Product center
Beijing Headquarters:
No. 3, Lvhai Road, Pangezhuang Town, Daxing District, Beijing
Production Base:
No. 8, North Juliang Avenue, Cheng'an County, Handan City, Hebei Province
Southern Region: 18800004070
Northern Region: 13811335563
Anti-counterfeiting Query: 18811039510
Emailbvmcvv@163.com
H7B41X type hydraulic control check valve
【Product use】
H7B41X-16, H7B41X-16C type hydraulic control check valve is suitable for the return water pipe of atmospheric pressure boiler. It uses the pressure change of the transmission pipeline to control the opening and closing of this valve. This valve is a normally closed valve, which can effectively prevent the boiler from overflowing when the circulating water pump stops working due to sudden power failure or other reasons. It can replace expensive electromagnetic control systems.
Product performance parameters
Model number | PN | Working pressure/MPa | Applicable temperature/℃ | Applicable media |
H7B41X-16 | 16 | 1.6 | ≤70 | Water and oil products |
H7B41X-16C | 16 | 1.6 | ≤425 | Water and oil products |
【Product parts and materials】
Model number | Material | ||
Valve body, valve cover | Stem, disc, seat | Spring | |
H7B41X-16 | Gray cast iron | 2Cr13 | 50CrVA |
H7B41X-16C | WCB | ||
【Product shape and structure size (mm)】
DN | L | D | D1 | D2 | b | z0000d | H | H1 | Weight/kg |
40 | 220 | 150 | 110 | 88 | 18 | 4000017.5 | 175 | 115 | 28 |
50 | 250 | 165 | 125 | 102 | 20 | 4000017.5 | 175 | 115 | 28 |
65 | 280 | 185 | 145 | 122 | 20 | 4000017.5 | 195 | 135 | 34 |
80 | 310 | 200 | 160 | 133 | 20 | 8000017.5 | 215 | 155 | 40 |
100 | 350 | 220 | 180 | 158 | 24 | 8000017.5 | 215 | 155 | 49 |
125 | 400 | 250 | 210 | 184 | 24 | 8000017.5 | 240 | 170 | 78 |
150 | 450 | 285 | 240 | 212 | 26 | 8000022 | 240 | 170 | 111 |
200 | 500 | 340 | 295 | 268 | 26 | 12000022 | 280 | 190 | 155 |
【Structure picture】
Contact us
Beijing Headquarters: No. 3, Lvhai Road, Pangezhuang Town, Daxing District, Beijing
Production Base: No. 8, North Juliang Avenue, Cheng'an County, Handan City, Hebei Province
Southern Region: 18800004070
Northern Region: 13811335563
Anti-counterfeiting Query: 18811039510
Email： bvmcvv@163.com
Copyright: Beijing Valve General Factory Co., Ltd. 京ICP备08004565号-2
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