SM4-20,SM4-20(1)3.8-80/40-50,SM4-20(2.5)9-80/40-50,SM4-20(20)76-1500/8-50,伺服阀
SM4-20(5)19-80/40-50,SM4-20(7.5)28-80/40-50,SM4-20(10)38-80/40-50,SM4-20(12)45-80/40-50,
SM4-20(12.5)47-80/40-50,SM4-20(15)57-80/40-50,SM4-20(20)76-80/40-50,SM4-20(1)3.8-20/200-50,
SM4-20(2.5)9-20/200-50,SM4-20(5)19-20/200-50,SM4-20(7.5)28-20/200-50,SM4-20(10)38-20/200-50,
SM4-20(12)45-20/200-50,SM4-20(12.5)47-20/200-50,SM4-20(15)57-20/200-50,SM4-20(20)76-20/200-50,
SM4-20(1)3.8-30/100-50,SM4-20(2.5)9-30/100-50,SM4-20(5)19-30/100-50,SM4-20(7.5)28-30/100-50,
SM4-20(10)38-30/100-50,SM4-20(12)45-30/100-50,威格士-VickersSM4-20(12.5)47-30/100-50,SM4-20(15)57-30/100-50,
SM4-20(20)76-30/100-50,SM4-20(1)3.8-80/50-50,SM4-20(2.5)9-80/50-50,SM4-20(5)19-80/50-50,
SM4-20(7.5)28-80/50-50,SM4-20(10)38-80/50-50,SM4-20(12)45-80/50-50,SM4-20(12.5)47-80/50-50
SM4-20(15)57-80/50-50,SM4-20(20)76-80/50-50,SM4-20(1)3.8-140/40-50,SM4-20(2.5)9-140/40-50,
SM4-20(5)19-140/40-50,SM4-20(7.5)28-140/40-50,SM4-20(10)38-140/40-50,SM4-20(12)45-140/40-50,
SM4-20(12.5)47-140/40-50,SM4-20(15)57-140/40-50,SM4-20(20)76-140/40-50,SM4-20(1)3.8-200/15-50,
SM4-20(2.5)9-200/15-50,SM4-20(5)19-200/15-50,SM4-20(7.5)28-200/15-50,SM4-20(10)38-200/15-50,
SM4-20(12)45-200/15-50,SM4-20(12.5)47-200/15-50,SM4-20(15)57-200/15-50,SM4-20(20)76-200/15-50,
SM4-20(1)3.8-200/20-50,SM4-20(2.5)9-200/20-50,SM4-20(5)19-200/20-50,SM4-20(7.5)28-200/20-50,
SM4-20(10)38-200/20-50,SM4-20(12)45-200/20-50,SM4-20(12.5)47-200/20-50,SM4-20(15)57-200/20-50,
SM4-20(20)76-200/20-50,SM4-20(1)3.8-300/30-50,SM4-20(2.5)9-300/30-50,SM4-20(5)19-300/30-50,
SM4-20(7.5)28-300/30-50,SM4-20(10)38-300/30-50,SM4-20(12)45-300/30-50,SM4-20(12.5)47-300/30-50,
SM4-20(15)57-300/30-50,SM4-20(20)76-300/30-50,SM4-20(1)3.8-1000/10-50,SM4-20(2.5)9-1000/10-50,
SM4-20(5)19-1000/10-50,SM4-20(7.5)28-1000/10-50,SM4-20(10)38-1000/10-50,SM4-20(12)45-1000/10-50,
SM4-20(12.5)47-1000/10-50,SM4-20(15)57-1000/10-50,SM4-20(20)76-1000/10-50,SM4-20(1)3.8-1500/8-50,
SM4-20(2.5)9-1500/8-50,SM4-20(5)19-1500/8-50,SM4-20(7.5)28-1500/8-50,SM4-20(10)38-1500/8-50,
SM4-20(12)45-1500/8-50,威格士-VickersSM4-20(12.5)47-1500/8-50,SM4-20(15)57-1500/8-50,
