Material Selection
With many years of experience in working on different projects, GWM understands and complies with international standard material specifications, including but not limited to ASTM, AISI, ANSI, AS, BS, DIN, EN, JIS, KS, ISO, etc.
| Classification | CHINA | U.S.A | JAPAN | GERMANY | |
| GB | ASTM | JIS | DIN | ||
| Carbon structural steel | 15 | 1015 | S15C | C15,CK15/H11 | 1.0401,1.1141 |
| 20 | 1020 | S20C | C22,CK22 | 1.1151 | |
| 25 | 1025 | S25C | C25,CK25 | 1.1158 | |
| 30 | 1030 | S30C | C30,CK30 | 1.1178 | |
| 35 | 1035 | S35C | C35,CK35 | 1.1181 | |
| 40 | 1040 | S40C | C40,CK40 | 1.1186 | |
| Q235 | A284GRB | / | USt37-3 | 1.0332 | |
| Alloy structural steel | 35Cr | 5132 | SCr430(H) | 3454,37 54 | 1.7033,1.7034 |
| 40Cr | 5140 | SCr440 | 41Cr4 | 1.7035 | |
| 45Cr | 5145,5147 | SCr445 | / | / | |
| 12CrMo | / | / | 13CrMo44 | 1.7335 | |
| 15CrMo | A-387Cr B | SCM415 | 16CrMo44 | 1.7337 | |
| 20CrMo | 4119,4118 | SCM420 | / | / | |
| 25CrMo | 4125 | / | 25CrMo4 | 1.7218 | |
| 30CrMo | 4130 | SCM430 | / | / | |
| 42CrMo | 4140 | SCM440 | 42CrMo4 | 1.7225 | |
| 35CrMo | 4135 | SCM435 | 34CrMo4 | 1.7720 | |
| 15CrMn | 5115 G51150 | / | 16MnCr5 | 1.7131 | |
| Stainless steel | 1Crl8Ni9 | 302/S30200 | SUS302 | X12CrNil88 | / |
| 1Crl8Ni9Ti | / | SUS321 | X10CrNiS189 | 1.4305 | |
| Y1Crl8Ni9 | 303/S30300 | SUS303 | X12CrNiS188 | / | |
| 0Crl9Ni9 | 304/S30400 | SUS304 | X5CrNil89 | 1.4301 | |
| 00Crl9Nill | 304L/S30403 | SUS304L | X2CrNil89 | / | |
| 0Crl8NillTi | 321/S32100 | SUS321 | X10CrNiTil89 / X6CrNiTil810 | 1.4541 | |
| 0Crl3AI | 405/S40500 | SUS405 | X7CrAll3 | / | |
| 00Crl7Nil3Mo2 | / | SUS316L | X2CrNi810 | 1.4404 | |
| 1Crl7 | 430/S43000 | SUS430 | X8Crl7 | / | |
| 1Crl3 | 410/S41000 | SUS410 | X10Crl3 | 1.4006 | |
| 2Crl3 | 420/S42000 | SUS420J1 | X20Crl3 | 1.4021 | |
| 3Crl3 | / | SUS420J2 | X30Crl3 | 1.4028 | |
| Heat resistant steel | 2Cr25Ni20 (1525Ni20Si2) | AISI 310 | SUH310 | X15CrNiSi25 20 SEW470 | 1.4841 |
| ZG30Cr26Ni5 | HD | SCH11 | G-X40CrNiSi27-4 | 1.4823 1.4776 | |
| 2Cr23Nil3 | 309 | SUH309 | / | / | |
| 0Crl8NillNb | 347/S34700 SUS3 47 | / | X10CrNiNbl89 | / | |
| 1Crl3Mo | / | SUS410J1 | / | / | |
| 1Crl7Ni2 | 431/S43100 SUS431 | / | X22CrNil7 | / | |
| Aluminum alloy | ZAISi7Mg(ZL101) | 356.2 | AC4C | G-AISi7Mg(3.2371.61) | / |
| ZAISil2(ZL102) | 413.2 | AC3A | G-AISil2(3.2581.01) | / | |
| ZAISi5CulMg(ZL105) | 355.2 | / | G-AISi5Cu | / | |
| ZAISi2Cu2Mgl(ZL108) | 413.0 | AC8A | G-All2(Cu) | / | |
| ZAISi7MglA(ZL114A) | / | / | / | / | |
| Bronze | QSn4-03 (Bronze GB5233-85) | C51100 | C5111 | CuSn4 | 2.1016 |
| QSn6.5-0.1； | C51000 | C5102 | CuSn5 | 2.1018 | |
| QSn6.5-0.4 (Bronze GB5233-85) | C51900 | C5191 | CuSn6 | 2.1020 | |
| QSn8-03 (Bronze GB5233-85) | C52100 | C5210 | CuSn8 | 2.1030 | |
| QAI10-4-4 Aluminum bronze | C63300 HR50 | C6191 BD-F | CuAllONi5Fe4 F7 4 | 2.0966-98 | |
| ZCuSnlOPbl/10-1 Bronze | / | / | GC-CuSn 12 | 2.1054 | |
| Brass | HPb59-l(Lead brass) | C37700/C37000 | C3771/C3710 | CuZn39Pb3/CuZn40Pb2 | 2.0380 |
| H68 | C26800/C26000 | C2680/C2600 | CuZn33/CuZn30 | 2.0280/2.0265 | |
| H85 | C23000 | C2300 | CuZnl5 | 2.0240 | |
| ZCuZn38 | C27200H01 | C2720R-1/2H | CuZn37F37 | / | |
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