可定位外螺纹支管三通
专为仪器仪表、过程控制及分析系统打造的全金属密封解决方案。316不锈钢精密制造,双卡套结构确保在高压与振动工况下实现零泄漏连接。其他材料可定制。
优点:
• 材质卓越: 全316不锈钢材质,耐腐蚀性能优异,适用于严苛化学环境
• 全规格覆盖:多种尺寸与配置可选,灵活适配各类管路系统
• 品质可追溯:完整热处理代码追溯体系,从原材料到成品全程质量管控
• 即装即用: 符合国际标准制造,安装可靠便捷
优点:
• 材质卓越: 全316不锈钢材质,耐腐蚀性能优异,适用于严苛化学环境
• 全规格覆盖:多种尺寸与配置可选,灵活适配各类管路系统
• 品质可追溯:完整热处理代码追溯体系,从原材料到成品全程质量管控
• 即装即用: 符合国际标准制造,安装可靠便捷
行业:
• 半导体/微电子
• 化学
• 石化
• 运输
• 电力
• 核能
• 石油和天然气
• 研究所
应用:
• 仪表直接连接系统
• 分析装置
• CNG / LNG 压缩天然气/液化天然气管线
• 氢气设备
• 海上控制盘
• 感测线

英制管外径 x SAE/MS 直螺纹
| T Tube OD | S SAE/MS Male | A | Ax | B | C | D | E min. | F A/F | Fx A/F | G A/F | H | Hx | Hy | U | O Ring Part No. | Part No. |
| 1/4 | 7/16-20 | 57.0 | 28.5 | 9.9 | 17.8 | 15.3 | 4.8 | 14.0 | 14.0 | 14.0 | 42.0 | 21.0 | 28.5 | 16.5 | 4 OPU | 4 STBsw-U |
| 3/8 | 9/16-18 | 64.0 | 32.0 | 11.2 | 19.3 | 16.8 | 7.1 | 16.0 | 17.0 | 17.0 | 49.2 | 24.6 | 32.3 | 20.0 | 6 OPU | 6 STBsw-U |
| 1/2 | 3/4-16 | 75.2 | 37.6 | 12.7 | 21.8 | 22.9 | 10.4 | 22.0 | 22.0 | 22.0 | 54.8 | 27.4 | 37.8 | 25.6 | 8 OPU | 8 STBsw-U |
| 3/4 | 11/16-12 | 82.8 | 41.4 | 16.8 | 21.8 | 24.0 | 15.8 | 27.0 | 32.0 | 28.5 | 62.4 | 31.2 | 48.8 | 36.6 | 12 OPU | 12 STBsw-U |
| 1 | 15/16-12 | 101.0 | 50.5 | 16.8 | 26.4 | 31.2 | 22.3 | 35.0 | 35.0 | 38.0 | 76.8 | 38.4 | 53.6 | 44.0 | 16 OPU | 16 STBsw-U |
| 1.1/4 | 15/8-12 | 135.6 | 68.0 | 16.8 | 38.9 | 41.2 | 27.6 | 46.0 | 50.0 | 50.0 | 91.4 | 46.0 | 58.0 | 55.0 | 20 OPU | 20 STBsw-U |
| 1.1/2 | 17/8-12 | 156.0 | 78.0 | 16.8 | 45.2 | 50.0 | 34.0 | 50.0 | 55.0 | 60.0 | 101.6 | 51.0 | 60.0 | 63.0 | 24 OPU | 24 STBsw-U |
公制管外径 x SAE/MS 直螺纹
| T Tube OD | S SAE/MS Male | A | Ax | B | C | D | E min. | F A/F | Fx A/F | G A/F | H | Hx | Hy | U | O Ring Part No. | Part No. |
| 6 | 7/16-20 | 57.0 | 28.5 | 9.9 | 17.7 | 15.3 | 4.8 | 14.0 | 14.0 | 14.0 | 42.0 | 21.0 | 28.5 | 16.5 | 4 OPU | STBsw-6-U |
| 10 | 9/16-18 | 64.0 | 32.0 | 11.2 | 19.5 | 17.2 | 7.1 | 16.0 | 17.0 | 17.0 | 49.2 | 24.6 | 32.3 | 20.0 | 6 OPU | STBsw-10-U |
| 12 | 3/4-16 | 75.2 | 37.6 | 12.7 | 22.0 | 22.8 | 10.4 | 22.0 | 22.0 | 22.0 | 54.8 | 27.4 | 37.8 | 25.6 | 8 OPU | STBsw-12-U |
| 20 | 11/16-12 | 82.8 | 41.4 | 16.8 | 22.0 | 26.0 | 15.8 | 27.0 | 32.0 | 28.5 | 62.4 | 31.2 | 48.8 | 36.6 | 12 OPU | STBsw-20-U |
| 25 | 15/16-12 | 101.0 | 50.5 | 16.8 | 26.5 | 31.3 | 22.3 | 35.0 | 35.0 | 38.0 | 76.8 | 38.4 | 53.6 | 44.0 | 16 OPU | STBsw-25-U |
| 32 | 15/8-12 | 135.6 | 68.0 | 16.8 | 41.6 | 42.0 | 27.6 | 46.0 | 50.0 | 50.0 | 91.4 | 46.0 | 58.0 | 55.0 | 20 OPU | STBsw-32-U |
| 38 | 17/8-12 | 156.0 | 78.0 | 16.8 | 47.6 | 49.4 | 34.0 | 50.0 | 55.0 | 60.0 | 101.6 | 51.0 | 60.0 | 63.0 | 24 OPU | STBsw-38-U |
参考规格: SAE螺纹标准符合美国标准B1.1统一螺纹

英制管外径 x ISO平行外螺纹
| T Tube OD | P ISO Male | A | Ax | B | C | D | E min. | F A/F | Fx A/F | G A/F | H | Hx | Hy | U | O Ring Part No. | Part No. |
| 1/4 | 1/8 | 53.4 | 27.0 | 8.2 | 17.8 | 15.3 | 4.0 | 14.0 | 14.0 | 14.0 | 46.0 | 19.6 | 26.4 | 17.3 | 2 OPN | 4-2 STBsw-R |
| 1/4 | 1/4 | 61.3 | 29.0 | 9.2 | 17.8 | 15.3 | 4.8 | 16.0 | 19.0 | 14.0 | 53.9 | 21.6 | 32.3 | 22.9 | 4 OPN | 4 STBsw-R |
| 3/8 | 1/4 | 62.8 | 30.5 | 9.2 | 19.3 | 16.8 | 5.8 | 16.0 | 19.0 | 17.0 | 55.5 | 23.2 | 32.3 | 22.9 | 4 OPN | 6-4 STBsw-R |
| 1/2 | 3/8 | 73.0 | 36.0 | 9.4 | 21.8 | 22.9 | 7.8 | 22.0 | 22.0 | 22.0 | 62.9 | 25.9 | 37.0 | 26.4 | 6 OPN | 8-6 STBsw-R |
| 1/2 | 1/2 | 81.5 | 38.1 | 13.0 | 21.8 | 24.4 | 10.4 | 24.0 | 27.0 | 22.0 | 71.3 | 27.9 | 43.4 | 32.0 | 8 OPN | 8 STBsw-R |
| 5/8 | 1/2 | 81.5 | 38.1 | 13.0 | 21.8 | 24.4 | 10.4 | 24.0 | 27.0 | 25.0 | 71.3 | 27.9 | 43.4 | 32.0 | 8 OPN | 10-8 STBsw-R |
| 3/4 | 1/2 | 85.1 | 39.9 | 13.0 | 21.8 | 24.4 | 10.4 | 27.0 | 27.0 | 28.5 | 74.9 | 29.7 | 45.2 | 32.0 | 8 OPN | 12-8 STBsw-R |
| 3/4 | 3/4 | 88.7 | 39.9 | 13.0 | 21.8 | 24.4 | 15.8 | 27.0 | 35.0 | 28.5 | 78.5 | 29.7 | 48.8 | 41.2 | 12 OPN | 12 STBsw-R |
| 1 | 1 | 102.6 | 49.0 | 14.0 | 26.4 | 31.2 | 19.8 | 35.0 | 41.0 | 38.0 | 90.4 | 36.8 | 53.6 | 48.5 | 16 OPN | 16 STBsw-R |
公制管外径 x ISO平行外螺纹
| T Tube OD | P ISO Male | A | Ax | B | C | D | E min. | F | Fx A/F | G A/F |
H A/F |
Hx | Hy | U | O Ring Part No. | Part No. |
| 6 | 1/8 | 53.4 | 27.0 | 8.1 | 17.7 | 15.3 | 4.0 | 14.0 | 14.0 | 14.0 | 46.0 | 19.6 | 26.4 | 17.3 | 2 OPN | STBsw 6-2R |
| 6 | 1/4 | 61.3 | 29.0 | 9.1 | 17.7 | 15.3 | 4.8 | 16.0 | 19.0 | 14.0 | 53.9 | 21.6 | 32.3 | 22.9 | 4 OPN | STBsw 6-4R |
| 8 | 1/8 | 56.2 | 28.8 | 8.1 | 18.6 | 16.2 | 4.0 | 14.0 | 14.0 | 16.0 | 48.7 | 21.3 | 27.4 | 17.3 | 2 OPN | STBsw 8-2R |
| 8 | 1/4 | 62.1 | 29.9 | 9.1 | 18.6 | 16.2 | 5.9 | 16.0 | 19.0 | 16.0 | 54.6 | 22.4 | 32.2 | 22.9 | 4 OPN | STBsw 8-4R |
| 10 | 1/4 | 68.5 | 33.5 | 9.1 | 19.5 | 17.2 | 5.9 | 19.0 | 19.0 | 19.0 | 61.9 | 25.9 | 35.0 | 22.9 | 4 OPN | STBsw 10-4R |
| 12 | 3/8 | 73.1 | 36.0 | 9.4 | 22.0 | 22.8 | 7.9 | 22.0 | 22.0 | 22.0 | 63.0 | 25.9 | 37.1 | 26.4 | 6 OPN | STBsw 12-6R |
| 12 | 1/2 | 81.4 | 38.0 | 13.0 | 22.0 | 23.0 | 9.5 | 24.0 | 27.0 | 22.0 | 71.3 | 27.9 | 43.4 | 32.0 | 8 OPN | STBsw 12-8R |
| 16 | 1/2 | 83.3 | 38.1 | 13.0 | 22.0 | 24.4 | 11.9 | 27.0 | 27.0 | 28.5 | 74.9 | 29.7 | 45.2 | 32.0 | 8 OPN | STBsw 16-8R |
| 22 | 3/4 | 93.4 | 44.6 | 13.0 | 22.0 | 26.0 | 15.8 | 27.0 | 35.0 | 28.5 | 83.3 | 34.5 | 48.8 | 41.2 | 12 OPN | STBsw 22-12R |
| 25 | 3/4 | 102.3 | 49.0 | 13.0 | 26.5 | 31.3 | 15.8 | 35.0 | 35.0 | 38.0 | 90.1 | 36.8 | 53.3 | 41.2 | 12 OPN | STBsw 25-12R |
| 25 | 1 | 102.6 | 49.0 | 14.0 | 26.5 | 31.3 | 21.8 | 35.0 | 41.0 | 38.0 | 90.4 | 36.8 | 53.6 | 48.5 | 16 OPN | STBsw 25-16R |
参考规格:BS 2779 : ISO 228/1 : JIS B0202 : DIN-ISO 228/1