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304 ibyuma bitagira umuyonga duplex ibyuma byumuvuduko mwinshi wibyuma bya flange ball valve, PN63 ubushyuhe bwo hejuru hamwe na sulfure birwanya, ukurikije amahame yigihugu na Amerika

    Ibyuma bitagira umuyonga duplex ibyuma byumuvuduko mwinshi wibyuma bya flange ball valve ni valve yo murwego rwohejuru hamwe nubushyuhe buhebuje bwo guhangana nubushyuhe bwo hejuru, kurwanya sulfure, no kubahiriza amahame yigihugu na Amerika. Ikoreshwa cyane mu nganda nka chimique, peteroli, na gaze gasanzwe kugirango igenzure amazi n’umuvuduko. Iyi valve yumupira ikozwe mubyuma bitagira ibyuma duplex ibyuma, bifite imbaraga nyinshi, birwanya ruswa, kandi birwanya kwambara. Ubuso bwacyo bwa kashe bwavuwe bidasanzwe kugirango habeho ingaruka nziza no gukumira. Hagati aho, umupira wumupira ufite kandi ibyiza byuburyo bworoshye, gushiraho byoroshye, no kubungabunga byoroshye. Imbonerahamwe yerekana urugero: | Icyitegererezo | diameter nominal (DN) | igitutu cyakazi (MPa) | urugero rw'ubushyuhe bukoreshwa (℃) | uburyo bwo guhuza | | - | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | | DQ41F | 15-150 | 1.6 | -29-300 | flange | | DQ341F | 25-300 | 2.5 | -29-300 | flange | | DQ61F | 40-400 | 4.0 | -29-300 | flange | | DQ941F | 50-600 | 6.4 | -29-300 | flange | | DQ641F | 80-900 | 10.0 | -29-300 | flange | Ibipimo by'icyitegererezo byavuzwe haruguru nibyerekanwe gusa, kandi guhitamo byihariye bigomba kugenwa hashingiwe kumikorere nyayo n'ibisabwa.