适用于易燃易爆场所安全工作，用于各种室内，
外工作场所。中国煤炭行业、中石油、中石化、中海油、电力、冶金、
铁路、钢铁、船舶、部队、航空航天、消防、化工、政府部门及
大型企业固定照明的使用需要。
一、简介
One, introduction
1.适用于爆炸性气体环境1区、2区；
1 suitable for explosive gas environment 2 zone, 1 zone;
2.适用于IIA、IIB、IIC级爆炸性气体环境；
2 applies to IIA, IIB, IIC explosive gas environment;
3.适用于可燃性粉尘环境20区、21区、22区；
3 suitable for combustible dust environment 20 zone, 21 zone, 22 zone;
4.适用于石油采炼、储存、化工、医药、军工及军事设施等爆炸性气体环境；
4 applicable to the petroleum production and refining, storage, chemical, pharmaceutical, military and military facilities in explosive gas environment;
二、产品特点
Two, product features
1.防爆挠性管由活口接头与连接管组成；连接管由内管与护套组成；
1 explosion-proof flexible tube by shifting joint and connecting pipe; connecting pipe is composed of an inner tube and a sheath;
2.活接头由不锈钢制作，或优质碳素钢电镀处理；
2 active joints made of stainless steel or high quality carbon steel, electroplating processing;
3.内管由波纹管或金属软管制成，具有良好耐腐性；
The tube is made of corrugated pipe or metal hose 3, with good resistance to rot;
4.具有阻燃、耐腐蚀、耐水、耐老化、挠性良好、结构牢固、工作可靠等特点；
4 with flame retardant, corrosion resistance, water resistance, aging resistance, good flexibility, firm structure and reliable work, etc.;
5.螺纹尺寸规格可根据用户要求特殊加工，如NPT螺纹、英制以及公制螺纹等；
The 5 thread sizes according to special processing requirements of users, such as NPT thread, inch and metric thread etc.;
6.防爆挠性管长度，常规供货有500mm、700mm、1000mm可供选择，也可根据用户要求需求订制其他长度；
6 explosion proof flexible tube length, the conventional 500mm, 700mm, 1000mm supply is available, can also according to user requirements demand other length;
7.三种不同材质可供选择
7 of three different materials available
三、技术参数
Three, the technical parameters
1.执行标准：GB 3836.1、GB3836.2、GB 12476.1、JB/T 9600、IEC60079-0、IEC60079-1、IEC61241-1-1；
Executive standard: GB 1, GB3836.2 3836.1, GB 12476.1, JB/T 9600, IEC60079-0, IEC60079-1, IEC61241-1-1;
2.防爆标志：Exd II、DIP A20
2 explosion-proof symbol: Exd II, DIP A20
3.防护等级：IP65
3 protection grade: IP65
