Ni. Me yasabawul ɗin malam buɗe idomizanai suna da muhimmanci?
Ma'aunin ya ƙayyade ƙirar bawuloli na malam buɗe ido da gwaje-gwajen da kowane bawul dole ne ya wuce. Ba tare da waɗannan ƙa'idodi ba, ba za a iya tabbatar da tsaron tsarin ba. Bawuloli ba za a iya daidaita su ba, abubuwan haɗin ba za su iya daidaitawa ba, kuma dukkan tsarin bututun yana fuskantar haɗari mara amfani.
Ma'aunin takamaiman bawul ɗin malam buɗe ido da kuke bi yana ƙayyade hanyar haɗin flange, ƙimar matsi da matakin kayan. Wannan yana nufin injiniyoyi suna buƙatar daidaita kowane ma'aunin bawul ɗin malam buɗe ido da matsin lamba, kwarara da kafofin watsa labarai na tsarin don tabbatar da cewa komai yana aiki yadda ya kamata.
Wannan labarin ya mayar da hankali kan wasu ƙa'idodi na ISO na yau da kullun na bawul ɗin malam buɗe ido kuma ya yi bayani dalla-dalla:
II.Bawul ɗin Malam BuɗaɗɗeMa'aunin Samfura na Musamman
| Lambar da aka saba. | Sunan Daidaitacce | Faɗin aikace-aikacen | Mahimman Sigogi da Cikakkun Bayanai na Fasaha |
| ISO 10631 | Bawuloli na Masana'antu - Bawuloli na malam buɗe ido na ƙarfe | Bawuloli na malam buɗe ido na ƙarfe tare da girman da ba a san shi ba DN40~DN2000 da matakan matsin lamba PN10~PN400 | Tsarin gini (daidaituwa ta tsakiya/ƙarfi), matakin rufewa (ISO 5208 Aji A~F), buƙatun kayan aiki (jikin bawul, farantin malam buɗe ido, zoben rufewa) |
| ISO 21159 | Bawuloli na malam buɗe ido na ƙarfe don sabis na ƙarancin zafin jiki | Yanayin aiki mai ƙarancin zafin jiki tare da yanayin aiki ≤-46℃ (kamar LNG, iskar gas mai ruwa) | Bukatun taurin kayan ƙarancin zafin jiki (gwajin tasirin -196°C), tsarin rufewa tsarin hana kwararar sanyi, hanyar gwajin ƙarfin juyi mai ƙarancin zafin jiki |
| ISO 16136 | Bawuloli na malam buɗe ido na Thermoplastic | PVC, PP, PVDF da sauran bawuloli na malam buɗe ido masu girman da ba a saba gani ba DN50 ~ DN1200 | Matsayin matsin lamba na jiki na bawul ɗin filastik (PN6~PN16), buƙatun zafin jiki na lalata zafi, juriya ga lalata sinadarai (gwajin ISO 175) |
| ISO 22306 | Bawuloli na malam buɗe ido na filastik masu ƙarfi da fiber | Bawul ɗin malam buɗe ido mai ƙarfi na filastik (GRP) tare da girman da ba a saba gani ba DN100 ~ DN3000 | Ƙarfin tsarin laminate na fiber (gwajin tensile na ISO 527), juriya ga tsufa na UV(ISO 4892-3), juriya ga lalacewa ta hanyar ɗaurewa ta hanyar ɗaurewa (ISO 4892-3) |
III.Bawul ɗin malam buɗe idotallafawa ƙa'idodin fasaha
| Lambar da aka saba. | Sunan Daidaitacce | Faɗin aikace-aikacen | Mahimman Sigogi da Cikakkun Bayanai na Fasaha |
| ISO 5752 | Bawuloli na ƙarfe - Girman fuska da fuska da tsakiya da fuska | Bayani na gaba ɗaya don tsawon tsarin dukkan bawuloli na ƙarfe (gami da bawuloli na malam buɗe ido) | Jerin gajerun jeri (Jerin A/B), teburin girma na dogon jeri (Jerin C/D), jurewar ƙarshen haɗin flange fuska (≤0.3mm) |
| ISO 5211 | Bawuloli - Shigar da masu kunna wutar lantarki | Haɗin haɗin tsakanin bawul ɗin da mai kunna pneumatic/electric | Girman shaft ɗin tuƙi mai murabba'i (kamar 25 × 25mm), haƙurin faɗin maɓalli (± 0.1mm), ingancin watsa karfin juyi (≥95%) |
| ISO 5208 | Bawuloli na ƙarfe - Gwajin matsin lamba | Hanyoyin gwaji don ƙarfin harsashi da matsewar bawuloli na ƙarfe (gami da bawuloli na malam buɗe ido) | Matsin gwajin harsashi (1.5 × PN), matsin gwajin hatimi (1.1 × PN), matakin ƙimar zubewa (ISO 5208 Aji A~F) |
| ISO 10497 | Gwajin bawuloli - Bukatun gwajin nau'in wuta | Aikin tsaron wuta na bawuloli da ake amfani da su a masana'antar man fetur | Lokacin fallasa harshen wuta (minti 30), matsin lamba na ciki (2.1 MPa), iyakar yawan zubar ruwa (≤ 0.5 L/min) |
| ISO 15848-1 | Auna fitar da hayaki daga masu gudu | Kimanta darajar fitar da iskar methane/VOCs | Rarraba yawan zubewa (A~F), hanyar ganowa (mita mai auna yawan helium/hanyar kumfa), buƙatun tsawon lokacin hatimi (zagaye ≥100,000) |
IV.Ka'idojin Janar na Asali
| Lambar da aka saba. | Sunan Daidaitacce | Faɗin aikace-aikacen | Mahimman Sigogi da Cikakkun Bayanai na Fasaha |
| ISO 16046 | Bawuloli - Kalmomi | Ma'anonin Kalmomi na Asali ga Duk Nau'in Bawul | Sharuɗɗa na musamman don bawuloli na malam buɗe ido(kamar "double eccentric", "triple eccentric", "soft hatimi", "hard hatimi") |
| ISO 15848-2 | Gwajin karɓar samfur | Tsarin gano ɓuɓɓugar ruwa yayin samar da bawul | Tsarin samfurin (AQL 1.5), matsin lamba na ganowa (1.1 × PN),ka'idojin cancanta (≤0.1% kwararar da aka kimanta) |
V. Binciken Tsarin Ma'auni na Tsarin Ma'auni na Babban
| Ma'aunin ISO | API 609 (Ka'idar Amurka) | GB/T 12238(National Standard) | EN 593(Turai Standard) | Tsarin kimantawaIumarni |
| ISO 10631 | API 609 Nau'i A/B | GB/T 12238-2008 | EN 593-2013 | Duk bawuloli uku na murfin ƙarfe na malam buɗe ido, amma API 609 ya jaddada ƙirar "mai ban mamaki biyu", kuma EN 593 ya ƙara buƙatun tsarin "mai ban mamaki uku" |
| ISO 5752 | API 609 Karin Bayani B | GB/T 12221-2005 | EN 558-1/2 | ISO 5752 ya dace da EN 558 gaba ɗaya, kuma GB/T 12221 ya ƙara girman da aka ƙayyade a China (kamar DN2500) |
| ISO 5208 | API 598 | GB/T 13927-2008 | EN 12266-1 | Hanyoyin gwajin guda uku iri ɗaya ne, amma API 598 yana ba da damar samun ƙarin yawan zubar ruwa (Aji na VI), kuma ISO/EN yana da ƙa'idodi masu tsauri (Aji na A) |
| ISO 10497 | API 607/6FA | GB/T 23935-2009 | ISO 10497(An karɓe shi daidai) | Yanayin gwajin gobara iri ɗaya ne, amma API 6FA ya ƙara ƙarin buƙatu don "ƙarancin tasirin zafin jiki" |
VI. Takaitawa & Shawarwari
1. Cikakken ɗaukar hoto na yau da kullun:Tsarin daidaitaccen ISO ya rufe dukkan zagayowar rayuwar bawuloli na malam buɗe ido daga ƙira, masana'antu zuwa gwaji, kuma yana da kyau musamman a fannoni masu tasowa (kamar ƙarancin zafin jiki, bawuloli na filastik).
2. Bambance-bambance a cikin sigogin fasaha:
- Matakin rufewa:ISO 5208 da EN 12266 sun fi tsauri (Matsayin zubar ruwa na aji A ≤0.05%), API 598 yana ba da damar Aji na VI (≤0.3%).
- Bukatun kariyar wuta:Yanayin gwajin ISO 10497 da API 6FA daidai suke, amma ISO ba ya buƙatar gwajin tasirin zafi mai ƙarancin zafi.
3. Shawarwari kan Zaɓin Tayin Kasuwanci:
-Fitar da kaya zuwa Turai:Ana ba da fifiko ga takaddun shaida na ISO/EN guda biyu (kamar ISO 10631+EN 593).
- Lokacin da aka ƙaretafiya zuwa Amurka:Ana buƙatar takaddun shaida na musamman don API 609 (tsari) da API 598 (gwaji).
- Ayyukan Cikin Gida:GB/T 12238 na iya biyan buƙatu na yau da kullun, amma ana ba da shawarar manyan ayyuka su bi ka'idar ISO 15848 (ƙarancin zubar ruwa) a lokaci guda.
Bawuloli na malam buɗe ido, bawuloli na ƙofa, duba bawuloli, kodayake bawuloli sun bambanta, amma amincin iri ɗaya ne.Tianjin Tanggu Water-Seal Valve Co., Ltd. yana bin tsarin ISO, yana gina inganci tare da juriya, kuma yana samun amincewa tare da ƙwarewa. Dangane da ƙa'idodi da kuma nufin dogon lokaci -TWSyana sa duniya ta zama mai ruwa-ruwa.
Lokacin Saƙo: Yuli-22-2026
