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國標法蘭截止閥
產品名稱：國標法蘭截止閥
產品型號：J41W/H/Y
連接方式：法蘭
結構形式：直通
驅動方式：手動
產品口徑：DN15-300
公稱壓力：1.6MPa-6.4MPa
閥體材質：鑄鐵、鑄鋼、碳鋼、不銹鋼
產品詳情
國標截止閥
國標法蘭連接的截止閥適用于公稱壓力1.6MPa-6.4MPa，工作溫度-29～550℃的石油、化工、制藥、化肥、電力行業等各種工況的管路上，切斷或接通管路介質。驅動方式有手動、齒輪傳動、電動、氣動等。
執行標準
| 設計與制造 | 結構長度 | 浩蘭尺寸 | 壓力一 溫鷹 | 試驗一檢驗 |
| GB12235 | GB12221 | GB9113 JB79 | GB9131 | GB/T13927 JB/T9092 |
壓力試驗
| 公稱壓力 | 1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16.0 |
| 強度試驗 | 2.4 | 3.8 | 6.0 | 9.6 | 15.0 | 24.0 |
| 水密封試驗 | 1.8 | 2.8 | 4.4 | 7.4 | 11.0 | 18.0 |
| 上密封試驗 | 1.8 | 2.8 | 4.4 | 7.04 | 11.0 | 18.0 |
| 氣密封試驗 | 0.4-0.7 | |||||
主要零件材料及性能
| 體蓋扳 | 閥桿 | 密封面 | 墊片(環) | 填料 | 工作溫度℃ | 適用介質 |
| WCB | 2Cr13 | 13Cr STL 本體材料 尼龍 | 增強柔性石墨 1Crl3／柔性石墨 08軟鋼 0Cr18Ni9Ti OCr18Ni12Mo2Ti | 柔性石墨 增強柔性石墨 SFB-260 SFP-260 | ≤425 | 水、蒸汽、油品 |
| WC1 | 38CrMoAI 25Cr2MoV | ≤450 | ||||
| WC6 | ≤540 | |||||
| WC9 | ≤570 | |||||
| ZGCr5Mo | ≤540 | |||||
| ZG1Cr18Ni9Ti | 1Cr18Ni9Ti | ≤200 | 硝酸類 | |||
| ZGCr18Ni12Mo2Ti | 1C18Ni12Mo2Ti | ≤200 | 醋酸類 |
PN l．6MPa規格主要尺寸
| 1.6MPa | DN | L | D | D1 | D2 | b | n-Φd | H | D0 |
| 凸面法蘭 RF J41H J41Y J41W J41F J41N 16C 16P 16R 16I | 10 | 130 | 90 | 60 | 40 | 14 | 4-Φ14 | 198 | 120 |
| 15 | 130 | 95 | 65 | 45 | 14 | 4-Φ14 | 218 | 120 | |
| 20 | 150 | 105 | 75 | 55 | 14 | 4-Φ14 | 258 | 140 | |
| 25 | 160 | 115 | 85 | 65 | 14 | 4-Φ14 | 275 | 140 | |
| 32 | 180 | 135 | 100 | 78 | 16 | 4-Φ18 | 280 | 160 | |
| 40 | 200 | 145 | 110 | 85 | 16 | 4-Φ18 | 330 | 180 | |
| 50 | 230 | 160 | 125 | 100 | 16 | 4-Φ18 | 350 | 200 | |
| 65 | 290 | 180 | 145 | 120 | 18 | 4-Φ18 | 370 | 280 | |
| 80 | 310 | 195 | 160 | 135 | 20 | 8-Φ18 | 400 | 280 | |
| 100 | 350 | 215 | 180 | 155 | 20 | 8-Φ18 | 415 | 320 | |
| 125 | 400 | 245 | 210 | 185 | 22 | 8-Φ18 | 460 | 360 | |
| 150 | 480 | 280 | 240 | 210 | 24 | 8-Φ23 | 510 | 450 | |
| 200 | 600 | 335 | 295 | 265 | 26 | 12-Φ23 | 710 | 500 | |
| 250 | 650 | 405 | 335 | 320 | 30 | 12-Φ25 | 786 | 550 | |
| 300 | 750 | 460 | 410 | 375 | 30 | 12-Φ25 | 925 | 600 |
2.5MPa規格主要尺寸
| 2.5MPa | DN | L | D | D1 | D2 | b | n-Φd | H | D0 |
| 10 | 130 | 90 | 60 | 40 | 16 | 4-Φ14 | 198 | 120 | |
| 15 | 130 | 95 | 65 | 45 | 16 | 4-Φ14 | 218 | 120 | |
| 20 | 150 | 105 | 75 | 55 | 16 | 4-Φ14 | 258 | 140 | |
| 25 | 160 | 115 | 85 | 65 | 16 | 4-Φ14 | 275 | 140 | |
| 32 | 180 | 135 | 100 | 78 | 18 | 4-Φ18 | 280 | 160 | |
| 40 | 200 | 145 | 110 | 85 | 18 | 4-Φ18 | 330 | 180 | |
| 50 | 230 | 160 | 125 | 100 | 20 | 4-Φ18 | 350 | 200 | |
| 65 | 290 | 180 | 145 | 125 | 22 | 8-Φ18 | 400 | 280 | |
| 80 | 310 | 195 | 160 | 135 | 22 | 8-Φ18 | 355 | 280 | |
| 100 | 350 | 230 | 190 | 160 | 24 | 8-Φ23 | 415 | 320 | |
| 125 | 400 | 270 | 220 | 188 | 28 | 8-Φ25 | 460 | 360 | |
| 150 | 480 | 300 | 250 | 218 | 30 | 8-Φ25 | 510 | 450 | |
| 200 | 600 | 360 | 310 | 278 | 34 | 12-Φ25 | 710 | 500 | |
| 250 | 622 | 425 | 370 | 332 | 36 | 12-Φ30 | 786 | 550 | |
| 300 | 698 | 485 | 430 | 390 | 40 | 16-Φ30 | 925 | 600 |
4.0MPa規格主要尺寸
| 4.0MPa | DN | L | D | D1 | D2 | D6 | b | n-Φd | H | D0 |
| 凹凸法蘭 MFM J41H J41Y J41W J41N 40 40P 40R 40I | 10 | 130 | 90 | 60 | 41 | 35 | 14 | 4-Φ14 | 198 | 120 |
| 15 | 130 | 95 | 65 | 45 | 40 | 16 | 4-Φ14 | 233 | 120 | |
| 20 | 150 | 105 | 75 | 55 | 51 | 16 | 4-Φ14 | 295 | 140 | |
| 25 | 160 | 115 | 85 | 65 | 58 | 16 | 4-Φ14 | 285 | 160 | |
| 32 | 180 | 135 | 100 | 78 | 66 | 18 | 4-Φ18 | 302 | 160 | |
| 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-Φ18 | 355 | 200 | |
| 50 | 230 | 160 | 125 | 100 | 88 | 20 | 4-Φ18 | 373 | 200 | |
| 65 | 290 | 180 | 145 | 120 | 110 | 22 | 8-Φ18 | 408 | 280 | |
| 80 | 310 | 195 | 160 | 135 | 121 | 22 | 8-Φ18 | 436 | 280 | |
| 100 | 350 | 230 | 190 | 160 | 150 | 24 | 8-Φ23 | 480 | 320 | |
| 125 | 4001 | 270 | 220 | 188 | 176 | 28 | 8-Φ25 | 588 | 360 | |
| 150 | 480 | 300 | 250 | 218 | 204 | 30 | 8-Φ25 | 611 | 400 | |
| 200 | 600 | 375 | 320 | 282 | 260 | 38 | 12-Φ30 | 720 | 400 |
6.4MPa規格主要尺寸
| 6.4MPa | 15 | 170 | 105 | 75 | 55 | 40 | 18 | 4-14Φ | 195 | 400 |
| 凹凸法蘭 MFM J41H J41Y J41W J41N 64 64P 64R 64I | 20 | 190 | 125 | 90 | 68 | 51 | 20 | 4-Φ18 | 228 | 160 |
| 25 | 210 | 135 | 100 | 78 | 58 | 22 | 4-Φ18 | 275 | 180 | |
| 32 | 230 | 150 | 110 | 82 | 66 | 24 | 4-Φ23 | 325 | 200 | |
| 40 | 260 | 165 | 125 | 95 | 76 | 24 | 4-Φ23 | 360 | 240 | |
| 50 | 300 | 175 | 135 | 105 | 88 | 26 | 4-Φ23 | 410 | 280 | |
| 65 | 340 | 200 | 160 | 130 | 110 | 28 | 8-Φ23 | 450 | 320 | |
| 80 | 380 | 210 | 170 | 140 | 121 | 30 | 8-Φ23 | 485 | 360 | |
| 100 | 430 | 250 | 200 | 168 | 150 | 32 | 8-Φ25 | 537 | 400 | |
| 125 | 500 | 295 | 240 | 202 | 176 | 36 | 8-Φ30 | 631 | 400 | |
| 150 | 550 | 340 | 280 | 240 | 204 | 38 | 8-Φ34 | 646 | 450 | |
| 200 | 650 | 405 | 345 | 300 | 260 | 44 | 12-Φ34 | 813 | 500 |
10.0MPa規格主要尺寸
| 10.0MPa | 10 | 170 | 100 | 70 | 50 | 35 | 20 | 4-Φ14 | 198 | 140 |
| 凹凸法蘭 MFM J41H J41Y J41W 100 100P 100R 100I | 15 | 170 | 105 | 75 | 55 | 40 | 20 | 4-Φ14 | 202 | 140 |
| 20 | 190 | 125 | 90 | 68 | 51 | 22 | 4-Φ18 | 228 | 160 | |
| 25 | 210 | 135 | 100 | 78 | 58 | 24 | 4-Φ18 | 250 | 180 | |
| 32 | 230 | 150 | 110 | 82 | 66 | 24 | 4-Φ23 | 326 | 200 | |
| 40 | 260 | 165 | 125 | 95 | 76 | 26 | 4-Φ23 | 360 | 240 | |
| 50 | 300 | 195 | 145 | 112 | 88 | 28 | 4-Φ25 | 414 | 280 | |
| 65 | 340 | 220 | 170 | 138 | 110 | 32 | 8-Φ25 | 434 | 320 | |
| 80 | 380 | 230 | 1810 | 148 | 121 | 34 | 8-Φ25 | 547 | ||
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