Natural gas storage tank adopts foreign-advanced multi-layer wrapping technology and is designed, manufactured, inspected and accepted in strict accordance with national standards. It has the following features: 1.High safety: the tank material is of good plasticity and toughness, even stress and rational stress distribution; the tank body is provided with safety signal hole to ensure safety. 2.Good corrosion resistance: the tank body uses 16MnR low alloy steel as major material; the carbon equivalent and hardness is controlled so as to effectively resist H2S stress corrosion. 3.Excellent fatigue resistance: finite element is used for fatigue analysis design so as to ensure fatigue resistance of equipment. 4.Long service life: the equipment is designed to have cyclic fatigue times of 80000 times and service life of30 years. No.InstallationModelStructure dimensions(outer diameter×eight×length mm)Technical parametersMajor materialNet weight(kg)Design pressure(MPa)Design temperature(°C)Volume(L)1Ground/pit horizontal installation (type A)DYCNG-800-1.6-25AΦ957×1580×409027100160016MnR67342DYCNG-800-2-25AΦ957×1580×4990200082203DYCNG-800-3-25AΦ957×1580×67653000111504DYCNG-800-4-25AΦ957×1580×85404000140805DYCNG-1000-5-25AΦ1192×1763×73805000186686DYCNG-1000-6-25AΦ1192×1763×86606000219907DYCNG-1000-7-25AΦ1192×1763×99407000253128DYCNG-1000-8-25AΦ1192×1763×112208000286349Ground vertical installation (type B)DYCNG-800-1.6-25BΦ957×519227100160016MnR803410DYCNG-800-2-25BΦ957×60922000952011DYCNG-800-3-25BΦ957×786730001245012DYCNG-800-4-25BΦ957×964240001538013DYCNG-1000-5-25BΦ1192×849050002076814DYCNG-1000-6-25BΦ1192×977060002409015DYCNG-1000-7-25BΦ1192×1105070002741216DYCNG-1000-8-25BΦ1192×12330800030734