公称通径Nominal Diameter | L | E | DN | NPS | 10 × 8
| 3/8 × 1/4
| 64
| 1.7
| 15 × 8
| 1/2 × 1/4
| 70
| 1.9
| 15 × 10
| 1/2 × 3/8
| 70
| 1.05
| 20 × 8
| 3/4 × 1/4
| 76
| 6.5
| 20 × 10
| 3/4 × 3/8
| 76
| 4.8
| 20 × 15
| 3/4 × 1/2
| 76
| 2.7
| 25 × 8
| 1 × 1/4
| 89
| 10.2
| 25 × 10
| 1 × 3/8
| 89
| 8.6
| 25 × 15
| 1 × 1/2
| 89
| 6.5
| 25 × 20
| 1 × 3/4
| 89
| 3.0
| 32 × 8
| 1.1/4× 1/4
| 102
| 14.2
| 32 × 10
| 1.1/4× 3/8
| 102
| 12.5
| 32 × 15
| 1.1/4× 1/2
| 102
| 10.4
| 32 × 20
| 1.1/4× 3/4
| 102
| 7.7
| 32 × 25
| 1.1/4× 1
| 102
| 3.9
| 32 × 8
| 1.1/4× 1/4
| 114
| 17.3
| 40 × 10
| 1.1/2× 3/8
| 114
| 15.6
| 40 × 15
| 1.1/2× 1/2
| 114
| 13.5
| 40 × 20
| 1.1/2× 3/4
| 114
| 12.6
| 40 × 25 | 1.1/2× 1
| 114 | 6.9 | 40 × 32
| 1.1/2×1.1/4
| 114
| 3.0
| 50 × 8
| 2 × 1/4 | 165
| 23.3
| 50 × 10
| 2 × 3/8
| 165
| 21.6
| 50 × 15
| 2 × 1/2
| 165
| 19.5
| 50 × 20
| 2 × 3/4 | 165
| 16.8
| 50 × 25
| 2 × 1
| 165
| 13.0
| 50 × 32
| 2 ×1.1/4
| 165
| 9.1
| 50 × 40
| 2 ×1.1/2
| 165
| 6.0
| 65 × 15
| 2.1/2× 1/2
| 178
| 25.1
| 65 × 20
| 2.1/2× 3/4
| 178
| 23.2
| 65 × 25
| 2.1/2× 1
| 178
| 19.4
| 65 × 32
| 2.1/2×1.1/4
| 178
| 15.5
| 65 × 40
| 2.1/2×1.1/2
| 178
| 12.4
| 65 × 50 | 2.1/2× 12
| 178
| 6.4
| 80 × 15
| 3 × 1/2
| 203
| 33.8
| 80 × 20
| 3 × 3/4
| 203
| 31.1
| 80 × 25
| 3 × 1
| 203
| 27.3
| 80 × 32
| 3 ×1.1/4
| 203
| 23.4
| 80 × 40
| 3 ×1.1/2
| 203
| 20.3
| 80 × 50
| 3 × 2
| 203
| 14.3
| 80 × 65
| 3 ×2.1/2
| 203
| 7.9
| 100 × 15
| 4 × 1/2
| 229
| 46.5
| 100 × 20
| 4 × 3/4
| 229
| 43.8
| 100 × 25
| 4 × 1
| 229
| 40.0
| 100 × 32 | 4 ×1.1/4
| 229 | 36.1 | 100 × 40
| 4 × 1.1/2
| 229
| 33.0
| 100 × 50
| 4 × 2 | 229
| 27.0
| 100 × 65
| 4 ×2.1/2
| 229
| 20.6
| 100 × 80
| 4 × 3
| 229
| 12.7
|
|
说明: 1、选用时,应予注明,对锥管螺纹还应注明NPT或R。 2、异型短节大端及小端型工分别有平端、坡口端、锥管外螺纹端三种:大、小端的各种组合共计有九种配合可能,如下表示: |
型式Type | 大 端Large End | 小端Small End | 代号Code | A | 平 Plain | 平 | BEP | B | 坡口 | LEP/SEB | C | 螺纹 | LEP/SET | D | 坡 口 Bevel | 平 | LEB/SEP | E | 坡口 | BEB | F | 螺纹 | LEB/SET | G | 螺 纹 Thread | 平 | LET/SEP | H | 坡口 | LET/SEB | I | 螺纹 | BET |
|
3、异径短节壁厚一般为Sch80(3000LB)、Sch160(6000LB),平端、坡口端或管螺纹端。 4、本系列产品符合MSS SP95和BS3799要求。 |