Zhejiang Yongding Valve Co. Ltd.

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Zhejiang Yongding Valve Co. Ltd.

Address: Wenzhou City, Zhejiang Province, Yongjia County Oubei five - star industrial area on the 3rd Jingdong Road
Tel: 86-0577-67321126 67920318 67920317
Cell phone: 86-13732008686
Contact: manager Chen 13758737865
Fax: 86-0577-67995661
QQ:1813139209
URL: http://www.yongdingv.com

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【产品用途】

H76H、H76Y、H76W、H76X、H76F 型对夹蝶形止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路，阻止介质逆向流动之用。

【产品特点】

1、体积小，重量轻，结构紧凑、维修方便

2、阀板采用对偶式，在弹簧的弹性力下矩下可自行速闭

3、因速闭作用，可防止介质倒流

4、阀体结构长度尺寸小，刚性好

5、安全方便，可用于水平垂直两个方向安装

【执行标准】

1、法兰连接尺寸：GB/T1724.1-98

2、结构长度：GB/T12221-1989，ISO5752-82

【性能参数】

型号	工作压力（MPa）	适用温度（℃）	适用介质	阀体材料
H76H-10C～40	1.0～4.0	－29～425	水、蒸汽、油品	碳钢
H76W-10P～25	1.0～2.5	≤150	硝酸类	不锈钢
H76Y-40P	4.0	≤150	硝酸类	不锈钢

HH47、H47XF、HDH47X 蝶式缓冲止回阀主要外形和连接尺寸

公称通径DN (mm)	尺寸 (mm)
公称通径DN (mm)	L	H	B1	B2
200	230	550	540	600
250	250	630	600	700
300	270	690	650	740
350	290	780	710	800
400	310	860	770	870
450	330	910	830	920
500	350	980	900	1000

公称通径DN (mm)	尺寸 (mm)
公称通径DN (mm)	L	H	B1	B2
600	390	1070	1090	1250
700	430	1220	1200	1360
800	470	1320	1320	1480
900	510	1430	1420	1580
1000	550	1550	1550	1700
1200	630	1800	1780	1950
1400	710	1980	2000	2175

【结构图片】

【Last one】·对夹式止回阀H71H 【Next article】·HC42X静音止回阀

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