英锥管外螺纹/JIC内螺纹74°内锥
BSPT MALE/JICFEMALE 74° SEAT 
产品技术参数：
| 代号 PART NO. | 螺纹 THREAD | 尺寸 DIMENSIONS | 重量（g) | 工作压力MPa | ||||
|---|---|---|---|---|---|---|---|---|
| T1 | T2 | L1 | L | S1 | S2 | |||
| S2TJ-04 | R1/4＂X19 | 7/16＂X20 | 12 | 29.1 | 14 | 16 | 98 | 34.5 |
| S2TJ-04-05 | R1/4＂X19 | 1/2＂X20 | 12 | 28.9 | 14 | 16 | 90 | |
| S2TJ-04-06 | R1/4＂X19 | 9/16＂X18 | 12 | 29.8 | 14 | 19 | 113 | |
| S2TJ-06 | R3/8＂X19 | 9/16＂X18 | 12 | 30.1 | 19 | 19 | 155 | |
| S2TJ-04-08 | R1/4＂X19 | 3/4＂X16 | 12 | 31.8 | 19 | 22 | 158 | 31 |
| S2TJ-06-08 | R3/8＂X19 | 3/4＂X16 | 12 | 31.8 | 19 | 22 | 189 | |
| S2TJ-08-10 | R1/2＂X14 | 7/8＂X14 | 14 | 38.2 | 22 | 27 | 283 | 24 |
| S2TJ-08-12 | R1/2＂X14 | 1.1/16＂X12 | 14 | 39.6 | 27 | 32 | 353 | |
| S2TJ-12 | R3/4＂X14 | 1.1/16＂X12 | 16 | 39.6 | 27 | 32 | 454 | |
| S2TJ-12-16 | R3/4＂X14 | 1.5/16＂X12 | 16 | 42.9 | 32 | 38 | 547 | 21 |
| S2TJ-16 | R1＂X11 | 1.5/16＂X12 | 18 | 47.8 | 36 | 38 | 693 | 20.5 |
| S2TJ-20 | R1.1/4＂X11 | 1.5/8＂X12 | 20 | 52 | 46 | 50 | 1130 | 17 |
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