Pneumatic Stop Valve General Requirements (Pneumatic Stop Valve General Requirements)　　
1. Pneumatic valve specifications and categories, should comply with the requirements of the pipeline design documents. 1. Pneumatic valve specifications and categories, should comply with the requirements of the pipeline design documents.
2. Pneumatic valve model adhil bï ya nyuɔɔth në kë de national standard number requirements. Na ye kë ye kɔc cɔl enterprise standard, a dhil bɛ̈n ya tɔ̈ɔ̈u në kë de model.
3, pneumatic valve working pressure, requires ≥ pipeline working pressure, without affecting the price, the valve can bear the working pressure should be greater than the pipeline's actual working pressure. 3, pneumatic valve working pressure, requires ≥ pipeline working pressure, without affecting the price, the valve can bear the working pressure should be greater than the pipeline's actual working pressure. Pneumatic valve closed condition should be able to withstand 1.1 times the valve working pressure value without leakage. Pneumatic valve closed condition should be able to withstand 1.1 times the valve working pressure value without leakage. Tɛ̈n yenë valve looi, valve body adhil bɛ̈n lëu bɛ̈n ya tɔ̈ɔ̈u në kaam de pressure de valve yiic.
4, Pneumatic valve manufacturing standard, should be explained based on national standard number, if it's enterprise standard, the procurement contract should be attached to enterprise documents. 4, Pneumatic valve manufacturing standard, should be explained based on national standard number, if it's enterprise standard, the procurement contract should be attached to enterprise documents.
Pneumatic Stop Valve Material
1, valve body material, should be used as a primary ink cast iron, and indicate the brand and cast iron physical chemical testing data. 1, valve body material, should be used as a primary ink cast iron, and indicate the brand and cast iron physical chemical testing data. 1, valve body material, should be used as a primary ink cast iron, and indicate the brand and cast iron physical chemical testing data.
2, valve bar material, try to stainless steel valve bar (2CR13), large diameter valve should also be stainless steel embedded valve bar.
3, kä ye kek looi, ye kek tɔ̈ɔ̈u në aluminium bronze wala aluminium bronze ye kek tɔ̈ɔ̈u, ku kä ye kek tɔ̈ɔ̈u në kek yiic ku kä ye kek tɔ̈ɔ̈u në kek yiic.
4, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar, kä ye kek looi në valve bar.
5, kä ye kek looi:
① Pneumatic valve type is different, sealing method and material requirements are different. ① Pneumatic valve type is different, sealing method and material requirements are different. ① Pneumatic valve type is different, sealing method and material requirements are different.
② wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal ye wal
② Soft sealed gate valve, valve plate lining material physical chemical and hygiene testing data; 3. kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi, kä ye kek looi
② Butterfly valves should indicate the sealing surface material on the valve body and the sealing surface material on the butterfly plate. Butterfly valves should indicate the sealing surface material on the valve body and the sealing surface material on the butterfly plate. A kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ a kɔnɔ A cɔl recycled glue.
6, valve shaft filling:
① Ngam ye valve pneumatic ye tɔ̈u në pip network yic, ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka t
② Valve shaft filling should also be resistant to frequent opening and closing, sealing effect good. Valve shaft filling should also be resistant to frequent opening and closing, sealing effect good. Valve shaft filling should also be resistant to frequent opening and closing, sealing effect good.
② Në kë de kä cï kek lueel nhial yiic, ka valve shaft filling bɛ̈n ya tɛ̈n bɛ̈n ya tɛ̈n bɛ̈n ya tɛ̈n bɛ̈n ya tɛ̈n bɛ
② N'a sɔrɔ ka fɛɛn dɔ gɛɛr, ka bɛ̈ɛ̈i dɔ gɛɛr, ka bɛ̈ɛ̈i dɔ gɛɛr, ka bɛ̈ɛ̈i dɔ gɛɛr, ka bɛ̈ɛ
Pneumatic Stop Valve Transmission Box
1, kä ye kek looi në kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam.
2, kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam de kaam.
3, looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi-looi
4, drive structure design reasonable, can only drive valve axis rotation when opening and closing, don't let it move up and down, drive parts bite appropriateness, don't produce with load opening and closing when separating and slipping.
5, variable speed transmission box and valve shaft sealing cannot be connected to a whole without leakage, if not there should be reliable anti-string leakage measures. 5, variable speed transmission box and valve shaft sealing cannot be connected to a whole without leakage, if not there should be reliable anti-string leakage measures. 5, variable speed transmission box and valve shaft sealing cannot
6, tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n t
Mechanism de luɔɔi de pneumatic stop valve
1. Pneumatic valve ye luɔɔi, ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r ka yɔ̈ɔ̈r.
2, ngam ye valve pneumatik ye tɔ̈ɔ̈u në tubing network, ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈
3, ago raan kɔ̈k ye luɔɔi bɛ̈n looi ku jɔl ya raan kɔ̈k ye luɔɔi bɛ̈n looi ku jɔl ya raan kɔ̈k ye luɔɔi bɛ̈n looi ku jɔl ya raan kɔ̈k ye luɔɔ
4, pneumatic valve open and close operation end should be square, and size standardized, and oriented to the ground, so that people can directly operate from the ground. 4, pneumatic valve open and closed operation end should be square, and size standardized, and oriented to the ground, so that people can directly operate from the ground. Valves ye kek roulette ye kek tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u ka tɔ̈u.
5, Pneumatic valve ye nyuɔɔth
① Pneumatic valve open and close degree of scale line, should be cast on the gearbox cover or after changing the direction of display on the housing, always facing the ground, scale line brushed on the fluorescent powder to show the eye
② ye kä ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye kek looi ye
② ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth ye nyuɔɔth
4.6 N'a ye valve pneumatik tɔ̈ɔ̈u ka dɔ̈ɔ̈r, a tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈u ka tɔ̈ɔ̈ Walisa, valves in the pipe network open and close operation, not suitable to go down well operation. Walisa, valves in the pipe network open and close operation, not suitable to go down well operation. Walisa, valves in the pipe network open and close operation, not suitable to go down well operation.
Pneumatic stop valve performance detection (Pneumatic stop valve performance detection)
1, të cenë valve looi në kë de kä ye kek looi në kë de kä ye kek looi në kë de kä ye kek looi në kë de kä ye kek looi në kë de kä ye kek looi në kë de kä ye kek looi në kë de kä ye kek looi:
① Valve's opening and closing moment in working pressure condition (Valve's opening and closing moment in working pressure condition) (Valve's opening and closing moment in working pressure condition) (Valve's opening and closing moment in working pressure condition) (Valve's opening and closing moment in working pressure condition) (Valve's opening and closing moment)
② tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈
② Valve flow resistance coefficient tɛ̈n yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen yen
2, valves adhil bɛ tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n
① Valve në tɛ̈n yenë yen tɔ̈ɔ̈u thïn, valve body adhil bï ya tɔ̈ɔ̈u në tɛ̈n yenë yen tɔ̈ɔ̈u thïn në tɛ̈n yenë yen tɔ̈ɔ̈u
② tɛ̈n yenë valve ye tɔ̈ɔ̈u thïn, ka tɛ̈n yenë valve ye tɔ̈ɔ̈u thïn ye tɔ̈ɔ̈u thïn ye tɔ̈ɔ̈u thïn ye tɔ̈ɔ̈u thïn ye t Nka, valve ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ
Pneumatic Stop Valve Anti-corrosion
1, valve body (including variable speed transmission box) inside and outside, first should be shot clean sand removal rust, try electrostatic spraying powder-like non-toxic epoxy resin, thickness up to 0.3mm or more. Na ye kë ye cɔl electrostatic spraying of non-toxic epoxy resin ye kë ye cɔl ultra-large valve ye kë ye cɔl non-toxic epoxy resin ye kë ye cɔl non-toxic epoxy resin ye kë ye cɔl non-toxic epoxy resin ye kë ye cɔl non-toxic
2, valve kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ kɔnɔ A ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye kɛ̈ɛ̈r ye.
3, kä wïc bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi bï kek ya looi. Chemical and physical properties must be compliant with the relevant requirements. Chemical and physical properties must be compliant with the relevant requirements. Chemical and physical properties must be compliant with the relevant requirements. Chemical and physical properties must be compliant with the relevant requirements. Chemical and physical properties must be compliant with the relevant requirements.
Pneumatic Stop Valve Packaging Transport
1, valves adhil bɛ̈n ya tɔ̈ɔ̈u në baŋ kedhiɛ yiic.
2, valves de kalibre katikat ku fitin adhil bɛ̈n ya tɔ̈ɔ̈u në dɔ̈ɔ̈r ye cɔl grass rope, ku bɛ̈n ya tɔ̈ɔ̈u në container.
3, valves de kalibre dït aye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi në kek ye kek looi