a hankali rufewa da na'ura mai aiki da karfin ruwa duba bawul din malam buɗe ido
a hankali rufewa da na'ura mai aiki da karfin ruwa duba bawul din malam buɗe ido

Halayen kuzarin da ake iya samu na nau'in guduma mai nauyi mai rufewa a hankali, bawul ɗin duba malam buɗe ido yana da mafi girman ma'aunin aminci fiye da sauran bawulolin sarrafa hydraulic, kuma yana da ayyuka biyu na bawul ɗin ƙofa da bawul ɗin duba. Bawul ɗin yana buɗewa tare da ɗaga nauyi kuma yana kiyaye ƙarfin kuzarin guduma mai ƙarfi na dogon lokaci. Lokacin da sashin injin famfon mai ya gaza ko kuma aka yanke wutar lantarki, guduma mai nauyi tana raguwa a hankali tare da nauyin ƙasa, kuma tana rufe bawul ɗin.

| Matsi na Musamman | PN16 PN25 PN40 |
| Gwaji Matsi | Harsashi: Matsi mai ƙima sau 1.5, Kujera: Matsi mai yawa sau 1.1. |
| Zafin Aiki | ≤80℃ |
| Kafofin Watsa Labarai Masu Dacewa | Ruwa mai tsabta, ruwan laka, ruwan teku, ruwan tafki, mai, iskar gas, da sauransu |

| Sassan | Kayan Aiki |
| Jiki | Ductile iron, carbon steel |
| Faifan diski | Ductile iron, carbon steel |
| Hatimcewa | EPDM, NBR |
| Tushe | 2Cr13 |
An kafa kamfanin Tianjin Tanggu Jinbin Valve Co., Ltd. a shekara ta 2004, tare da babban birnin da aka yi rijista na Yuan miliyan 113, ma'aikata 156, wakilan tallace-tallace 28 na kasar Sin, wanda ya mamaye fadin murabba'in mita 20,000, da kuma murabba'in mita 15,100 ga masana'antu da ofisoshi. Kamfanin kera bawul ne da ke da hannu a cikin bincike da ci gaba, samarwa da tallace-tallace, wani kamfani na hadin gwiwa wanda ya hada kimiyya, masana'antu da cinikayya.
Kamfanin yanzu yana da lathe mai tsayin mita 3.5, injin niƙa mai gundura da niƙa mai tsawon mita 2000 * 4000 da sauran manyan kayan aikin sarrafawa, na'urar gwajin aikin bawul mai aiki da yawa da kuma jerin kayan aikin gwaji masu kyau.
















