ICS77.140.50 ISBN974-608-470-4 THAI INDUSTRIAL STANDARD.20122543 COLD REDUCED CARBON STEEL COIL, STRIP AND SHEET OFCOMMERCIAL AND DRAWING QUALITIES 6 10400 2023300 118 72 6 2544.20122543(2)90 () () () (1995) () () (3) JISZ2201-1980 Test Pieces for Tensile Testfor Metallic MaterialsJISZ2241-1993 Method of Tensile TestforMetallic MaterialsJISZ2247-1993 Method of Erichsen Cupping TestJISG31411996 ColdReduced Carbon Steel Sheets and StripISO35741986 Cold reduced carbon steel sheet of commercial and drawing qualities.244 12520 1 32520 3 B C 112525 11 ( ) 15 .. 2511(5) 2852(..2544) .. 2511 15 .. 2511 .2012-2543 13 .. 2544 .201225431 1. 1.1 1.2 2. 2.1 10 (skin pass temper rolling) 2.2 2.3 2.4 2.5 (stretcherstrain orcoil break) 2.6 (mill edge) 2.7 (cut edge) .2012254323. 3.1 3 3.1.1 3.1.2 3.1.3 3.2 2 3.2.1 3.2.2 3.3 4 3.3.1 CR1 (commercial quality)3.3.2 CR2 (drawing quality)3.3.3 CR3 (deep drawing quality)3.3.4 CR4 (deep drawing non-aging quality)3.4 11 ( 3.4)A S 8 1 8 4 1 4 2 1 2 1 .2012254334. 4.1 7.85 1 1 4.2 4.2.1 24.2.2 4.2.2.1 3 4 4.2.2.2 1) 52) 63) 74.2.2.3 ( ) 8 9 9.1 2 ( 4.2.1) 4.00 4.00 4.00 600 600 .2012254343 ( 4.2.2.1) 6006001 0001 0001 2501 2501 6001 600 0.25 + 0.03 + 0.03 + 0.03 0.25 0.40 + 0.04 + 0.04 + 0.04 0.40 0.60 + 0.05 + 0.05 + 0.05 + 0.06 0.60 0.80 + 0.06 + 0.06 + 0.06 + 0.06 + 0.070.80 1.00 + 0.06 + 0.06 + 0.07 + 0.08 + 0.091.00 1.25 + 0.07 + 0.07 + 0.08 + 0.09 + 0.11 1.25 1.60 + 0.08 + 0.09 + 0.10 + 0.11 + 0.13 1.60 2.00 + 0.10 + 0.11 + 0.12 + 0.13 + 0.15 2.00 2.50 + 0.12 + 0.13 + 0.14 + 0.15 + 0.17 2.50 3.15 + 0.14 + 0.15 + 0.16 + 0.17 + 0.20 3.15 4.00 + 0.16 + 0.17 + 0.19 + 0.20 -.2012254354 ( 4.2.2.1) 5 ( 4.2.2.2) (stretcher-leveledsteelsheet) 600 1 250 +71 250 +1000160160250250400400600 0.10 + 0.010 + 0.020 0.10 0.16 + 0.015 + 0.020 0.16 0.25 + 0.020 + 0.025 + 0.030 + 0.0300.25 0.40 + 0.025 + 0.030 + 0.035 + 0.0350.40 0.60 + 0.035 + 0.040 + 0.040 + 0.0400.60 0.80 + 0.040 + 0.045 + 0.045 + 0.0450.80 1.00 + 0.04 + 0.05 + 0.05 + 0.051.00 1.25 + 0.05 + 0.05 + 0.05 + 0.061.25 1.60 + 0.05 + 0.06 + 0.06 + 0.061.60 2.00 + 0.06 + 0.07 + 0.08 + 0.082.00 2.50 + 0.07 + 0.08 + 0.08 + 0.092.50 3.15 + 0.08 + 0.09 + 0.09 + 0.103.15 4.00 + 0.09 + 0.10 + 0.10 + 0.11.2012254366 ( 4.2.2.2) 7 ( 4.2.2.2 9.1.2.1) 8 ( 4.2.2.3) 600 +30000 2 000 +102 000 4 000 +154 000 6 000 +20160 160250 250400 4006000.60 +0.15 +0.20 +0.25 +0.30 0.60 1.00 +0.20 +0.25 +0.25 +0.30 1.00 1.60 +0.20 +0.30 +0.30 +0.40 1.60 2.50 +0.25 +0.35 +0.40 +0.50 2.50 4.00 +0.30 +0.40 +0.45 +0.50.2012254379 ( 4.2.2.3) 5.5.1 10 10 11 10 ( 5.1) 1) CR1 842 1 2) 1 000 +31 000 2 000 +42 000 3 000 +63 000 4 000 +80000CR 1 0.15 0.60 0.05 0.05 -CR 2 0.12 0.50 0.04 0.04 -CR 3 0.10 0.45 0.03 0.03 -CR 4 0.08 0.45 0.03 0.03 0.02.20122543811 ( 5.1) 6. 6.1 6.1.1 6.1.2 A (coil break) (edge wave)6.1.3 6.2 6.2.1 ( 842 1) 12 .244 1 3 12 ( 6.2.1) +0.03 +0.03 +0.01 +0.01 0 HRB HV8 50 71 95 1304 65 80 115 1502 74 89 135 1851 85 170.2012254396.2.2 ( AS) 13 JIS Z 2241 5 JIS Z 2201 50 13 ( 6.2.2) 1. 302. CR 4 6 6.2.3 ( CR 1) 9.2 1. CR184 2 2. CR116.2.4 (Erichen value) ( A S) 1.60 JIS Z 2247 14 MPa 0.40 0.40 0.60 0.60 1.00 1.00 1.60 1.60 2.50 2.50CR 1 270 32 34 36 37 38 39CR 2 270 34 36 38 39 40 41CR 3 270 36 38 40 41 42 43CR 4 270 36 38 40 41 42 43.2012254310 14 ( 6.2.4) 1. 0.40 1.60 142. 6.3 (camber) 15 9.315 ( 6.3) 6.4 ( ) 16 9.4 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.20 1.40 1.60CR 1 7.2 7.8 8.4 8.8 9.1 9.4 9.6 10.0 10.3 10.5CR 2 7.6 8.2 8.8 9.2 9.5 9.8 10.0 10.4 10.7 10.9CR 3 8.0 8.6 9.2 9.6 9.9 10.2 10.4 10.8 11.1 11.3CR 4 8.0 8.6 9.2 9.6 9.9 10.2 10.4 10.8 11.1 11.32 0002 000 30 60 8 8 2 00060 630 4 4 2 000630 2 2 2 000.2012254311 16 ( 6.4) 6.5 ( ) 17 18 9.5 17 ( 6.5) 3 000 1 200 2 1 200 3 3 000 3 1 200 15 0.70 1 200 1 500 18 1 500 22 1 200 120.70 1.20 1 200 1 500 15 1 500 19 1 200 10 1.20 1 200 1 500 12 1 500 17.201225431218 ( 6.5) 7. 7.1 (1) (2) (3) CR 1-S(4) (5)X X X X ( )(6) (7) (8) 1 200 6 0.70 1 200 1 500 7 1 500 8 1 200 5 0.70 1.20 1 200 1 500 6 1 500 7 1 200 4 1.20 1 200 1 500 5 1 500 6.20122543138.8.1 8.2 8.2.1 8.2.1.1 198.2.1.2 4.2 6.1 6.3 19 19 ( 8.2.1) 25008.2.2 8.2.2.1 208.2.2.2 4.26.16.36.46.5 20 10 2 0 10 8 1.201225431420 ( 8.2.2)8.2.3 8.2.3.1 8.2.1.2 8.2.2.2 2 8.2.3.2 5.1 8.2.4 8.2.4.1 3 8.2.4.2 6.2.16.2.26.2.36.2.4 8.2.4.3 3 6.2.4 8.3 8.2.1.2 8.2.2.2 8.2.3.2 8.2.4.2 8.2.4.3 9.9.1 9.1.1 9.1.1.1 (1) 0.005 (2) 0.001 500 2 0 500 8 1.20122543159.1.1.2 (1) 25 30 15 30 3 (2) 25 3 15 3 9.1.1.3 9.1.2 9.1.2.1 (1) 7 0.005 (2) (1) 0.5 9.1.2.2 1002 1 000 2 9.1.3 ( ) 1 100 2 9.2 ( CR 1) .244 11 180 21.2012254316 21 ( 9.2) 9.3 9.3.1 0.5 (a) 2 000 1 2 000 29.3.2 9.3.1 1 2000 ( 9.3.1)22000( 9.3.1) 3.00 3.00 .20122543179.4 0.5 (A) 3 3 ( 9.4)9.5 0.5 0.5 4 4 ( 9.5)