概述：薄型保温球阀
球阀具有结构紧凑、体积小、重量轻、密封性能好、启闭天真、安装方便等特点。.
重要型号、保温型：手动(bq71f)、气动(bq671f)、电动(bq971f)
公称通径：dn15-100mm1/2“-4“
公称压力：pn1.0-2.5mpa
class：150lb、jis：10k
重要形状及连接尺寸表
| 公称通径(dn) | 产品型号 | |||||||||
| l | d | w | h | 3-g | ||||||
| (mm) | (in) | 1.0mpa | 1.6mpa | 2.5mpa | 150lb | 10k | 手动 | 手动 | ||
| 15 | 1/2” | 40 | 53 | 53 | 53 | 47 | 58 | 130 | 80 | 3/8 |
| 20 | 3/4” | 45 | 63 | 63 | 63 | 57 | 63 | 170 | 80 | 3/8 |
| 25 | 1” | 50 | 73 | 73 | 73 | 66 | 74 | 170 | 100 | 3/8 |
| 32 | 1 1/4” | 60 | 84 | 84 | 84 | 75 | 84 | 200 | 110 | 1/2 |
| 40 | 1 1/2” | 70 | 94 | 94 | 94 | 85 | 89 | 250 | 120 | 1/2 |
| 50 | 2” | 80 | 109 | 109 | 109 | 103 | 104 | 250 | 130 | 1/2 |
| 65 | 2 1/2” | 110 | 129 | 129 | 129 | 122 | 124 | 350 | 140 | 1/2 |
| 80 | 3” | 120 | 144 | 144 | 144 | 135 | 134 | 350 | 150 | 1/2 |
| 100 | 4” | 140 | 164 | 164 | 170 | 173 | 159 | 420 | 180 | 1/2 |
型号、零件材料及重要参数
| 公称压力或压力级 | 产品型号 | |||||||
| pn1.0mpa | bq71f-10c | bq71f-10p | bq71f-10p8 | bq71f-10p3 | bq71f-10r | bq71f-10r8 | bq71f-10r3 | |
| pn1.6mpa | bq71f-16c | bq71f-16p | bq71f-16p8 | bq71f-16p3 | bq71f-16r | bq71f-16r8 | bq71f-16r3 | |
| pn2.5mpa | bq71f-25 | bq71f-25p | bq71f-25p8 | bq71f-25p3 | bq71f-25r | bq71f-16r8 | bq71f-25r3 | |
| class150 | bq71f-150(lb)c | bq71f-150(lb)p | bq71f-150(lb)p8 | bq71f-150(lb)p3 | bq71f-150(lb)r | bq71f-150(lb)r8 | bq71f-150(lb)r3 | |
| 10k | bq71f-10(k)c | bq71f-10(k)p | bq71f-10(k)p8 | bq71f-10(k)p3 | bq71f-10(k)r | bq71f-10(k)r8 | bq71f-10(k)r3 | |
| 重要零件材料 | 阀体 | wcb | zglcr18ni9ti | cf8(304) | cf8(304l) | zg1cr18ni12mo2ti | cf8m(316) | cf8m(316l) |
| 球体、阀杆 | 2crl3 | lcr18ni9ti | 0cr18ni9(304) | 0cr18ni9(304l) | 1cr18ni2mo2(316) | 0cr17ni2mo2(316) | 0cr17ni2mo2(316l) | |
| 密封圈 | 聚四氟乙烯 对位聚苯 | |||||||
| 填料、垫圈 | v型聚四氟乙烯 柔性石墨环 聚四氟乙烯片 柔性石墨复合垫 | |||||||
| 适用工况 | 适用介质 | 重油、胶类等 | 硝酸腐蚀性介质 | 强氧化性介质 | 醋酸等腐蚀性介质 | 尿素等腐蚀性介质 | ||
| 适用温度 | -28-300℃ | |||||||
| 配管法兰 | jb79-59、gb9113、sh3406 ansi b16.5 jis b2212 | |||||||
