0.5。 By inquiring about the introduction of the new southern gas stove, it is shown that the large-flow low-pressure relief valve used in the new southern gas stove does not need to be adjusted, only the air inlet door needs to be adjusted, and the pressure relief valve of the new southern gas stove is 0.5. "New South" is a well-known brand of food machinery and baking equipment under Guangzhou Saisida Machinery Equipment Co., Ltd. Its electric food oven, gas food oven, bread proofing box, hot air rotary oven, double-acting two-speed dough mixer, fresh-keeping box and molding machine have a high share in China, and it is a leading enterprise in the domestic baking market.