脔到她哭蛇双根宫交H,女人下部毛毛高清,CHINA中国BINGO视频,一本大道色卡1卡2卡3

Language version:中文版 | English | ??? ??
Home/
Products

Products Name:GB B103 (109) type mechanical seal

Products Details:

Single end type and coil spring / balance / drive, the rotation direction is fixed, the seal is widely used in the spring mechanical seal, with DIN24960, ISO3069, GB6556 standard, allowing the use of various materials and surface combination, to meet a wide range of industrial demand.

Operating parameters:
The pressure in the seal cavity: less than 0.6~1.6MPa, the seal cavity temperature: -20 ~180 DEG C, line speed: less than 15m/sec, medium: water, oil, acid, alkali and other corrosive chemical medium.