針型截止閥
性能規范Specifications
| 公稱壓力PN Nominal pressure | 2.5 | 4.0 | 6.4 | 16 | 25 | 32 | MPa |
| 殼體試驗壓力Shell test pressure | 3.75 | 6.0 | 9.6 | 24 | 37.5 | 48 | |
| 高壓密封試驗壓力High pressure seat test | 2.75 | 4.4 | 7.04 | 17.6 | 27.5 | 35.2 | |
| 低壓氣密封試驗壓力Low pressure seat test | 0.5～0.7 | ||||||
| 適用介質Applicable medium | C,I水、油品、蒸汽Water,oil,steam | P類Nitric acid | R類Acetic acid | ||||
| 適用溫度Applicable temperature | C P,R I ≤450℃ ≤560℃ ≤540℃ | ||||||
| PN | PN2.5（25） | PN4.0（40） | PN6.4（64） | PN16（160） | PN25（250） | PN32（320） |
| 型號 Type | J23W-25 J23H-25J23W-25IJ23H-25IJ23W-25PJ23W-25R | J23W-40J23H-40J23W-40PJ23W-40R | J23W-64J23H-64J23W-64PJ23W-64R | J23W-60ⅢJ23H-160J23W-160PJ23W-160R | J23W-250J23H-250J23W-250IJ23H-250IJ23W-250PJ23W-250R | J23W-320J23H-320IJ230W-320PJ23W-230R |
| ND | d | H | H1 | L | D0 |
| 6 | 12 | 112 | 122 | 62 | 65 |
| 10 | 14 | 124 | 134 | 76 | 65 |
| 15 | 22 | 145 | 160 | 90 | 100 |
| 20 | 28 | 160 | 160 | 100 | 100 |
| 25 | 34 | 185 | 210 | 105 | 100 |
主要外形尺寸和連接尺寸Main external and connecting dimensions
| 型號Type | DN | G（in） | L | b | H1 | H2 | D0 |
| J13H-25J13H-40J13W-25PJ13W-40P | 15 | 1/2 | 90 | 18 | 190 | 201 | 65 |
| 20 | 3/4 | 110 | 22 | 214 | 227 | 65 | |
| 25 | 1 | 130 | 26 | 235 | 250 | 80 | |
| 32 | 5/4 | 160 | 27 | 267 | 283 | 100 | |
| 40 | 3/2 | 190 | 30 | 305 | 327 | 120 | |
| 50 | 2 | 220 | 35 | 328 | 353 | 140 | |
| J13H-40J13H-40J13W-25PJ13W-40P | 15 | 1/2 | 90 | 18 | 190 | 201 | 65 |
| 20 | 3/4 | 110 | 22 | 214 | 227 | 65 | |
| 25 | 1 | 130 | 26 | 235 | 250 | 80 | |
| 32 | 5/4 | 160 | 27 | 267 | 283 | 100 | |
| 40 | 3/2 | 190 | 30 | 305 | 327 | 120 | |
| 50 | 2 | 220 | 35 | 328 | 353 | 140 |
| 型號Type | DN | D | D1 | L | L1 | H | H1 | D0 |
| J24H-25J24N-40J24H-150J24W-25PJ24W-160P | 6 | 9 | 14 | 71 | 20 | 152 | 158 | 65 |
| 10 | 12 | 18 | 71 | 22 | 172 | 180 | 80 | |
| 15 | 16 | 22 | 93 | 26 | 285 | 292 | 120 | |
| 20 | 22 | 28 | 107 | 31 | 335 | 345 | 140 | |
| 25 | 27 | 34 | 118 | 32 | 355 | 368 | 140 |
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