钢圈尺寸与压力换算

RTJ(钢圈) 2.2.7 RTJ(钢圈)与不同压力等级法兰配合对应表 RTJ NUMBER R11 R12 R13 R14 R15 R16 R17 R18 R19 R20 R21 R22 R23 R24 R25 R26 R27 R28 R29 R30 R31 R32 R33 R34 R35 R36 R37 R38 R39 R40 R41 R42 RTJ 5 5 5 5 FLANGE SIZE 5 5 5 4 4 4 4 4 4 4 4 4 31/2 31/2 31/2 3 3 3 3 3 3 3 3 3 3 21/2 21/2 21/2 21/2 21/2 2 21/2 21/2 21/2 21/2 2 2 2 2 11/2 2 2 2 2 11/2 11/2 11/2 11/2 11/4 11/2 11/2 11/2 11/2 11/4 11/4 11/4 11/4 1 11/4 11/4 11/4 11/4 1 1 1 1 3/4 1 1 1 1 3/4 3/4 3/4 150 FLANGE SIZE ANSI B 16.5 300/600 1/2 1/2 1/2 1/2 900 1500 2500 API 6A TYPE 6B 720/960 2000 3000 5000

钢圈尺寸与压力换算

NUMBER 150 R43 R44 R45 R46 R47 R48 R49 R50 R51 R52 R53 R54 R55 R56 R57 R58 R59 R60 14 12 12 10 10 8 8 6 6

ANSI B 16.5 300/600 900 1500 2500

API 6A TYPE 6B 720/960 2000 3000 5000

5 6 6 6 6 6 6

5

6

8 8 8

8

8

8 8

10 10 10

10

10

10 10

12 12

12

12

12

12