Bawul ɗin duniya mai siffar ƙarfe mai siffar flange
Bawul ɗin ƙarfe na carbon flange duniya
Ana yin bawuloli na duniya na flange na ƙarfe da aka yi da maƙulli mai motsi kamar faifan diski tare da rufe saman lebur ko mazugi don rufewa. Yawanci, filogin yana da alaƙa da tushe wanda ake amfani da shi ta hanyar aikin sukurori azaman layi madaidaiciya ta amfani da ƙafafun hannu. Yawanci, irin wannan bawuloli na duniya ana amfani da su ne kawai don buɗewa da rufewa gaba ɗaya, ba don daidaita kwarara ba. Matsi yana daga PN16 zuwa PN160 kuma zafin aiki yana daga -29 zuwadigiri 450.Ana amfani da waɗannan bawuloli na ƙarfe sosai don bututun mai, sinadarai, kantin magani, sinadarai da foda don rage watsawar kafofin watsa labarai. Akwai masu kunna wutar lantarki, masu amfani da hannu, masu amfani da bevelgear, masu amfani da wutar lantarki da kuma masu amfani da iskar gas.
Girman: DN50-DN300
Matsi: PN16, PN25, PN40
| Matsi na musamman | 1.6 | 2.5 | 4.0 | 6.4 |
| Gwajin Shell | 2.4 | 3.8 | 6.0 | 9.6 |
| Gwajin hatimin ruwa | 1.8 | 2.8 | 4.4 | 7.4 |
| Hatimin sama | 1.8 | 2.8 | 4.4 | 7.4 |
| Hatimin iska | 0.4-0.7 | |||
