409HP1847207642Years ago 384
there are impact resistanceIn addition, anti-static, anti environmental pollution, anti sunlight, a...
256HP1583123772Years ago 394
Square pipe is the name of square pipe, that is, ethylene, phenolic and other coatings commonly used...
263HP1458166282Years ago 393
Process flow: drill in place → Drilling → Mud injection → Run casing &...
570HP1556427002Years ago 407
The unit of length, width and height is cm. For example, if the size of an outer box is x x cm, i...
570HP1556427002Years ago 374
And crystalline polymers. The main characteristics of Yongzhou non-woven fabric are: low density, hi...
122HP1172949212Years ago 497
In fact, ground wire is not only a kind of grounding protection. The following describes in detail t...
717HP1274435422Years ago 388
Stainless steel grade group Series & mdash; Chromium nickel manganese austenitic stainless stee...
717HP1274435422Years ago 361
Assembly: the sealing ring shall be correctly installed in the U-groove of the pipe fitting, put the...
717HP1274435422Years ago 425
Continuous casting shall be adopted for stainless steel pipe fittings, so as to improve the comprehe...
632HP1955065912Years ago 365
During production in the production workshop, the unit weight of Pu warehouse board shall not be les...