressures to 140 bar (2000 psi). SM4-40 Servovalves, Flows to 151 l/min (40 USgpm) - Pressures to 350 bar (5000 psi). SX4 SX4 Servovalves, Flows to 76 l/min (20 USgpm) - Pressures to 350 bar (5000 psi). 我公司長期經銷各種VICKERS威格士SM4伺服閥產品，具體型號請聯(lián)系我公司咨詢選購。