J41Y法兰锻钢截止阀概述
J41H、J41Y法兰锻钢截止阀属于一种自动阀门。法兰锻钢截止阀用于管路系统，其主要作用是防止介质倒流、防止泵及其驱动电动机反转，以及容器内介质的泄放。截止阀产品还可用于给其中的压力可能升至超过主系统压力的辅助系统提供补给的管路上 。
J41Y法兰锻钢截止阀标准材质明细表
| 序号 | 零件名称 | CS to ASTM | AS to ASTM | SS to ASTM | |
| Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | 阀体 | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | 垫片 | Corrugated SS+graphite | SS+PTFE | ||
| 3 | 螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 4 | 圆柱销 | A276 420 | A276 304 | ||
| 5 | 填料压套 | A276 410 | A182 F304(L) | A182 F316(L) | |
| 6 | 活节螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 7 | 螺母 | A194 2H | A194 4 | A194 8 | A194 8M |
| 8 | 阀杆螺母 | A276 410 | |||
| 9 | 螺母 | A194 2H | A194 4 | A194 8 | A194 8M |
| 10 | 铭牌 | SS | |||
| 11 | 手轮 | A197 | |||
| 12 | 填料压板 | A216 WCB | A351 CF8 | ||
| 13 | 填料 | Flexible Graphite | PTFE | ||
| 14 | 阀盖 | A105 | A276 304 | A182 F304(L) | A182 F316(L) |
| 15 | 阀杆 | A182 F6 | A182 F304 | A182 F304(L) | A182 F316(L) |
| 16 | 阀瓣 | A276 420 | A276 304 | A276 304(L) | A276 316(L) |
| 适用介质 | 水、蒸汽、油品等 | 水、蒸汽、油品等 | 硝酸、醋酸等 | ||
| 适用温度 | -29℃～425℃ | -29℃～550℃ | -29℃～180℃ | ||
注意：客户需求的其他材质也可采用。密封面料配对由客户指定内件代号决定。
CS=碳钢；AS=合金钢；SS=不锈钢；
J41Y法兰锻钢截止阀尺寸
| NPS | 1/2" | 3/4" | 1" | 11/4" | 11/2" | 2" | ||
| L(RF) L1(BW) | 150Lb | 108 | 117 | 127 | 140 | 165 | 203 | |
| 300Lb | 152 | 178 | 203 | 216 | 229 | 267 | ||
| 600Lb | 165 | 190 | 216 | 229 | 241 | 292 | ||
| H(开) | 150Lb～300Lb | 166 | 171 | 207 | 240 | 258 | 330 | |
| 600Lb | 171 | 207 | 240 | 258 | 330 | 380 | ||
| W | 100 | 100 | 125 | 160 | 160 | 180 | ||
| 重量 | 150Lb | RF | 4.5 | 6.9 | 9.8 | 13.5 | 19.5 | 28.0 |
| BW | 2.3 | 3.6 | 7.8 | 8.2 | 12.0 | 15.0 | ||
| 300Lb | RF | 4.8 | 7.7 | 11.0 | 16.8 | 21.2 | 32.6 | |
| BW | 2.8 | 4.0 | 8.5 | 9.2 | 12.6 | 16.8 | ||
| 600Lb | RF | 5.6 | 7.8 | 12.5 | 17.0 | 23.5 | 38.8 | |
| BW | 3.4 | 4.7 | 9.2 | 10.5 | 13.3 | 18.9 | ||
J41Y法兰锻钢截止阀标准材质明细表
| 序号 | 零件名称 | CS to ASTM | AS to ASTM | SS to ASTM | |
| Type A105 | Type F22 | Type F304(L) | Type F316(L) | ||
| 1 | 阀体 | A105 | A182 F22 | A182 F304(L) | A182 F316(L) |
| 2 | 垫片 | Corrugated SS+graphite | SS+PTFE | ||
| 3 | 螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 4 | 销钉 | A276 420 | A276 304 | ||
| 5 | 填料压套 | A276 410 | A182 F304(L) | A182 F316(L) | |
| 6 | 活节螺栓 | A193 B7 | A193 B16 | A193 B8 | A193 B8M |
| 7 | 螺母 | A194 2H | A194 4 | A194 8 | A194 8M |
| 8 | 阀杆螺母 | A276 410 | |||
| 9 | 螺母 | A194 2H | A194 4 | A194 8 | A194 8M |
| 10 | 铭牌 | SS | |||
| 11 | 手轮 | A197 | |||
