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WJ/Z41H/Y forged steel bellows valve
Model: WJ/Z41H/Y
Caliber: 15-50
Pressure: 16-500
Material:
Product structure characteristics:
Forged steel bellows valves are available in two bonnet designs. *The type is a bolt type valve cover. The valve body designed in this way is connected with the valve body and the valve cover by bolts and nuts , and the wound type gasket (made of 316 clip flexible graphite) is sealed. Metal rings can also be used when customers have special requirements. The second design form is a welded bonnet. The valve designed in this form has a valve body and a bonnet that are screwed and fully welded. Full penetration can also be used when the customer has special requirements.
Material description of the main parts:
Serial number  Part Name CS to ASTM AS to ASTM SS to ASTM
Type A105N Type A182 F22 Type A182 F304(L) Type A182 F316(L)
1 valve body A105N A182 F22 A182 F304(L) A182 F316(L)
2 seat A276 420 A276 304 A276 304(L) A276 316(L)
3 gate A276 420 A276 304 A276 304(L) A276 316(L)
4 stem A182 F6a A182 F304 A182 F304(L) A182 F316(L)
5 bellows 304 304 (L) 316 (L)
6 bonnet A105N A182 F22 A182 F304(L) A182 F316(L)
7 filler  Flexible graphite PTFE
8 Lifting bolts / nuts A193 B8/A 194 2H A193 B8/A 194 4 A193 B8/A194 8 A193 B8/A194 8M
9 packing plate A276 420 A182 F304
10 packing plate A105N A182 F304
11 stem nut A276 420
12 hand wheel  　　　　　　　　　　　　　　 A197 　　　　　　　　　 A182 F304
13 extension sleeve A105 A182 F22 A182 F304(L) A182 F316(L)
14 lower carriage A182 F304 A182 F304 A182 F304(L) A182 F316(L)
15 Upper pallet A182 F304 A182 F304 A182 F304(L) A182 F316(L)
16 screws A276 420 A182 F304
17 lock nut A194 2H A194 4 A194 8 A194 8M
Applicable medium  Water, steam, oil, etc.  Water, steam, oil, etc.  Nitric acid, acetic acid, etc.
Applicable temperature -29 ° C ~ 425 ° C -29 ° C ~ 550 ° C -29 ° C ~ 200 ° C
Main dimensions:
NPS reduction diameter 3/8 1/2 3/4 1 11/4 11/2 2
Full diameter 3/8 1/2 3/4 1 11/4 11/2
L1 79 79 92 111 120 120 140
L 79 79 92 111 120 152 172
H (open) 220 220 225 244 321 321 347
W 100 100 100 125 160 160 180
weight  Bolt type 3.2 3.0 4.8 7.9 11.0 16.8 25.2
Welded 3.0 2.8 4.8 7.0 9.6 13.5 20.25
Subsoiler For Agriculture,Tractor Subsoiler,Rigid Frame Type Subsoiler
Shandong Dahua Machinery Co.,Ltd , https://www.agrodahua.com