forged steel cryogenic ball valve
Standard Material Specification
NO. Part Name AS to ASTM SS ASTM
Type A352LF3 Type A352LF3 Type F304(L) Type F304(L)
1-2 Body/Bonnet Type A352LF3 Type A352LF3 A182 F304(L) A182 F304(L)
3 Bolt A193L7 A193 3B8 A193 B8 A193 B8M
4 Nut A193L7 A1948 A1948 A1948M
5,8 Seal/Gasket RTFE+1010/PPL
6 Ball A182F304 A182F304(L) A182F304(L) A182F316(L)
7 Stem A182F304 A182F304(L) A182F304(L) A182F316(L)
9,10 Stem packing RTFE+1010/PPL
11 Gland A105N A351 CF8
12 Locating piece A182F321
13 Gland Nut A1944 A1948 A1948 A1948
14 Wrench A193L7 A193B8 A193B8 A193B8
15 Pin Q235A
Suitable Temperature ¡Ý£40℃ ¡Ý£101℃ ¡Ý£196℃
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel. Dimension (mm) and Weight (Kg)
DN INCH L D L1 D D1 H W
15 1/2 92 13 9.6 36 21.8 230 160
20 3/4 111 18 12.7 42 27.3 260 220
25 1 127 23 12.7 52 33.8 280 200
32 11/4 140 28 12.7 60 42.6 290 250
40 11/2 152 35 12.7 68 48.7 320 250
50 2 178 45 15.9 80 61.2 340 350
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