UNIT: mm
| SIZE | ØA | ØB | ØC | D |
| 1" | 34.8 | RD44x1/6 | 57 | 20 |
| 1.2" | 42.3 | RD52x1/6 | 65 | 20 |
| 1.5" | 48.1 | RD58x1/6 | 71 | 20 |
| 2" | 62 | RD72x1/6 | 86 | 22 |
| 2.5" | 76 | RD88x1/6 | 103 | 24 |
| 3" | 88.3 | RD100x1/6 | 115 | 25 |
| 4" | 116 | RD130x1/4 | 148 | 31 |
| 5" | 140 | RD160x1/4 | 178 | 32 |
| 6" | 161 | RD175x1/4 | 193 | 32 |
Used in combination with the welding liner and welding male part, making pipeline disassembly, cleaning, and maintenance more convenient.
Size: 1"–6"
Material: SS304