产品特点 Foaturo
1、全通径，明杆带支架ull slze，rod bracket
2、中法兰缘栓连接middle flange bolt connection
3、带导向的弹性夹板with oriented elastic splint
4、美标结构改进型American Standard improved structure
5、加长保温颈extended heat preservatlon neck
6、金齿轮操作选配bevel gear operalion matching
7、标准法兰连接standard flange connection
