集设计、研发、生产LED广告灯、亮化投影灯、logo投影灯、水纹灯、工业投影灯、大功率投影灯等产品于一体的广告照明企业。
公司通过ISO9001质量管理体系认证企业，（动态投影灯、工业投影灯、户外投影灯）产品同时通过CE、ROHS、CNAS等检测认证。
广东与凡科技有限公司创立于2008年、是集设计、研发、生产LED广告灯、户外投影灯、logo投影灯、工业投影灯、水纹灯等产品于一体的广告照明企业。投影灯厂家经过多年的不懈努力，与凡已成为中国投影灯行业内知名品牌，并在全国建立成熟的代理商、经销商网络。
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及时了解到与凡的产品亮化投影灯、防水投影灯、大功率投影灯、动态投影灯的新闻动态以及行业的新鲜资讯
What are the standard parameters of the gas cylinder
For cylinders containing permanent gas, the nominal working pressure refers to the limited filling pressure of the contained gas at the base temperature (generally 20℃). For cylinders containing liquefied gas, the nominal working pressure refers to the upper limit of the gas pressure in the cylinder when the temperature is 60℃.
09-15
2022-10-20
Precautions for using oxygen cylinders
The distance between the oxygen cylinder and the open flame should not be less than 10 meters, and should not be near the heat source or be exposed to the sun.
2022-10-20
What are the cylinder placement requirements?
Whether in daily life, or in the field of production, gas cylinders are very common. It is a kind of pressure equipment, with flammable, explosive, toxic, strong corrosion and other properties, so the placement requirements for industrial gas cylinders are very strict. Today, let's follow Xiaobian to understand the specific placement requirements are what?
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