供应蝶形止回阀,蝶形止回阀供货期-仪表网

产品详情

蝶形止回阀是我公司在引进、消化日本新技术的基础上研制而成的高性能单向阀，广泛适用于建材、冶金、矿山、石化、电力、给排水等行业，是旋启式止回阀的换代产品。

The valve is the high performance single-direction valve designed on the base of introducing and absorbing the Japan new technology. It is widely used in building material, metallurgy, mining, oil chemical, electric power and feed water and drainage industries etc. It the new product of rotary-open type check valve

结构特点：

Structure characteristic:

该系列产品结构新颖，体积小、重量轻、强度高，流阻系数小、水头损失低、灵敏度高、密封性能强。密封面无磨损，使用寿命长，安全可靠。

The valve has the features of novel structure, small volume, great strength, little lost of flow resistance, little lost of water end, grate delicacy, good sealing performance, no abrasion on sealing surface, long life and safety.

性能参数：

Performance parameter:

公称压力 Nominal pressure	1.0MPa	1.6MPa	2.5MPa
强度试验压力 Intensity test pressure	1.5MPa	2.1MPa	3.5MPa
密封试验压力 Seal test pressure	1.2MPa	1.76MPa	2.75MPa
适用温度 Suitable temperature	-35 ℃ ～ 120 ℃
适用介质 Suitable medium	水、海水、净化污水、蒸汽、油品等各种液体及气体介质 Water, sea water, purified sewage, steam, oil and all kinds of liquid and gas medium

外形图：

Appearance figure:

外形连接尺寸：

Appearance joint dimensions:

DN		50	65	80	100	150	200	250	300	350	400	450	500	600	700	800
1.0 MPa	D	102	122	133	158	212	268	320	370	430	482	532	585	685	800	905
1.0 MPa	H	125	142	150	176	240	295	352	400	460	515	570	620	725	830	935
1.6 MPa	D	102	122	133	158	212	268	320	370	430	482	532	585	685	800	905
1.6 MPa	H	125	142	150	176	240	295	352	400	460	515	570	620	725	830	935
2.5 MPa	D	102	122	133	158	212	278	335	390	450	505	555	615	720	820	930
2.5 MPa	H	125	142	155	178	245	315	367	425	480	540	595	650	765	850	950
B		55	55	55	65	75	95	105	140	180	190	200	210	220	300	340