H77 type wafer butterfly valve to be used pure lines and industrial, environmental protection, water treatment, high-rise buildings to the drain line to prevent reverse flow of the medium used. The check valve using clip-on, two semi-circular disc, and with spring force a reset, the sealing surface for the body surfacing wear-resistant materials or rubber lining, using a wide range of reliable sealing.
H77 Wafer butterfly check valve main technical parameters
DN | DN(mm) | 50~1200 | |||
Norminal Pressure | PN(MPa) | 1.0 | 1.6 | 2.5 | 4.0 |
Test pressure Ps(MPa) | Strength Test | 1.5 | 2.4 | 3.75 | 6.0 |
Seal test | 1.1 | 1.76 | 2.75 | 4.4 | |
Applicable medium | Water, steam, oil, water, acid and alkali | ||||
Applicable temperature | Rubber sealing surface(X)-20°C~120°C | ||||
H77 Wafer butterfly check valve Main parts and materials
Name | Material |
Body | Cast iron, cast steel, stainless steel, chrome-nickel, molybdenum and titanium steel |
Valve plate | Cast iron, cast steel, stainless steel, chrome-nickel, molybdenum and titanium steel |
Stem | Carbon steel, 2Cr13, stainless steel, chrome-nickel, molybdenum and titanium steel |
Seal | Rubber, stainless steel, alloy steel |
Spring | 60Si2Mn,3Cr13,17-7PH,INCONEL |
Company Information:
Our company mainly produces and sells stainless steel sanitary grade and industrial gradeFerrule Joint, Elbow, Tee, Cross, Reducer, Clamps, Sight glass, Ball valves, Butterfly valves, Globe valves, Check valves, Gate valves, Flanges and other products, according to GB , ANSI, JIS, DIN and other standards for production. We have improved the computer-aided design systems and sophisticated computer numerical control machine production, processing and testing equipment. Its products are widely used in pharmaceutical, food, biotechnology, natural gas, petrochemical, water treatment, construction and other industries.
Our strengths are as follows:
1. Cost: We are the original producer (not trader) who is able to provide the most competitive cost of the Stainless Steel Parts.
2. Quality: Our products are exported to Japan with competitive quality fit for food industry, fine chemical industry, medical industry and other various quality demands.
3. Service: we provide OEM, ODM service with any new model design of the Stainless Steel Parts.