Ductile iron a ɛbue dua no mu a ɛyɛ mmerɛw flange gate valve .

Ductile Iron Open stem soft seal flange gate valve a yɛn Tanggu Shengshi Huagong yɛ no yɛ valve a wɔatwa a wɔde di dwuma kɛse wɔ nsu afiri ahorow mu. Wɔde di dwuma titiriw de hwɛ nsu a ɛsen no so na ɛhwɛ ma nsu afiri nhyehyɛe no yɛ adwuma yiye na ahobammɔ wom. Ne nnyinasosɛm a ɛyɛ adwuma no gyina ɔpon no a wɔma so a ɛda hɔ gyina hɔ no so. Sɛ ɔpon no kɔ soro a, valve no bue na medium no sen yiye wɔ pipeline no mu; Sɛ ɔpon no kɔ fam a, valve no to mu na amma nsu a ɛsen no ankɔ.

Product Description

Saa dua titiriw a ɛwɔ saa ductile dade a ɛforo dua no dua soft seal flange gate valve no yɛ ductile dade. Ductile iron wɔ mfiridwuma mu ahoɔden a ɛkyɛn so, ahoɔden a ɛkorɔn ne toughness pa. Sɛ wɔde toto dade a wɔde gu mu a ɛyɛ mmerɛw ho a, ebetumi agyina nhyɛso a ɛsakra wɔ nsu afiri no mu ne nkɛntɛnso a abɔnten so nneɛma a atwa yɛn ho ahyia no nya no ano yiye, na ama valve no akyɛ na wotumi de ho to so kɛse. Nnua a ɛreforo no yɛ nea ɛho hia no mu biako. Bere a wɔreyɛ adwuma no, valve no dua no kɔ soro ne fam bere a ɔpon no kɔ soro na ɛhwe ase no. Saa nhyehyɛe yi ma nea ɔde di dwuma no tumi hu baabi a valve no dua no wɔ wɔ ɔkwan a ɛyɛ mmerɛw so na obu sɛnea valve no bue ne nea ɛto mu no ho atɛn pɛpɛɛpɛ, a ɛma ɛyɛ mmerɛw kɛse ma da biara da adwumayɛ ne ne siesie, titiriw ma nsu afiri nhyehyɛe a ɛyɛ den a ɛhwehwɛ sɛ wɔtaa hwɛ valve tebea no.

Bere koro no ara mu no, ductile iron rising stem soft seal flange gate valve no wɔ soft seal structure sɛ mfaso titiriw a ɛwɔ valve no so. Ɛde nneɛma a ɛyɛ mmerɛw a ɛyɛ mmerɛw te sɛ rɔba di dwuma sɛ nneɛma a wɔde siw ano. Sɛ wɔto valve no mu a, rɔba a wɔde hyɛ apon no so no ne valve no nkongua no hyia denneennen, na ebetumi asiesie sintɔ nketenkete no yiye na ɛnyɛ pɛpɛɛpɛ wɔ nsɔano no so na ama wɔatumi asɔ nsɔano no yiye. Wɔ nhyɛso a ɛba fam anaasɛ nsu a ɛtwetwe a ɛyɛ katee koraa mu mpo no, ebetumi asiw nsu a ɛtɔ gu fam a wotumi de ho to so no ano na ama nhyehyɛe no ayɛ adwuma yiye na ayɛ ahobammɔ.

Mfiridwuma ho nsɛnkyerɛnne .

Dwumadie	Parameter range .
nominal diameter .	DN50 - DN1200 (wɔbɛtumi ayɛ ntwemu kɛseɛ anaa nketewa sɛdeɛ ahiadeɛ soronko teɛ) .
Nhyɛso a wɔfrɛ no nominal .	PN1.0MPa - PN4.0MPa (Nhwɛsoɔ soronko bi tumi gyina nhyɛsoɔ a ɛkorɔn ano) .
Ɔhyew a ɛfata .	-20°C - 120°C (egyina rɔba a wɔde hyɛ mu nneɛma ahorow so no, ɔhyew a ɛwɔ hɔ no gu ahorow. Sɛ wɔde rɔba soronko a ɛko tia ɔhyew kɛse di dwuma a, wobetumi de ɔhyew a ɛfata a wɔde di dwuma no ayɛ kɛse bio;wobetumi de rɔba a ɛko tia ɔhyew a ɛba fam adi dwuma wɔ mmeae a ɛhɔ yɛ hyew a ɛba fam)
Medium a ɛfa ho .	Nsuo, nsuo a ɛyɛ hyew, mframa, ngo, acid ne alkali solution, nsuo fĩ, mfiridwuma mu nsuo fĩ, ne nea ɛkeka ho (wɔpaw nsɛm a ɛyɛ corrosive media ahodoɔ sɛdeɛ rɔba a wɔde hyɛ mu no teɛ EPDM rɔba no fata ma nsɛm a ɛnyɛ corrosive media, na fluororubber fata ma media a ɛtumi nwura kɛseɛ) .
Valve nipadua mu nneɛma .	Ductile iron (a ɛyɛ nea wɔtaa yɛ no bi ne QT400-18, QT450-10, QT500-7, ne nea ɛkeka ho) .
Valve Cover Nneɛma .	Dade a ɛyɛ ductile .