一、DJ41Y低溫截止閥執(zhí)行標準:
設計與制造標準:JB/T7749-95、BS 1873、JIS B2071、JIS B2081;
結構長度標準:GB/T12221-89、ASME B16.10、JIS B2002;
壓力溫度標準:ASME B 16.34;
連接端:GB/T9113-2000,HG20592-97,SH3406-96GB/T12224-
DJ41Y低溫截止閥的型號有DJ41Y-16、DJ41Y-16C、DJ41Y-16P、DJ41Y-25、DJ41Y-25P、DJ41Y-25R、DJ41Y-40、DJ41Y-40P、DJ41Y-40R、DJ641Y-16C、DJ641Y-25C、DJ641Y-40C、DJ641Y-16P、DJ641Y-25P、DJ641Y-40P、DJ641Y-16R、DJ641Y-25R、DJ641Y-40R、DJ9B41Y-16C、DJ9B41Y-16P、DJ9B41Y-16R、DJ9B41Y-25C、DJ9B41Y-25P、DJ9B41Y-25R、DJ9B41Y-40C、DJ9B41Y-40R、DJ9B41Y-40P等。
三、性能參數(shù):
公稱壓力:1.0MPa、2.5MPa、4.0MPa;
適用溫度:-45℃、-101℃、-196℃;
適用介質:丙烯、乙烯、液化天然氣等低溫的介質;
閥體和閥蓋的材質:LCB、CF8、CF8M、CF3、CF3M;
閥瓣和閥座的材質:鉻鎳鋼、鈷鉻鎢;
閥桿的材質:鉻鎳鋼;
四、外形尺寸:
稱通徑 |
主要外形尺寸和連接尺寸 |
H |
||||||||
L |
D |
D1 |
D2 |
b |
Z-d |
D0 |
-46℃ |
-101℃ |
-196℃ |
|
DJ41Y-16C DJ41Y-16P DJ41Y-16R DJ641Y-16C DJ641Y-16P DJ641Y-16R DJ9B41Y-16C DJ9B41Y-16P DJ9B41Y-16R |
||||||||||
50 |
230 |
160 |
125 |
100 |
16 |
4-18 |
240 |
460 |
480 |
520 |
65 |
290 |
180 |
145 |
120 |
18 |
4-18 |
280 |
475 |
505 |
525 |
80 |
310 |
195 |
160 |
135 |
20 |
8-18 |
280 |
520 |
550 |
590 |
100 |
350 |
215 |
180 |
155 |
20 |
8-18 |
320 |
545 |
575 |
615 |
125 |
400 |
245 |
210 |
185 |
22 |
8-18 |
360 |
590 |
620 |
660 |