用seating surface造句子，“seating surface”造句

Hardfaced seating surfaces, large diameter hinge pins, and corrosion resistant bearing surfaces help lengthen operating life in tough surfaces.

Hardened seating surfaces - both disc and body seating surfaces are hard faced for maximum service life.

Disc? Machined seating surface is mated to seat ring for positive shutoff.

Hardfaced seating surfaces provide high cycle capability in very high differential pressure services.

Addition of chamfering shape on seating surface of joint bolt at atf cooler pipe area.

Fully guided wedge reduces wear on seating surfaces.