适用范围适用于1区、2区爆炸性气体环境。2.适用于IIA、IIB、IIC爆炸性环境。3.适用于可燃性粉尘20区、21区、22区。4.适用于钢管弯曲困难的场合连接。5.广泛应用于石油勘探、化工、军工、制药、炼油等危险环境和仓库、海上石油平台、油轮等场所的爆炸仪表连接。 Product Features 1. It has the features of flame resistance, corrosion resistance, water resistance, aging, flexible and firm structure, reliable work. 2. Hose threaded union ends of the metal, the tubular body portion of the stainless steel mesh. 3. When both ends of thread forms later Remarks: outside an inner one, the ends of the inner ends.