It can be different from the standard code: is the national standard GB, American standard ( ANSI) , Germany standard ( DIN) 。 Second, it can with the model, etc. The national standard in the Industrial Valves figure number is according to the phonetic alphabet of valve category name. Such as: A relief valve, butterfly valve, diaphragm valve D G, check valve, cut-off valve, J H, throttle valve, sewage valve, ball valve, Q P L, drain valve, gate valve, S Z, etc. American standard, German standard valves, there is no special specification between gb valve, is nothing more than the production standard and the difference of stress level, the valve body material and the material is to say, nothing but is cast iron, cast steel, stainless steel, etc. American standard, for example, American standard pressure level from 125 lb to 2500 lb ( Or 200 psi to 6000 psi) , the main standard API, ANSI, commonly referred to as API, ANSI valve valve American standard; DIN valve pressure is usually PN10 to PN320, use DIN standards; If it is flange connection valve, but also the corresponding standard flange. The world's leading valve standard is petroleum institute API standard, American standard American national standard ANSI, DIN, JIS, GB, the European standard EN, British standard BS. In a nutshell, American standard valve is according to the standard design, manufacture, production and testing of the Industrial Valves. German standard valves are in accordance with the German standard design, manufacture, production and testing of the valve. National standards for the valve is in accordance with the standard design, manufacture, production and testing of the valve. The difference between the three: 1, the flange standard; 2, different structure length; 3, different inspection requirements.
Service-based companies as Shenzhen Mech Valve Trading Co., Ltd. are increasingly becoming more popular internationally.
If you are ready to stop the problem of os gate valve and go back to normal, contact us at Mech Valve. Shenzhen Mech Valve Trading Co., Ltd. is ready to help you out.
To find a qualified at reasonable price, contact Shenzhen Mech Valve Trading Co., Ltd. at Mech Valve, a professional provider and tell them what you envision for your double flanged gate valve.
We believe in keeping the customers happy and providing them with resilient seated gate valve at a very competent price.