groove face造句

Hubbed slip-on-welding steel pipe flanges with tongue and groove face for PN 5.0MPa (50 bar)

groove face造句

Integral steel pipe flanges with tongue and groove face for PN4.0MPa(40 bar)

The finite element method was used to solve the two-dimensional Reynolds equation for getting the gas film pressure distribution between the two faces of a spiral-groove face seal (S-DGS). The static sealing performances, such as gas film stiffness and leakage rate were determined.

Steel pipe blank flanges with tongue and groove face for PN 15.0MPa (150 bar)