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China, Chinese Venturi Nozzle Axial Flow Non Return Check Valve1 Industrial Products Supplier Manufacturer Details, price list catalog:
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ZHEJIANG MENCROWN VALVE CO., LTD.
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Product Description Nozzle Axial Flow Type Check Valve / Venturi Check ValveModel No. ZSH41HProduct DescriptionΔ Model ZSH41H Venturi check valve is a brand new series, designed to the theory of differential flow adjustable check valve. Δ This valve is mainly used in water supply and drainage system. It opens and closes by pressure difference in the system and the weight of the disc. Δ The model is with streamline chamber and has a diffuser agive. It is mainly used at outlet side of the pump to stop backflow and slamming noise. It is noiseless and with outstanding sealing performance. Detailed Photos Product ParametersTechnical standards: 1) Design and manufacture: API 6D2) Face-to-face: ANSI B16.103) Flange end: ANSI B16.54) Inspection and test: API 598Main materials: 1) Body and lead fluids: Ductile iron, Carbon steel, stainless steel etc2) Disc: Carbon steel, stainless steel3) Spring: Stainless steel4) Valve seat sealing: Stainless steel Medium applicableWater, Oil, Steam Acid & Alkali etc. Main materialDuctile Iron, Carbon Steel, Stainless steel, Alloy steel etcSuitable Temperature≤200oCNominal Pressure150lbs - 300lbs (PN1.0MPa ~ 2.5MPa)Nominal Diameter1"--40"Flange DimensionANSI B16.42, BS4504, ISO2531 etcFace to Face LengthANSI B16.10, BS1868, ISO5752, DIN3356, API6D etcCompany ProfileZhejiang Mencrown Valve Co., Ltd, old name Zhejiang Guanlong Machinery Valve CO Ltd, locates at Oubei Sanqiao Industrial Zone, Wenzhou city.As a medium-sized professional valve manufacturer, our company dedicated to make all kinds of water supplying and drainage valves, mainly including check valves, water control valves, pump control valves, flow and pressure regulating valves, strainers, air release valves etc. We make all efforts on products research, design, production, sales, installation and other services. Besides standard products, we also design and make nonstandard valves according to drawings or samples from users. Our products are sold all over the country as well as other parts of the world like America, Africa, Middle East and Southeast Asia. Products are widely used in chemical industry, oil production industry, paper production industry, construction industry, fire protection sector, electric power industry and water engineering projects. Our products enjoy a good reputation and trust from users.After nearly 30 years development and improvement, our company owns a serious of advanced processing and inspecting equipment. Products have innovative design, advanced structure and are made with outstanding workmanship. We passed and received ISO9001 certificate in 2003, TS Pressure pipe components manufacturing qualification in 2007, Pressure pipe components manufacturing qualification Grade A2 in 2015, and CE certificate in 2016. After the workshop expansion and reconstruction, our company upgraded with a new name MENCROWN in 2023. Running in a strict quality control system and a scientific enterprise management system, the company has achieved a higher level of product development, manufacture and testing.'All for users, All from innovation' is our business philosophy. 'Men oriented, Glory shared' is our humanistic idea. With such an unique company culture background, we continuously improve competitiveness in the market and introduce original good products made by KARFAR to our users. We won't stop to pursue more practical attitude, better products and service.Certifications FAQ1. Are you a trading company or factory? We are a manufacturer factory and we also have our own exporting license. 2. Do you have certificate? Yes, ISO, CE certificate. We also have some patents in design. 3. How do you control the quality? In quality control, problem may lie in every aspects, but the most important is to avoid leaking problem. In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant. Pressure inspecting machine, PMI machines, Body strength test machine, Air test machine...All machines help in inspection. 2 staff do water pressure testing twice, before resin epoxy coating and after essembly. 5 quality control staffs inspect the finished productions to avoid shortage, poor quality etc.4. If there is any quality problem, how do you solve it? We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition. 5. How long is your delivery time? For normal products in 15 days; For bulk order, in 20-30 days. It depends. 6. Warranty time? 1 years warranty for all of our products. Gaskets or the easy broken parts are not included due to the different application for customers. 7. Why trust in us? 40 years in this industry. It makes us professional. Good credit in this market. All of our machines are the assurance of our responsibility. 8. What is the MOQ? 1PCS MOQ is welcome for starting cooperatoon9. Material certificate? Material certificaite, mill certificate, pressure testing certificate, roughness certificate, measure certificate, RT certificate, ...Can be available, please declare when inquiry us. 10. More questions are appreciated.
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