美标闸阀特点：
|
Dimensions
|
|
DN
|
40
|
50
|
65
|
80
|
100
|
125
|
150
|
200
|
250
|
300
|
|
|
1.5''
|
2''
|
2.5''
|
3''
|
4''
|
5''
|
6''
|
8''
|
10''
|
12''
|
|
L
|
6.5''
|
7''
|
7.5''
|
8''
|
9''
|
10''
|
10.5''
|
11.5''
|
13''
|
14''
|
|
H
|
9.5''
|
10''
|
10.5''
|
11.5''
|
14.5''
|
16.5''
|
18''
|
22.6''
|
27''
|
31''
|
|
D
|
5''
|
6''
|
7''
|
7.5''
|
9''
|
10''
|
11''
|
13.5''
|
16''
|
19''
|
|
Application
|
|
1
|
Face to Face is According to ANSI B16.10
|
|
2
|
Flange drilled is According to ANSI B16.1
|
|
Test
|
|
Workingpressure
|
125PSI
|
150PSI
|
|
TestpressureShell
|
21.1kgf/cm2
|
|
Seat
|
15.0kgf/cm2
|
|
Components
|
|
阀体Body
|
CAST IRON（A126）
|
|
阀盖Bonnet
|
CAST IRON（A126）
|
|
阀杆STEM
|
STAINLESS STEEL（SS410）
|
|
阀板DISC
|
CAST IRON（A126）
|
|
阀环SEATRING
|
CAST BRONZE/STAINLESS STEEL（B62）
|
|
格兰GLAND
|
DUCTILE IRON（FCD45）
|
|
迫紧PACKING
|
NOT ASBESTOS
|
|
手轮HANDWHEEL
|
CAST IRON（A126）
|
美标铸钢暗杆闸阀适用于ANSI Class150～2500，工作温度-59～425℃（碳钢）、-29～650℃（铬钼钢）及-40～500℃（不锈钢）的名种管路上。铸钢暗杆闸阀的启闭件是闸板，闸板的运动方向与流体方向相垂直，闸阀只作全开和全关，
不适合作调节和节流。铸钢暗杆闸阀阀杆不做升降运动，更有效的节约安装空间。可广泛用于石油、化工、食品、自来水、污水、建筑、医药、轻纺、电力、船舶、冶金、能源系统等液体管线上作截流装置使用。
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