GB/T5744-93 quick-closing valve
Our company mainly produces more than 70 kinds of products such as liquid level gauge, gas (liquid) quick-closing valve and quick-closing valve control box, ball valve, drain valve group, decompression valve group, linkage valve group, filter, mud box, chemical cleaning unit, oxygen acetylene gas device, small shaft transmission device, etc. The products cover marine piping accessory system. Products can provide CCS, GL, LR, BV, ABS, DNV, NK, KR and other classification society certification.
Key words:
Marine Products | Level Gauges and Level Controllers | Marine Valves and Manifolds
Classification:
Product Consulting:
86-513-86584304
Product Description
General
The product is used for marine F.W.,F.O.,L.O.,D.O,etc.
Parameter list show as table 1
Table 1
| Nominal pressure |
0.25MPa
|
| Nominal diameter |
DN20 ~ 150mm
|
| Working tempreture |
t ≤ 120℃
|
| Valve body material |
ZG230-450
|
| Working pressure of cylinder body |
0.3〜0.7MPa
|
Mark for example
Nominal diameter 50mm, flange connection dimmension shoud meet with standard GB569 and through-type with quick-closing valve is expressed as: Quick-closing valve AS50 GB/T5744-93
Structural dimension show as Fig.1,Fig.2 and table 2
Table 2
| Nomina Diameter | Structural dimension | Hand wheel | Lift Range | Flange |
Volume of cylinder body |
||||||||||||
| L | H | L0 | LI | AS、BS、AQ, BQ | ASS、BSS、AQS, BftS | ||||||||||||
| DN | A型 | B型 | A型 | B型 | DO | m | D | D1 | n-d | b | D | D1 | n-d | b | V(cm3) | ||
| 20 | 150 | 95 | 240 | 320 | 143 | 44 | 80 | 7 | 95 | 68 | 4-13 | 11 | 90 | 65 | 4-11 | 14 | 27 |
| 25 | 160 | 100 | 242 | 325 | 9 | 105 | 73 | 12 | 100 | 75 | |||||||
| 32 | 180 | 105 | 245 | 330 | 100 | 115 | 83 | 6-15 | 13 | 120 | 90 | 4-14 | 16 | ||||
| 40 | 200 | 115 | 274 | 365 | 48 | 120 | 12 | 125 | 93 | 130 | 100 | ||||||
| 50 | 230 | 125 | 283 | 381 | 49 | 140 | 15 | 135 | 103 | 140 | 110 | ||||||
| 65 | 290 | 145 | 325 | 437 | 155 | 58 | 19 | 155 | 123 | 14 | 160 | 130 | 58 | ||||
| 80 | 310 | 155 | 350 | 466 | 160 | 23 | 170 | 138 | 8-15 | 190 | 150 | 4-18 | 18 | ||||
| 100 | 350 | 175 | 375 | 500 | 295 | 62 | 180 | 30 | 190 | 158 | 210 | 170 | |||||
| 125 | 400 | 200 | 400 | 540 | 300 | 68 | 200 | 36 | 215 | 183 | 10-15 | 240 | 200 | 8-18 | 20 | ||
| 150 | 480 | 225 | 430 | 580 | 310 | 75 | 225 | 45 | 240 | 208 | 12-15 | 265 | 225 | ||||
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Address: No.1, Xinlianju Xinnong Road, Liuqiao Town, Tongzhou District, Nantong City, Jiangsu Province
Telephone: 86-513-86584304 86-513-86845001
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