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                节流阀

                节流阀是通过改变节流截面◤或节流长度以控制流体流量的阀。节流阀是简易的流量控制阀,可以□ 和其他元件组成节流调速系统。
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              2. 技术参数
              3. 型号说明
              4. 机能符号
              5. 外形尺寸
              6. 规格

                6

                8

                10

                12

                16

                20

                25

                30

                40

                最高工作压力                  (MPa)           

                31.5

                最大流量                     (L/min)

                14

                40

                60

                85

                175

                200

                300

                400

                600

                工作介质

                矿物质液压油;磷酸酯液▲压油

                介质温度范围                 ( ℃)

                -20~70

                介质粘度范围                (mm2/s)

                2.8~380

                污染度

                油液最高允许污染度按NAS1638第9级,

                推荐过滤器过滤精度最小β10≥75。


                型号

                B

                D1

                D2

                D3

                H1

                H2

                H3

                L1

                L2

                G6

                28

                19.3

                30

                M10×1

                G1/8”

                NPT1/8”

                Rc1/8

                SAE04

                14

                59.3

                64.8

                26

                48

                G8

                28

                19.3

                30

                M14×1.5

                G1/4”

                NPT1/4”

                Rc1/4

                SAE04

                14

                61.3

                67.9

                28

                54

                G10

                28

                19.3

                30

                M18×1.5

                G3/8”

                NPT3/8”

                Rc3/8

                SAE06

                14

                61.5

                67.5

                28

                54

                G12

                38

                24.2

                37

                M22×1.5

                G1/2”

                NPT1/2”

                Rc1/2

                SAE08

                19

                78.1

                86.5

                34

                68

                G16

                38

                24.2

                37

                M27×2

                G3/4”

                NPT3/4”

                Rc3/4

                SAE12

                19

                78.3

                86.5

                39

                78

                G20

                48

                35

                48

                M33×2

                G1”

                NPT1”

                Rc1”

                SAE16

                24

                102.3

                114.4

                45.8

                92

                G25

                60

                50

                48

                M42×2

                G1 1/4”

                NPT1 1/4”

                Rc1 1/4

                SAE20

                30

                134.68

                148.1

                57

                114

                G30

                70

                70

                80

                M48×2

                G1 1/2”

                NPT1 1/2”

                Rc1 1/2

                SAE24

                35

                161.5

                181.5

                61

                122

                G40

                90

                71

                80

                M60×2

                G2”

                NPT2”

                Rc2”

                SAE32

                45

                171.5

                191.5

                61

                122