Ball valves
WINDMILL cast steel ball valve are designed and manufactured to provide maximum service life and dependability. All gate valves are full ported and meet the design requirements of American petroleum Institute Standard API 600 & API 6D,British standard BS 5351 and generally conform to American Society of Mechanical Engineers standard ASME B 16.34. Valves are available in a complete range of body/bonnet materials and trims.
WINDMILL Ball valve Products Range : API ball valve, floating ball valve,trunnion ball valve, pneumatic ball valve, Three way ball valve, soft seal ball valve, Metal to metal sealed ball valve, high pressure ball valve,forged ball valve, pipeline ball valve ...
Rang of Materials
Standard body/bonnet materials include nine grades of carbon,low alloy and stainless steels, For special apolications they can be supplied in other grades of alloy and stainless steel ball valve. There's a full range of trim materials to match any service. Optional packing and gasket materials are available for a full range of service conditions.
Available modifications for WINDMILL cast steel valves
* Trim changes
* End connection modifications
* Packing and gasket changes
* Operator mounting
* Handwheel extensions
* Pressure equalizing
* AS or FD
* Customer specified coatings
* Weld end bore changes
* Oxygen & chlorine cleaning & packaging
Ball valve Parts and Material List
Parts No. | Parts Name | Materials | ||||
WCB/13Cr | WCB/304 | WCB/316 | CF8 | CF8M | ||
1 | Body | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8M |
2 | Packing | PTFE | PTFE | PTFE | PTFE | PTFE |
3 | Stem bearing | PTFE | PTFE | PTFE | PTFE | PTFE |
4 | Gland | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 | ASTM A182 F304 | ASTM A182 F316 |
5 | Gland flange | ASTM A216 WCB | ASTM A216 WCB | ASTM A216 WCB | ASTM A351 CF8 | ASTM A351 CF8 |
6 | Gland bolt | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B8 | ASTM A193 B8M |
7 | Stop collar | Carbon steel | Carbon steel | Carbon steel | Stainless steel | Stainless steel |
8 | Circlip | Carbon steel | Carbon steel | Carbon steel | Stainless steel | Stainless steel |
9 | Lever | Carbon steel | Carbon steel | Carbon steel | Carbon steel | Carbon steel |
10 | Nut or wrench head | Carbon steel | Carbon steel | Carbon steel | Carbon steel | Carbon steel |
11 | Thrust washer | PTFE | PTFE | PTFE | PTFE | PTFE |
12 | Stem | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 | ASTM A182 F304 | ASTM A182 F316 |
13 | Ball | ASTM A182 F6a | ASTM A182 F304 | ASTM A182 F316 | ASTM A182 F304 | ASTM A182 F316 |
14 | Seat | Reinforced PTFE | Reinforced PTFE | Reinforced PTFE | Reinforced PTFE | Reinforced PTFE |
15 | Gasket | PTFE | PTFE | PTFE | PTFE | PTFE |
16 | Body nut | ASTM A194 2H | ASTM A194 2H | ASTM A194 2H | ASTM A194 8 | ASTM A194 B8M |
17 | Body bolting | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B7 | ASTM A193 B8 | Stainless steel |
18 | Closure | AST A216 WCB | AST A216 WCB | AST A216 WCB | ASTM A351 CF8 | ASTM A351 CF8 |
19 | Seat retainer | ASTM A105 | ASTM A105 | ASTM A105 | ASTM A182 F304 | ASTM A182 F316 |
NOTE: The chart above only lists out some common composition of steel ball valve parts. We may provide other different parts material composition according to the customer's request or the actual valve working condition.
Ball valve Structure dimensions and sizes
Size | Class150 | Class300 | Class600 | Class900 | Class1500 |
15 | 108 | 140 | 165 | 216 | 216 |
20 | 117 | 152 | 190 | 229 | 229 |
25 | 127 | 165 | 216 | 254 | 254 |
32 | 140 | 178 | 229 | 279 | 279 |
40 | 165 | 190 | 241 | 305 | 305 |
50 | 178 | 216 | 292 | 368 | 368 |
65 | 190 | 241 | 330 | ||
80 | 203 | 283 | 356 | ||
100 | 229 | 305 | 432 | ||
125 | 356 | 381 | |||
150 | 394 | 403 | |||
200 | 457 | 502 | |||
250 | 533 |