Dadeɛ a wɔde ayɛ ntontom check valve .

Sɛ́ valve a ɛyɛ adwuma ankasa no, cast iron butterfly check valve a yɛn Tanggu Shengshi Huagong yɛ no di dwuma titiriw wɔ nsu afiri nhyehyɛe ahorow mu. Ɛde ne ho to nsu a ɛsen no ankasa so titiriw na ama wɔahu sɛnea valve disc no bue ne nea ɛto mu no ara kwa, na ɛnam so siw nsu a ɛkɔ akyi no akyi yiye na ɛhwɛ ma nsu afiri nhyehyɛe no yɛ adwuma yiye na ahobammɔ wom.

Product Description

Wafer-type nkitahodi a ɛwɔ yɛn cast iron butterfly check valve no mu no ma ɛyɛ mmerɛw sɛ wode bɛhyɛ mu. Wobetumi akyekyere no denneennen wɔ flanges abien ntam, akora baabi pii a wɔde besisi hɔ, na ɛfata yiye ma ahunmu-constrained pipeline layence scenarios.

Nhyehyɛe ne adwumayɛ nnyinasosɛm .

(i) Ɔdansi ho nhyehyɛe .

cast iron wafer check valve no titiriw ne core afã horow te sɛ valve nipadua, valve disc, valve stem, spring (equipped ne nhwɛso ahorow bi). Wɔde valve nipadua no gu dade a wɔde ayɛ mu, na ɛma wonya mmoa a ɛyɛ den na ɛma valve no nyinaa yɛ fapem a ɛyɛ den. Valve disc no yɛ ade titiriw a ɛbɛma woanya check function no. Ne nsusuwii ne ne nhyehyɛe nhyehyɛe gu ahorow sɛnea adwumayɛ tebea ahorow te. Nneɛma a wɔtaa de di dwuma no bi ne diski biako ne diski abien. Wɔde valve stem no di dwuma de ka valve disc no bom na ɛkyerɛ ne kankyee kwan no kwan ma ɛhwɛ ma valve disc no kɔ pɛpɛɛpɛ na ɛyɛ mmerɛw bere a worebue na ɛretoto no. Check valve ahorow bi wɔ hɔ a wɔde spring ahorow ahyɛ mu. Spring no dwumadi ne sɛ ɛbɛboa valve disc no ma wɔato mu, ama nsɔano no ayɛ kɛse bere a wɔreto mu no, na wɔatew nsu hama a ɛba no so akodu baabi.

(ii) Adwumayɛ ho nhyehyɛe .

Sɛ medium no sen kɔ ɔkwan a ɛfata so a, nhyɛso a medium no de ba no bɛpia valve disc no ma adi n’ankasa tumi a ɛtwe ade ba fam ne spring resistance a ebetumi aba no so, sɛnea ɛbɛyɛ a valve disc no bɛdannan atwa valve no dua anaa pin shaft no ho ahyia ma abue. Saa bere yi, medium no tumi fa valve no mu yiye, na pipeline nhyehyɛe no nyinaa wɔ nsu a ɛsen no mu. Sɛ medium no nya su a ɛne sɛ ɛbɛsan akɔ akyi a, nhyɛso a ɛwɔ akyi a ɛnam nsu a ɛkɔ akyi no akyi ne valve disc no ankasa so no bɛma valve disc no akɔ so akɔ ɔkwan a ɛne no bɔ abira no so ntɛmntɛm na akɔhyɛ valve no nkongua no mu denneennen, na ɛnam so atwa medium no reflux channel no, na ɛmma nsu a ɛkɔ akyi no nsiw nsu a ɛwɔ nsu afiri nhyehyɛe no mu no kwan bere nyinaa.

Mfiridwuma ho nsɛnkyerɛnne .

Dwumadie	Parameter range .
nominal diameter .	DN25 - DN600 (wɔbɛtumi ayɛ ntwemu kɛseɛ anaa nketewa sɛdeɛ adetɔfoɔ ahiadeɛ titire teɛ) .
Nhyɛso a wɔfrɛ no nominal .	PN1.0MPa - PN1.6MPa (Nhwɛsoɔ soronko bi tumi gyina nhyɛsoɔ a ɛkorɔn ano) .
Ɔhyew a ɛfata .	-10°C - 80°C (egyina dade a wɔde ayɛ ade ne ade a wɔde hyɛ mu so no, ɔhyew a ɛwɔ hɔ no gu ahorow) .
Medium a ɛfa ho .	Nsuo, nsuo fĩ, ɛpo mu nsuo, acid ne alkali solution (ɛgyina nneɛma a wɔpaw so ma ɛyɛ nsakraeɛ ma ɛne nsɛm a ɛyɛ corrosive media ahodoɔ hyia), aduane ne anonneɛ (bere a wɔde nneɛma a wɔde yɛ aduane di dwuma), ne nea ɛkeka ho.
Valve nipadua mu nneɛma .	Dade a wɔde dade a ɛyɛ fitaa ayɛ, ductile dade .
Valve disc nneɛma .	Dade a wɔde dade ayɛ (aduru a wɔde di dwuma mpɛn pii anaasɛ ɛko tia corrosion), dade a ɛnyɛ den (ma adwumayɛ tebea soronko) .
Valve dua no mu nneɛma .	dade a ɛnyɛ den .
Ahohuru bere mu nneɛma (sɛ ɛwɔ hɔ a) .	dade a ɛnyɛ den .
Nsɔano su .	Rɔba nsɔano (ɛfata ma nsɛm ho amanneɛbɔ a ɛkɔ akyiri, nsɔano adwumayɛ pa), dade nsɔano (ɛfata ma ɔhyew a ɛkorɔn, nhyɛso a ɛkorɔn anaasɛ nsɛm ho amanneɛbɔ soronko, ɔhyew a ɛkɔ soro a ɛko tia ne nhyɛso a ɛkorɔn) .
Nkitahodi kwan .	Wafer type .
Susudua	Wɔyɛ nhyehyeɛ, wɔyɛ ne sɔhwɛ sɛdeɛ ɔman no mu gyinapɛn a ɛfa ho te sɛ GB, HG ne amanaman ntam gyinapɛn bi te sɛ ISO gyinapɛn teɛ .