Contact Us Now! foreign_trade@0086pv.com
Contact Us Now! foreign_trade@0086pv.com
Product Category：BALL VALVE
Product Name：Q41F natural gas special ball valve
Product Tag：natural gas special ball valve
Update Date：2021/8/30 23:08:58
Visits：
Product Description
Q41F Natural Gas Ball Valve The valve adopts formed PTFE packing, which is suitable for most high and medium pressure gas transportation occasions. The handle operating torque is stable, and the O-ring seal is used to prevent external impurities from entering the valve. And to maintain the long-term sealing performance of the valve, the ball valve larger than DN150 is driven by a worm gear.
Main design parameters
Design and manufacture: GB/T12237-89
Flange connection: JB/T79-94, GB9113-2000
Structure length: GB12221-89
Nominal diameter: DN15~DN150mm
Nominal pressure: PN1.6, 2.5, 4.0MP.
Main performance parameters
| Nominal pressure | Shell test | Sealing test | Applicable medium | Suitable temperature |
| 1.6 | 2.4 | 1.76 | Liquefied gas, natural gas, etc. | -40~+80℃ |
| 2.5 | 3.75 | 2.75 | ||
| 4.0 | 6.0 | 4.4 |
Material of main parts
| Valve body, bonnet | Stem, ball | Sealing surface | filler |
| WCB/stainless steel | Stainless steel | Stainless steel and PTFE | PTFE |
Outline structure drawing
Main dimensions
| Nominal diameter, |
DN(mm)
| Main connection size and overall size (mm) | Weight | ||||||||
(kg)
| L | D | D1 | D2 | Z-фd | H | b | f | Do | ||
| 15 | 130 | 95 | 65 | 45 | 4-14 | 103 | 16 | 2 | 100 | 3 |
| 20 | 140 | 105 | 75 | 55 | 4-14 | 112 | 16 | 2 | 160 | 4 |
| 25 | 150 | 115 | 85 | 65 | 4-14 | 123 | 16 | 2 | 160 | 5 |
| 32 | 165 | 135 | 100 | 78 | 4-18 | 150 | 18 | 3 | 250 | 8 |
| 40 | 180 | 145 | 110 | 85 | 4-18 | 156 | 18 | 3 | 250 | 11 |
| 50 | 200 | 160 | 125 | 100 | 4-18 | 172 | 20 | 3 | 350 | 14 |
| 65 | 220 | 180 | 145 | 120 | 8-18 | 197 | twenty two | 3 | 350 | 20 |
| 80 | 250 | 195 | 160 | 135 | 8-18 | 222 | twenty two | 3 | 450 | 28 |
| 100 | 320 | 230 | 190 | 160 | 8-23 | 253 | twenty four | 4 | 450 | 36 |
| 125 | 400 | 270 | 220 | 188 | 8-25 | 286 | 28 | 4 | 600 | 62 |
| 150 | 400 | 300 | 250 | 218 | 8-25 | 275 | 30 | 4 | 800 | 80 |
Product Keyword Tags>>
Ball valve,Ball valves,ball valve manufacturer in China, Ball Valve supplier in China,
