Hard seal floating ball valve is used for pipeline to cut off or connect medium in petroleum, metallurgy, gas, electricity, etc. Compared soft seal ball valve, hard seal floating ball valve has a wider applicable temperature range. It has long service life with less pressure losses.
Standards
Design: API 6D; JPI 7S-48
Flanged end: ANSI B16.5; JIS B2212-2214
Length: ANSI B16.10; JIS B2002
Testing & inspection: API 598
Materials
Parts | Body | A105 | LF2 | F304 | F304L | F316 | F316L | F51 | ||
Ball/stem | 420 | LF2 | F304 | F304L | F316 | F316L | F51 | |||
Seal ring | Specific hardened materials | |||||||||
Packing/gasket | Flexible graphite | |||||||||
Working conditions | Applicable medium | High temperature medium or medium containing pellets | ||||||||
Applicable temperature |
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Dimensions
PN2.5MPa
DN | L | D | K | d | d-L | f | C |
40 | 165 | 150 | 110 | 84 | 4-18 | 2 | 18 |
50 | 203 | 165 | 125 | 99 | 4-18 | 2 | 20 |
65 | 222 | 185 | 145 | 118 | 4-18 | 2 | 22 |
80 | 241 | 200 | 160 | 132 | 8-18 | 2 | 24 |
100 | 305 | 235 | 190 | 156 | 8-22 | 2 | 24 |
125 | 356 | 270 | 220 | 184 | 8-26 | 2 | 26 |
150 | 394 | 300 | 250 | 211 | 8-26 | 2 | 28 |
200 | 457 | 360 | 310 | 274 | 12-26 | 2 | 30 |
PN4.0MPa
DN | L | D | K | d | d-L | Y | f1 | f2 | C |
40 | 200 | 150 | 110 | 84 | 4-18 | 86 | 4 | 3 | 18 |
50 | 230 | 165 | 125 | 99 | 4-18 | 88 | 4 | 3 | 20 |
65 | 290 | 185 | 145 | 118 | 8-18 | 110 | 4 | 3 | 22 |
80 | 310 | 200 | 160 | 132 | 8-18 | 121 | 4 | 3 | 24 |
100 | 350 | 235 | 190 | 156 | 8-22 | 15 | 4.5 | 3.5 | 24 |
125 | 381 | 270 | 220 | 184 | 8-26 | 176 | 4.5 | 3.5 | 26 |
150 | 403 | 300 | 250 | 211 | 8-26 | 204 | 4.5 | 3.5 | 20 |
200 | 502 | 375 | 320 | 284 | 12-30 | 260 | 4.5 | 3.5 | 34 |
PN6.3MPa
DN | L | D | K | d | d-L | Y | f1 | f2 | C |
40 | 241 | 170 | 125 | 84 | 4-22 | 76 | 4 | 3 | 26 |
50 | 292 | 180 | 135 | 99 | 4-22 | 88 | 4 | 3 | 26 |
65 | 330 | 205 | 160 | 118 | 8-22 | 110 | 4 | 3 | 26 |
80 | 356 | 215 | 170 | 123 | 8-22 | 121 | 4 | 3 | 28 |
100 | 432 | 250 | 200 | 156 | 8-26 | 150 | 4.5 | 3.5 | 30 |
125 | 508 | 295 | 240 | 184 | 8-30 | 176 | 4.5 | 3.5 | 34 |
150 | 559 | 345 | 280 | 211 | 8-33 | 204 | 4.5 | 3.5 | 36 |
200 | 660 | 415 | 345 | 284 | 12-36 | 260 | 4.5 | 3.5 | 43 |
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