北京華德系列DB3U型多級先導(dǎo)式溢流閥由榆次液壓商城提供
北京華德系列DB3U型多級先導(dǎo)式溢流閥結(jié)構(gòu)示意圖
型號意義
技術(shù)規(guī)格
通徑/mm | 8 | 10 | 15 | 20 | 25 | 30 | |
流量/(L/min) | 管式閥 | 10 | 200 | 400 | 400 | 600 | |
板式閥 | - | 200 | - | - | 400 | 600 | |
工作壓力/MPa | A,B,X口至31.5 | ||||||
Y口背壓/MPa | 至31.5 | ||||||
zui高調(diào)節(jié)壓力/MPa | 10或31.5 | ||||||
介質(zhì) | 礦物油,磷酸酯液 | ||||||
介質(zhì)粘度/(m2/s) | (2.8~380)×10-6 | ||||||
介質(zhì)溫度/℃ | -20~+70 |
DB3U型板式溢流閥外形尺寸
尺寸/mm | |||||||||||
D1 | B1 | B2 | L1 | L2 | L3 | L4 | L5 | 質(zhì)量/kg | O形圈“X口" | O形圈“AB口" | |
10 | 14 | 54 | 54 | 90 | 54 | 23.5 | 97.5 | 59.5 | 7.8 | 9.25×1.78 | 17.12×2.62 |
20 | 18 | 100 | 69.8 | 117 | 66.7 | 34 | 111 | 46 | 8.5 | 9.25×1.78 | 28.17×3.53 |
30 | 20 | 115 | 82.5 | 148 | 89 | 41.5 | 121 | 36 | 9.8 | 9.25×1.78 | 34.52×3.53 |
連接底板:
NG10 | NG20 | NG30 |
G410/1(G1 1/4) G411/1(G1 1/2) | G406/1(G3/8) G407/1(G1/2) | G408/1(G3/4) G409/1(G1) |
DB3U油口連接面尺寸圖
DBT2U型遙控閥外形尺寸圖
DB3U型管式溢流閥外形尺寸
通徑/mm | 尺寸/mm | 質(zhì)量/kg | |||||||||||||||||
B1 | D1 | D2 | D3 | H1 | H2 | H3 | H4 | H5 | H6 | H7 | L1 | L2 | L3 | L4 | L5 | L6 | T1 | ||
8 | 63 | 9 | 28 | G3/8 | 27 | 125 | 10 | 26 | 85 | 203 | 212 | 85 | 14 | 62 | 45 | 146 | 10 | 12 | 8.5 |
10 | 34 | G1/2 | 14 | 8.5 | |||||||||||||||
15 | 42 | G3/4 | 16 | 8.7 | |||||||||||||||
20 | 47 | G1 | 57 | 18 | 8.7 | ||||||||||||||
25 | 70 | 11 | 56 | G1 1/4 | 42 | 138 | 13 | 66 | 98 | 216 | 225 | 100 | 18 | 72 | 54 | 155 | 1 | 20 | 9.4 |
32 | 61 | G1 1/2 | 22 | 9.4 |
DB3U型插入式溢流閥外形尺寸
通徑/mm | 尺寸/mm | 質(zhì)量 | ||
D1 | D2 | D3 | ||
10 | 10 | 40 | 10 | 約6kg |
25 | 25 | 45 | 25 | |
32 | 32 | 32 |
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