直通式截止閥

運用於工程建設領域的設備

直通式截止閥,它依靠閥桿壓力,使閥瓣密封面與閥座密封面緊密結合,阻止介質流通。

直通式截止閥


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在啟閉過程中密封面之間摩擦力小,耐磨,開啟高度小,製造工藝性能好等特點。它是工業部門中使用最廣泛的一種閥門

特點結構


閘閥相比,截止閥的結構較簡單,製造和維修都比較方便;
密封面不易磨損、擦傷、密封性能較好,壽命較長;
啟閉時閥瓣行程較小,啟閉時間較短。

安裝尺寸及重量


ANSI 150Lb
NPS22-21345681012141618
L203216241292356406495622698787914978
H368387411455455540650800940120012701300
D0200200250250300350450450500600600700
Wt18304164861151782683605407601050
GB 1.6MPa
DN506580100125150200250300350400
L2302903103504004806007308509801100
H410445480525545615780950112012501380
D0200250250300350350400450500600600
Wt243041569098170350502560750
ANSI 300Lb
NPS22-213456810121416
L267292318356400444559622711762864
H4004404655656157159301010123014501645
D0200250300350400450500500500600600
Wt2530355696120212330472715920
GB 2.5MPa
DN506580100125150200250300350400
L2302903103504004806007308509801100
H410445480525545615780950112012501380
D0240280320360400400450450500600600
Wt243042589098170350502560750
GB 4.0MPa
DN506580100125150200250300350400
L2302903103504004806007308509801100
H410445480525545690830975112013001425
D0240280320360400450560640720800900
Wt24304258901251734917059301234