DIN/BS/JIS Stainless Steel Industrial Grade Vertical Check Valve with Flange

  Product DescriptionProduct name: Industrial use Stainless Steel  Material durable Vertical Check ValveMaterial         Stainless SteelSizeDN15-DN500PressurePn:1.6mpa~4.0mpaTemperatureNormal Temperature (≤425ºC~≤425ºC)SealHard seal for high temperature and high pressure environment.Use soft seal in normal temperature and low pressure environment, good sealingApplication Chemical, LPG, fluidConnection methodFlange  Working Principle:Vertical check valve is due to the pressure of the medium at the inlet end of the pipeline, to overcome the resistance of the spring to open or close the valve. When the medium pressure at the inlet end is lower than the pressure at the outlet end, the spring pushes the spool to the valve seat to close the valve, stopping the backflow of the medium and playing a non-return role.   Detailed PhotosOur Advantages  Product size specification       Product Applications Company ProfileFounded in 2022, our company, Wenzhou Dejia Special Steel Co., Ltd is specialized in producing various products such as elbows, tees, reducers, caps, flanges and valves. We can produce products according to National standard, American standard etc. It's our feature that we can produce products of any size ad per customers' special demands.  Our company thrive on honesty, continuity and transparency with our clients. We would like to cooperate with global customers and make the good protection project in world market.  Why choose our company? We features scientific and rational design, advanced production process, quality manufacturing materials,  comprehensive security protection and first-class after-sales service. Packaging & Shipping FAQQ: What are your main products?A: We specialize in producing a wide range of valves, elbows, flanges, Tee, Cross, gaskets etc.Q: How long is your delivery time?A:Usually it's 15-30 days all the best or it's more than 30 days according to the quantity.Q: Do you provide samples? Free or charge?A:Yes, we'd like to offer you samples but you have to cough up dough for shipping.Q: How do you guarantee the quality of your products?A: Before mass production, a few products made by our engineers for conduct tests. All products must be checked before shipping.Q: How about your service?A: Aiming to the concept of " Service Supremacy", we have pre-sale service, on-purchase service and after-sales service.Q: About packing?A: Depending on the properties of the product, choose its appropriate packaging to protect the item from damage and allow you to purchase at ease. Q: About color difference?A:  All products are shot in real objects, and there will be a slight degree of color difference between the real thing and the picture due to the shooting light, the color value bias of the display, and the individual's understanding of color. Colour is subject to the goods received. Q: What size can your company produce?A: We have all the common sizes on the market. In addition, we can also customize according to your needs, whether its size or material.  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1