| 防爆阔杆/全通径 | |
| 适用温度范围 | -20 to120℃ |
| 使用压力 | ≤1.6MPa |
| 设计制造 | GB/T-12237/ANSIB16.34 |
| 尺寸参照 | GB/T-9113.1/ASME B 16.5 CLASS 150 |
| 长度 | GB/T-12221/ASMWB16.1 |
| 螺纹标准 | BSPT/BSP/NPT/DIN/JIS/RC/G |
| 检查与测试 | GB/T-13927/API598 |
三片式内螺纹球阀/中型材料列表
| 部件名称 | 材质 | ||
| 阀体 | WCB | CF8M | CF8 |
| 阀盖 | WCB | CF8M | CF8 |
| 球 | SS316 | SS304 | SS304 |
| 阀杆 | SS316 | SS304 | SS304 |
| 阀座 | PTFE | RTFE | RTFE |
| 阀杆密封 | PTFE | PTFE | PTFE |
| 中头垫 | PTFE | PTFE | PTFE |
| 填料压套 | SS202 | SS202 | SS202 |
| 手柄 | SS202 | SS202 | SS202 |
| 锁片 | - | - | - |
| 胶套 | PLASTIC | PLASTIC | PLASTIC |
| 弹垫 | SS202 | SS202 | SS202 |
| 螺母 | SS202 | SS202 | SS202 |
| 螺栓 | SS202 | SS202 | SS202 |
三片式内螺纹球阀/中型外形尺寸
| NPS | DN | d | L | H | W | 4-d |
| 1/4” | 6 | 11.5 | 65 | 46 | 95 | 7 |
| 3/8“ | 10 | 12 | 65 | 45 | 95 | 7 |
| 1/2” | 15 | 15 | 60 | 46 | 110 | 8 |
| 3/4“ | 20 | 20 | 70 | 54 | 110 | 8.5 |
| 1“ | 25 | 25 | 80 | 64 | 140 | 8.5 |
| 1-1/4” | 32 | 32 | 90 | 69 | 140 | 10 |
| 1-1/2“ | 40 | 38 | 100 | 76 | 155 | 10 |
| 2” | 50 | 50 | 119 | 86 | 180 | 11 |
| 2-1/2” | 65 | 65 | 167 | 120 | 220 | 16 |
| 3” | 80 | 80 | - | 150 | 260 | 18 |
| 4” | 100 | 100 | - | 170 | 350 | 20 |
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