� 介紹
混風(fēng)切斷閥,屬于閥門技�(shù)�(lǐng)�。采用液壓傳�(dòng),其熱風(fēng)�(cè)法蘭及閥板均�(shè)有冷卻水通道,閥板結(jié)�(gòu)�(jiǎn)�,開閉動(dòng)作平�(wěn),能�(shí)�(xiàn)雙向密封,且密封可靠,密封面磨損�。閥桿采用浮�(dòng)密封裝置,還�(shè)有微�(dòng)�(diào)節(jié)�(jī)�(gòu)。本�(shí)用新型結(jié)�(gòu)緊湊、體積小,工作壽命長(zhǎng),工藝操作適�(yīng)性強(qiáng),制造成本低,易于安�、維�(hù)和維�,可廣泛�(yīng)用在大小高爐的熱�(fēng)爐管路系�(tǒng)��
� 技�(shù)參數(shù)

DN | D1 | D2 | D3 | D4 | L | b1 | b2 | n1-d1 | n2-d2 | 孔位 | d3 | d4 | H | H1 | L1 | L2 | L3 |
400 | 880 | 620 | 820 | 560 | 400 | 27 | 27 | 20-22 | 16-22 | T |
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500 | 920 | 740 | 860 | 680 | 500 | 35 | 30 | 24-27 | 20-28 |
| R1 | Rc1? |
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600 | 1000 | 820 | 930 | 760 | 500 | 40 | 35 | 24-28 | 20-28 | T | R1 | Rc1? | 3525 | 2520 | 1130 | 610 | 2190 |
700 | 1080 | 900 | 1000 | 840 | 530 | 45 | 35 | 30-34 | 28-28 | T | R1 | Rc1? | 4215 | 3450 | 1390 | 530 | 2780 |
800 | 1190 | 1020 | 1120 | 950 | 590 | 40 | 35 | 24-33 | 24-33 | T | R1? | Rc2? | 4275 | 3520 | 1570 | 630 | 3175 |