品牌
生产厂家厂商性质
温州市所在地
一、主要性能规范
| 公称压力PN | 150 | 300 | 1500 |
| 壳体强度Ps（Mpa） | 3.0 | 7.5 | 37.5 |
| 整定压力Pk（Mpa） | 0.1-2 | 1.6-5 | 10-25 |
| 密封压力Pm | 90% Pk | ||
| 回座压力Ph | ≥90% Pk | ||
| 排放压力Pp | ≤1.1 Pk | ||
| 开启高度H（mm） | ≥1/20 d0 | ||
| 适用温度 | C | ≤300℃ | |
| P、R | ≤200℃ | ||
| 适用介质 | C | 气体、液体 | |
| P、R | 硝酸、醋酸 | ||
二、主要零件材料
| 零件名称 | 代号 | 材料名称 |
| 阀体 | C | WCB |
| 阀座、阀芯 | 1Cr18Ni9Ti | |
| 弹簧 | 50CrVA | |
| 阀体 | P | ZG1Cr18Ni9Ti |
| 阀座、阀芯 | 1Cr18Ni9Ti | |
| 阀体 | R | ZGCr18Ni12Mo2Ti |
| 阀座、阀芯 | Cr18Ni12Mo2Ti | |
| 弹簧 | P、R | 50CrCVA喷塑 |
三、喉部直径代号
| 代号 | 直径 | 代号 | 直径 |
| D | 10 | L | 50 |
| E | 13 | M | 55 |
| F | 16 | N | 60 |
| G | 20.5 | P | 72 |
| H | 26 | Q | 96 |
| J | 33 | R | 115 |
| K | 40 | T | 148 |
四、主要尺寸
| LFA41C150,LFA41C150P,LFA41C150R | |||||||||||||||||
| 公称通径 | 尺 寸（mm） | ||||||||||||||||
| d0 | D | D1 | D2 | b | t | Z-φd | DN' | D' | D1' | D2' | t' | b' | Z'-φd' | L | L1 | H | |
| 1/2"×1/2" | D | 89 | 60.5 | 35 | 12 | 6 | 4-15 | 15 | 89 | 60.5 | 35 | 1.6 | 12 | 4-15 | 90 | 90 | 260 |
| 3/4"×1" | D | 98 | 70 | 43 | 14 | 6 | 4-15 | 25 | 108 | 79.5 | 51 | 1.6 | 15 | 4-15 | 115 | 105 | 280 |
| 1"×1" | D | 108 | 79.5 | 51 | 15 | 9 | 4-15 | 25 | 108 | 79.5 | 51 | 1.6 | 15 | 4-15 | 100 | 100 | 290 |
| 1"×2" | E | 108 | 79.5 | 51 | 15 | 9 | 4-15 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 114 | 105 | 290 |
| 11/2"×11/2" | G | 127 | 98.5 | 73 | 18 | 10 | 4-15 | 40 | 127 | 98.5 | 73 | 1.6 | 18 | 4-15 | 100 | 110 | 330 |
| 11/2"×2" | G | 127 | 98.5 | 73 | 18 | 10 | 4-15 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 110 | 115 | 330 |
| 2"×3" | J | 152 | 120.5 | 92 | 18 | 10 | 4-19 | 80 | 190 | 152.5 | 127 | 1.6 | 22 | 4-19 | 145 | 150 | 350 |
| LFA41C300,LFA41C300P,LFA41C300R | |||||||||||||||||
| 公称通径 | 尺 寸（mm） | ||||||||||||||||
| d0 | D | D1 | D2 | b | t | Z-φd | DN' | D' | D1' | D2' | t' | b' | Z'-φd' | L | L1 | H | |
| 1/2"×1/2" | D | 95 | 66.5 | 35 | 15 | 6 | 4-15 | 15 | 89 | 60.5 | 35 | 1.6 | 12 | 4-15 | 90 | 90 | 260 |
| 3/4"×1" | D | 117 | 82.5 | 43 | 16 | 10 | 4-19 | 25 | 108 | 79.5 | 51 | 1.6 | 15 | 4-15 | 115 | 105 | 280 |
| 1"×1" | D | 124 | 90 | 51 | 18 | 6 | 4-19 | 25 | 108 | 79.5 | 51 | 1.6 | 15 | 4-15 | 100 | 100 | 290 |
| 1"×2" | E | 124 | 90 | 51 | 18 | 6 | 4-19 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 114 | 105 | 290 |
| 11/2"×11/2" | G | 156 | 114.5 | 73 | 20 | 9 | 4-22 | 40 | 127 | 98.5 | 73 | 1.6 | 18 | 4-15 | 100 | 110 | 330 |
| 11/2"×2" | G | 156 | 114.5 | 73 | 20 | 9 | 4-22 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 110 | 115 | 330 |
| 2"×3" | J | 165 | 127 | 92 | 22 | 8 | 8-19 | 80 | 190 | 152.5 | 127 | 1.6 | 22 | 4-19 | 145 | 150 | 350 |
注：出口法兰为150Lb。
| LFA41C600,LFA41C600P,LFA41C600R | |||||||||||||||||
| 公称通径 | 尺 寸（mm） | ||||||||||||||||
| d0 | D | D1 | D2 | b | t | Z-φd | DN' | D' | D1' | D2' | t' | b' | Z'-φd' | L | L1 | H | |
| 3/4"×1" | D | 117 | 82.5 | 43 | 16 | 6 | 4-15 | 25 | 108 | 79.5 | 51 | 1.6 | 15 | 4-15 | 115 | 105 | 280 |
| 1"×2" | D | 124 | 90 | 51 | 20 | 9 | 4-15 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 114 | 105 | 290 |
| 11/2"×11/2" | F | 156 | 114.5 | 73 | 22 | 10 | 4-22 | 40 | 127 | 98.5 | 73 | 1.6 | 18 | 4-15 | 100 | 110 | 330 |
| 11/2"×2" | F | 156 | 114.5 | 73 | 22 | 10 | 4-22 | 50 | 152 | 120.5 | 92 | 1.6 | 18 | 4-19 | 110 | 115 | 330 |
注：出口法兰为150Lb。
| LFA41C1500,LFA41C1500P,LFA41C1500R | |||||||||||||||||
| 公称通径 | 尺 寸（mm） | ||||||||||||||||
| d0 | D | D1 | D2 | b | t | Z-φd | DN' | D' | D1' | D2' | b' | t' | Z'-φd' | L | L1 | H | |
| 1'×11/2" | D | 150 | 101.6 | 51 | 28 | 15 | 4-25 | 40 | 156 | 114.5 | 73 | 20 | 1.6 | 4-22 | 125 | 125 | 320 |
| 11/2"×11/2" | F | 178 | 124 | 73 | 32 | 14 | 4-28 | 40 | 156 | 114.5 | 73 | 20 | 1.6 | 4-22 | 150 | 194 | 350 |
| 11/2"×2" | F | 178 | 124 | 73 | 32 | 15 | 4-28 | 50 | 165 | 127 | 92 | 22 | 1.6 | 8-19 | 140 | 105 | 350 |
