Temperature: | Ordinary Temperature |
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Certification: | GS |
Media: | Gas, Oil, Water, Acid |
Standard: | Standard |
Connection Mode: | Flange |
Power: | Pneumatic |
Customization: |
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Self-reliant pressure regulating valve model: ZZYP | Self-operated pressure regulating valve nominal diameter: 25MM-400MM | Self-reliant pressure regulating valve use pressure: 1.6MPA-10MPA |
Self-reliant pressure regulating valve connection mode: flange connection | Self-reliant pressure regulating valve form: control pressure, manual adjustment | Self-reliant pressure regulating valve main function: control pressure |
Self-reliant pressure regulating valve medium: a variety of media | Self-reliant pressure regulating valve material: WCB cast steel stainless steel | Self-reliant pressure regulating valve standard: mechanical department standard or custom non-standard |
Nominal diameter DN(mm) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |||||||||
Rated flow coefficient (KV) | 7 | 11 | 20 | 30 | 48 | 75 | 120 | 190 | 300 | 480 | 760 | 1100 | 1750 | |||||||||
Rated stroke (mm) | 8 | 10 | 14 | 20 | 25 | 40 | 50 | 60 | 70 | |||||||||||||
Nominal pressure PN(Mpa) | 1.6, 4.0, 6.4 | |||||||||||||||||||||
Pressure adjustment Range (MP a) | 15 ~ 50 40 ~ 80 60 ~ 100 80 ~ 140 120 ~ 180 160 ~ 220 200 ~ 260 240 ~ 300 280 ~ 350 330 ~ 400 380 ~ 450 430 ~ 500 480 ~ 560 540 ~ 620 600 to 700 680 to 800 780 to 900 880 to 1000 980 to 1500 1000 to 2500 |
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Flow characteristics (° C) | Fast opening | |||||||||||||||||||||
Adjust accuracy (%) | Plus or minus five | |||||||||||||||||||||
Service temperature (° C) | 350 or less | |||||||||||||||||||||
Allowable leakage | Hard seal (1/h) | Single-seat: 10 . 4 or less valve rated capacity (level IV); Two-seater, sleeve: 5 x 10 or less . 3 valve rated capacity (class II) | ||||||||||||||||||||
Soft seal (m1 / h) | 0.15 | 0.30 | 0.45 | 0.60 | 0.90 | 1.7 | 4.0 | 6.75 | 11.10 | 16.0 | ||||||||||||
Decompression ratio | Maximum | 10 | ||||||||||||||||||||
Minimum | 1.25 |
4. Related regulating valve series | |||
SZZCP type self - operated pressure regulating valve | SZZWP Self-operated temperature regulating valve | SZXP pneumatic film straight through single seat regulating valve | Pneumatic fine small film regulating valve |
SZDLN electronic electric regulating valve | SZAZP electric single seat regulator | Electronic electric three-way regulating valve | SZDLP electronic electric regulating valve |
Nitrogen sealing device | SZXT pneumatic film diaphragm regulator | Pneumatic film regulator | SZRQM intelligent electric regulating valve |
Pneumatic three-way regulating valve |
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