4040(..2552) ..2511 126 153 15 2552 2 .370-2524 .370-2525 -17- 10.1 9.1 -18- 10.1.4, 10.1.5, 10.2, 10.3 10.4 9.1.4, 9.1.5, 9.2, 9.3 9.4 ICS 23.020.30ISBN 978-974-292-773-8 LIQUEFIEDPETROLEUMGASCYLINDERSFORINTERNALCOMBUSTIONENGINE THAI INDUSTRIAL STANDARD. 3702552. 3702552 6 10400 0 2202 3300 126 153 15 2552(2)26 . () () (3) 15 .. 2511 .370-2524988129 2524 1 370-2525 99 96 15 2525 .27-2543 .151-2539 .370-2552 .2441-2552 : .27-2543 .151-2539 .171-2530 .244 4 -2525 4 () 11 11 ().255-2521 4040( .. 2552 ) .. 2511 .370-2524 15 .. 2511 514 (..2524) .. 2511 14 .. 2524 597 (..2525) ..2511 (1) 2 ..2525 .370-2552 .370-2552 14 ..2552 -1-. 370-2552 1. 1.1 500 2.55 1.2 2. 2.1 (liquefied petroleum gas) (propane) (propene) (butane) (butene)2.2 (valve) (valve protection cap) 1 1 10.2 10.1 10.3 2.3(capacity) 1 2.4 (maximum working pressure) 2.5 (test pressure) 2 -2-. 370-25523. 3.1 2 3.1.1 (cylindrical) 2 3.1.1.1 2 1 3.1.1.2 2 2 1 3.1.2 (toroidal) 2 3.1.2.1 1 3.1.2.2 1 4. 4.1 4.1.1 (killed steel) 4.1.2 3 (ladle analysis)1 3 .244 5-3-. 370-25521 ( 4.1.2) 1 22 (1)1 2 3 0.20% 0.20% 0.20% 0.60% 1.20% 1.50% 0.30% 0.35% 0.30% 0.05% 0.04% 0.04% 0.05% 0.04% 0.04% () - - 0.01% 0.04% 1 0.20% 0.03% 0.60% 0.03% 0.60% 1.50% 0.04% 0.30% 0.03% 0.30% 0.35% 0.05% 0.01% 0.01% () 0.01%-4-. 370-25523 ( 4.1.2) 1) a 4.1.3 4.1.2 0.25 0.60 0.045 0.054.1.4 (seam) (lamination) 5. 5.1 (1) (filler valve)(2) (service valve or discharge valve) (excessflow valve)(3) (content gauge)(4) (safety valve) (safety device) (5) (shut-off valve) 85 MPaMPa%1)mm1 402 255 28 2a2 440 300 24 3a3 490 340 20 3a-5-. 370-25525.1.1 (screw connector) (1) (basic profile) .27(2) 1.6 20 (3) (screw connection) 1 Fs= 1.25 tb 1.25 t S1= 1.5 3.5 mm S2= 0 3 mmg 3 mm t mmL = tb /3 6 mm tb mm 1= 45o tb 6 mm 2= 50o= tb t < 6 mm 1 ( 5.1.1(3)) -6-. 370-25525.1.2 (stud connector) (1) .171(2) ds = 0.75 ds Ss ds Ss Sc (3) 2 Sc-7-. 370-2552 Do 165 mmg 3 mmL 6 mm t < 6 mmt 20mmtb 38mm1 50o2 60o g 3 mm b = 0 3 mmS1= 1.5 2.5 mm g 3 mmS2= 0 3.0 mm r = 6 12 mm 50oS1 S2 = 1.5 3.0 mm = 15o 35o 2 ( 5.1.2(3))2 -8-. 370-25525.2 (boss) (pad) 0.25 4g1) 1) g (acceleration) (deceleration)5.3 5.3.1 ( AS/NZS 1425 ECE R 67 UL 125 )5.3.2 ( AS/NZS1425 ECE R 67 UL 132 )5.3.3 ( ECE R 67 )5.3.4 .2555.4 ( 3) 502000250 -9-. 370-2552 3 ( 5.4)5.55.5.1 5.5.2 (longitudinalweld) 1 (double welded butt joints) (single welded butt joints) 4 5 6 (completepenetration)(undercut) 1 6 0.8 -10-. 370-2552 g = 0 3 mmt 5 mm 4 (double-welded square butt joint)( 5.5.2) f = 0 3 mm t 20 mmg = 0 3 mm = 60o 70o 5 V(double-welded single V butt joint)( 5.5.2)g 1/2tt 5 mm 6 (single welded square butt joint with backing bar)( 5.5.2)-11-. 370-25525.5.3 (circumferentialweld) 2 5(single-welded joggled butt joints) 7 (l) 1.5 (t) g = 1t 2.5 t mml > 1.5 mmt 15 mm = 0o 30o 7 ( 5.5.3)5.6 (heat treatment) 5.6.1 (normalizing) 890 930 3 0.01 840 880 5.6.2 (stress relieved) 625 -12-. 370-25525.7 200 5.8 5.8.1 (radiograph)6.2 - 10 - 15 5.8.2 (pinhole) U 5.6 5.8.3 6. 6.1 2.55 6.2 6.2.1 (incomplete fusion) (incompletepenetration)-13-. 370-25526.2.2 (isolated porosity) (cavity) (slag inclusion) 1 3 6.2.3 6.2.2 12 6 (L) 8 9 -14-. 370-2552 8 5 mm( 6.2.3)-15-. 370-2552 9 5 mm 10 mm( 6.2.3)-16-. 370-25526.3 6.3.1 6.3.1.1 t = t Do (1) ( 0.2)1.5(2) 2.35 (joint factor)1) = 1.0 2) 50 = 0.9 1 50 50 1 5 4 50 1) 2) 2 (l) 4 96.3.1.2 (dished end thickness) (hemispherical) (ellipsoidal) (h) 1 4 102.55 Do2 + 2.55-17-. 370-2552 10 ( 6.3.1 6.3.2 6.5.3) t = 2 6.3.2 2 6.4 6.4.1 3 10.14 ( 6.4.1 6.4.2.1 6.5.3(2)) 1) 202) 3) 2.55 Do2 + 2.55 MPaMPa1)%2)mm1 402 255 28 1t3)2 440 300 24 1.5t3 490 340 20 1t-18-. 370-25526.4.2 6.4.2.1 10.1.4 3 95 36.4.2.2 10.1.5 1.5 3 6.5 6.5.1 (hydrostatic proof pressure) 3.30 30 (bulge) (distortion) 6.5.2 10.2 1 5 000 6.5.3 10.3 (1) (2) (nominal hoop stress) 95 3 6.75 (3) 10 LDo 15 L > Do L Do 8 6.5.4 10.2 10.4 -19-. 370-25527. 7.1 (1) ( )(2) (3) (4) (5) (6) (7) 8. 8.1 8.2 8.2.1 8.2.1.1 3 8.2.1.2 4.1.2 4.1.2 8.2.2 8.2.2.1 1200 8.2.2.2 5.1 5.2 5.3 5.4 6.4 8.2.3 8.2.3.1 () 1.0 8.2.3.2 () 0.9 1 50 50 1 5 4 -20-. 370-25528.2.3.3 6.2 2 6.2 6.2 8.2.4 8.2.4.1 1 200 90 8.2.4.2 6.5.2 2 6.5.2 2 8.2.5 8.2.5.1 1 500 8.2.5.2 6.5.3 2 6.5.3 2 8.3 8.2.1.2 8.2.2.2 8.2.3.3 8.2.4.2 8.2.5.2 -21-. 370-25529.9.1 9.1.1 8.2.2 11 1 2 3 ( )4 ( )5 ( )6 ( ) 1 2 ( )3 ( ) 11 ( 9.1.1)-22-. 370-25529.1.2 9.1.2.1 .244 4 7.72 9.1.3 ( )9.1.3.1 .244 119.1.4 9.1.4.1 (1) 9.1.1 2 (2) 12 b 32 mmLc W + 12 mmLt 225 + Lc mmr 50 mmW mm 12 (9.1.4.1(2))9.1.4.2 .244 49.1.5 9.1.5.1 (1) 9.1.1 2 (face bend test) 1 (root bend test) 1 2 1 1 -23-. 370-2552(2) 9.1.1 2 1 1 (3) 13 b 1.5 t 30 mmr 0.1 t mmt mm 13 (9.1.5.1(3))9.1.5.2 .244 11 14 D 2 t 13 t 2 3L 4.2 t 15.2 t 2 3t mm 14 ( 9.1.5.2)-24-. 370-25529.2 (water jacket) 9.2.1 9.2.1.1 1 9.2.1.2 1 0.1 9.2.2 3.30 30 9.3 9.3.1 (1) (2) b = b Pb Di t (3) 6.5.3(4) 6.5.39.4 9.4.1 6.5.1 9.2 690 Pb Di2t-25-. 370-255210. 10.1 20 (1) (2) ( )(3) ( )(4) (5) (6) 1 3 (7) (8) 11. .151