制造標(biāo)準(zhǔn)：GB12235 結(jié)構(gòu)長(zhǎng)度：GB12221
對(duì)焊口標(biāo)準(zhǔn)：GB12224 試驗(yàn)標(biāo)準(zhǔn)：GB13927
Bb Os & Y structure
Manufacture：GB12235 Face to face：GB12221
Butt-welding：GB12224 Test：GB13927
公稱(chēng)壓力
(nominal pressure) 1.6Mpa 2.5Mpa 4.0Mpa
密封試驗(yàn)(seal test) 1.8MPa 2.8MPa 4.4MPa
殼體強(qiáng)度(shell) 2.4MPa 3.6MPa 6.0MPa
適用溫度
(suitabletemprature) 300℃


特點(diǎn)(features)：

雙層波紋管(double walls bellow seal) 維修方便(maintenance-free)
波紋管密封閥桿(spindle with bellow seal) 雙重密封(secondary sealing)
位置指示(position indicator) 無(wú)升降手輪(non-rising handwheel)


用途(selection of possible applications)：

工業(yè)(industry) 電站(power station)
廢氣凈化廠(chǎng)(flue gas puerification plant) 天然氣(gas supply)
真空裝置(vacuum facilities) 氨(ammonia)
熱水(hot water) 冷凍系統(tǒng)(cllling&freezing systme)
加熱設(shè)備(heating technology) 蒸汽系統(tǒng)(steam system)
零件名稱(chēng)
parta name 閥體 body 閥蓋 bonnet 閥桿 stem 閥瓣 disc 密封面
sealing face 填料 paking
WCB WCB WCB 13Cr 2Cr13 2Cr13 柔性石墨
GRAPHITE
STL
304 CF8 CF8 304 304 304 柔性石墨
GRAPHITE
STL PTFE
316 CF8M CF8M 316 316 316 柔性石墨
GRAPHITE
STL PTFE
304L CF3 CF3 316 304L 304L 柔性石墨
GRAPHITE
STL PTFE
316L CF3M CF3M 316 316L 316L 柔性石墨
GRAPHITE
STL PTFE


外形尺寸各連接尺寸 external and connection dimensions：

PN DN L L1 D D1 D2 B f F D6 N-ф △H(
STRODE)
1.6 15 130 80 95 65 45 14 2 - - 4-14 6
20 150 90 105 75 55 14 2 - - 4-14 6
25 160 110 115 85 65 14 2 - - 4-14 8
32 180 127 135 100 78 16 2 - - 4-18 8
40 200 156 145 110 85 16 3 - - 4-18 13
50 230 170 160 125 100 16 3 - - 4-18 13
65 290 - 180 145 120 18 3 - - 4-18 16
80 310 - 195 160 135 20 3 - - 8-18 20
100 350 - 215 180 155 20 3 - - 8-18 25
125 400 - 245 210 185 22 3 - - 8-18 32
150 480 - 280 240 210 24 3 - - 8-23 40
200 600 - 335 295 265 26 3 - - 12-23 50
2.5 15 130 80 95 65 45 16 2 - - 4-14 6
20 150 90 105 75 55 16 2 - - 4-14 6
25 160 110 115 85 65 16 2 - - 4-14 8
32 180 127 135 100 78 18 2 - - 4-18 8
40 200 156 145 110 85 18 3 - - 4-18 13
50 230 170 160 125 100 20 3 - - 4-18 13
65 290 - 180 145 120 22 3 - - 8-18 16
80 310 - 195 160 135 24 3 - - 8-18 20
100 350 - 230 190 160 28 3 - - 8-23 25
125 400 - 270 220 188 30 3 - - 8-25 32
150 480 - 300 250 218 34 3 - - 8-25 40
200 600 - 360 310 278 16 3 - - 12-25 50
4.0 15 130 80 95 65 45 16 2 4 40 4-14 6
20 150 90 105 75 55 16 2 4 51 4-14 6
25 160 110 115 85 65 16 2 4 58 4-14 8
32 180 127 135 100 78 18 2 4 66 4-18 8
40 200 156 145 110 85 18 3 4 76 4-18 13
50 230 170 160 125 100 20 3 4 88 4-18 13
65 290 - 180 145 120 22 3 4 110 8-18 16
80 310 - 195 160 135 22 3 4 121 8-18 20
100 350 - 230 190 160 24 3 4.5 150 8-23 25
125 400 - 270 220 188 28 3 4.5 176 8-25 32
150 480 - 300 250 218 30 3 4.5 204 8-25 40