〔1〕一般结构用轧钢料
(Rolled Steels for General Structure)
标准代号 规格号码 记号 化学成分(%)Chemical composition 拉伸试验 Tensile requirements
C Si Mn P S Cu N 厚度(mm) 降伏强度(Mpa) 抗拉强度(Mpa) 伸长度(%)
GB T700 Q195 0.06-0.12 ≦0.30 0.25-0.50 ≦0.045 ≦0.05 - - ≦16 ≧195 315-430 ≧33
ASTM A285M Gr.B ≦0.22 - ≦0.90 ≦0.035 ≦0.035 - - - ≧185 345-485 ≧25
DIN 17100 S185 - - - - - - - - - - -
                           
CNS 2473 SS330 - - - ≦0.05 ≦0.05 - - ≦16 ≧205 330-430 ≧26
GB T700 Q215A 0.09-0.15 ≦0.30 0.25-0.55 ≦0.05 ≦0.045 - - ≦16 ≧215 335-450 ≧31
GB T700 Q215B 0.09-0.15 ≦0.30 0.25-0.55 ≦0.045 ≦0.045 - - ≦16 ≧215 335-450 ≧31
GB T700 Q215Ab 0.09-0.15 ≦0.17 0.25-0.55 ≦0.05 ≦0.045 - - ≦16 ≧215 335-410 ≧31
GB T700 Q215AF 0.09-0.15 ≦0.07 0.25-0.55 ≦0.015 ≦0.05 - - 4≦t≦20 ≧216 333-412 ≧31
GB T700 Q215B 0.09-0.15 ≦0.30 0.25-0.55 ≦0.045 ≦0.045 - - ≦16 ≧215 335-450 ≧31
GB T700 Q215BF ≦0.18 ≦0.07 0.25-0.55 ≦0.045 ≦0.05 - - 4≦t≦20 ≧216 330-430 ≧31
JIS G3101 SS330 - - - ≦0.05 ≦0.05 - - ≦16 ≧205 330-430 ≧26
ASTM A283 Gr.A ≦0.14 ≦0.40 ≦0.90 ≦0.035 ≦0.04 - - - ≧165 310-415 ≧30
ASTM A283 Gr.B ≦0.17 ≦0.40 ≦0.90 ≦0.035 ≦0.04 - - - ≧185 345-450 ≧28
ASTM A573 Gr.58 ≦0.23 0.1-0.35 0.60-0.90 ≦0.035 ≦0.04 - - - ≧220 400-490 ≧21
ASTM A283 Gr.C ≦0.24 ≦0.40 ≦0.90 ≦0.035 ≦0.04 - - - ≧205 380-515 ≧22
ASTM A570 Gr.30 ≦0.25 - ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧205 340 ≧25
ASTM A570 Gr.33 ≦0.25 - ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧230 360 ≧23
ASTM A570 Gr.36 ≦0.25 - ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧250 365 ≧22
ASTM A570 Gr.40 ≦0.25 - ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧275 ≧380 ≧21
DIN 17100 USt34-2 ≦0.15 - 0.20-0.50 ≦0.05 ≦0.05 - - 16≦t≦40 ≧195 330-410 ≧28
DIN 17100 USt34-2 ≦0.20 - - ≦0.05 ≦0.05 - - 16≦t≦40 ≧225 340-470 ≧26
DIN 17100 USt37-2 ≦0.20 - - ≦0.05 ≦0.05 - ≦0.008 16≦t≦40 ≧225 340-470 ≧26
DIN 17100 RSt37-2 0.17-0.20 0.03-0.30 0.20-0.50 ≦0.05 ≦0.05 - ≦0.009 16≦t≦40 ≧225 340-470 ≧26
DIN 17100 USt37-1 ≦0.20 另定 0.20-0.50 ≦0.07 ≦0.05 - - - ≧235 360-440 ≧23
DIN 17100 RSt37-1 ≦0.20 0.03-0.30 0.20-0.50 ≦0.07 ≦0.05 - - - - - -
DIN 17100 USt37-2N ≦0.17 - - ≦0.05 ≦0.05 - ≦0.007 - ≧235 360-470 ≧23
DIN 17100 RSt37-2N ≦0.17 - - ≦0.05 ≦0.05 - - - ≧235 360-470 ≧26
DIN 17100 St37-3 ≦0.17 - - ≦0.04 ≦0.04 - - 16≦t≦40 ≧225 360-470 ≧26
DIN 17100 St37-3N ≦0.18 - - ≦0.035 ≦0.035 - - 30≦t≦50 ≧225 340-470 ≧27
                           
CNS 2473 SS400 - - - ≦0.05 ≦0.05 - - ≦16 ≧245 400-510 ≧21
GB T700 Q235A 0.14-0.22 ≦0.30 0.30-0.65 ≦0.045 ≦0.05 - - ≦16 ≧235 375-500 ≧26
GB T700 Q235B 0.12-0.20 ≦0.30 0.30-0.70 ≦0.045 ≦0.045 - - ≦16 ≧235 375-450 ≧26
GB T700 Q235C ≦0.18 ≦0.03 0.35-0.80 ≦0.04 ≦0.04 - - ≦16 ≧235 375-450 ≧26
GB T700 Q235D ≦0.17 ≦0.30 0.35-0.80 ≦0.035 ≦0.03 - - ≦16 ≧235 375-450 ≧26
JIS G3101 SS400 - - - ≦0.05 ≦0.05 - - ≦16 ≧245 400-510 ≧21
ASTM A570 Gr.30 ≦0.25 - ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧205 ≧340 ≧19
ASTM A570 Gr.45 ≦0.25 - ≦1.35 ≦0.035 ≦0.04 ≦0.20 - - ≧310 ≧415 ≧13
ASTM A283M Gr.D ≦0.27 ≦0.40 ≦0.90 ≦0.035 ≦0.04 ≦0.20 - - ≧230 415-550 ≧20
DIN 17100 St37-2 ≦0.20 - ≦1.40 ≦0.045 ≦0.045 - - - ≧255 340-470 ≧24
DIN 17100 USt37-2 ≦0.17 - ≦1.40 ≦0.045 ≦0.045 - - - - - -
DIN 17100 RSt37-2 ≦0.20 ≦0.55 ≦1.40 ≦0.045 ≦0.045 - - - ≧165 ≧340 ≧23
                           
CNS 2473 SS490 - - - ≦0.050 ≦0.050 - - ≦16 ≧285 490-610 ≧19
GB T700 Q275 0.28-0.38 - 0.5-0.8 ≦0.045 ≦0.050 - - ≦16 ≧275 490-610 ≧20
JIS G3101 SS490 - - - ≦0.050 ≦0.050 - - ≦16 ≧285 490-610 ≧19
ASTM A570 Gr.50 ≦0.25 - ≦1.35 ≦0.035 ≦0.040 - - - ≧345 450 -
DIN 17100 St50-2 0.3 - - ≦0.050 ≦0.045 - ≦0.009 ≦16 ≧295 490-660 -
                           
GB T700 Q255A 0.18-0.28 - 0.40-0.70 ≦0.045 ≦0.050 - - ≦16 ≧255 410-550 ≧24
GB T700 Q255B 0.18-0.28 - 0.40-0.70 ≦0.045 ≦0.045 - - ≦16 ≧255 410-550 ≧24
JIS G3101 SM400A ≦0.23 - ≧2.50 ≦0.035 ≦0.035 - - <16 ≧245 400-510 ≧18
JIS G3101 SM400B ≦0.20 - 0.60-1.40 ≦0.035 ≦0.035 - - <16 ≧245 400-510 ≧18
ASTM A709M Gr.36 ≦0.26 - - ≦0.040 ≦0.050 - - - ≧250 400-550 ≧20
DIN 17100 St44-2 ≦0.22 - - ≦0.050 ≦0.050 - ≦0.009 ≦16 ≧270 400-540 -