| 防爆阔杆/缩颈 | |
| 适用温度范围 | -20℃~280℃ |
| 使用压力 | PN63/1000WOG |
| 适用介质 | 水、气、油 |
| 设计制造 | GB/T-12224/ANSIB16.34 |
| 螺纹标准 | BSPT/BSP/NPT/DIN/JIS/RC/G |
| 检查与测试 | GB/T-13927/API598 |
| 气压测试 | 0.8MPa |
执行标准
| 零件名称 | 材质 | |
| 阀体 | SS316 | A105 |
| 阀盖 | SS316 | A105 |
| 球 | SS316 | SS304 |
| 阀杆 | SS316 | SS304 |
| 阀座 | RTFE | RTFE |
| 阀座护垫 | RTFE | RTFE |
| 杆密封 | RTFE | RTFE |
| 中头垫 | RTFE | RTFE |
| 填料压套 | SS304 | SS304 |
| 手柄 | SS304 | SS304 |
| 弹垫 | A193 Gr.B8 | A193 Gr.B8 |
| 螺帽 | A194.Gr.8 | A194.Gr.8 |
外形尺寸
| Size | D | L | H | W |
| 1/4" | 5 | 46 | 28 | 17.5 |
| 3/8" | 7 | 51 | 31 | 21 |
| 1/2" | 9 | 57 | 34 | 28.5 |
| 3/4" | 12.5 | 65 | 43 | 34.5 |
| 1" | 15 | 76 | 52 | 40.5 |
| 1-1/4" | 20 | 92 | 52 | 53.5 |
| 1-1/2" | 25 | 98 | 65 | 57.5 |
| 2" | 32 | 114 | 70 | 73 |
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