The length,thread size can be specially designed,such as thread NPT,metric thread etc. Note:Please note imerouter thread specification when noting the thread,for example:CBR-700 x G3/4"innerG1" outer means:It’slength is 700,one terminal is inner thread G3/4",another terminal is outer thread G1",urbber sleeve flexible connecting pipe.
Suitable for GB3836-2000,IEC60079 standard request.