Ihe ndị anyị na-atụbu na nhazi gụnyere:
Ụdị nkedo dị iche iche (ígwè isi awọ, ígwè ductile, wdg)
Steel / igwe anaghị agba nchara (carbon ígwè, manganese ígwè, martensitic igwe anaghị agba nchara, austenitic igwe anaghị agba nchara, mmiri ozuzo hardening igwe anaghị agba nchara, pụrụ iche alloy ígwè, wdg)
Alloys pụrụ iche (alloys dabeere na cobalt, nickel alloys, wdg)
Maka nkọwa zuru ezu nke ihe onwunwe, biko rụtụ aka na "Tebụl ọkwa ihe".
| Tebụl ọkwa ihe |
| Tebụlụ akara ule nhata nke China na obodo ndị ọzọ bụ isi |
| Ihe onwunwe | China | Ụkpụrụ mba ụwa | USA | Japan | Germany | UK | France | Russia |
| nkedo ígwè | HT200 | 200 | Klas 20 | FC200 | EN-GJL-200 | EN-GJL-200 | EN-GJL-200 | 20 |
| HT250 | 250 | Klas 25 | FC250 | EN-GJL-250 | EN-GJL-250 | EN-GJL-250 | nke 25 |
| HT300 | 300 | Klas 30 | FC300 | EN-GJL-300 | EN-GJL-300 | EN-GJL-300 | С30 |
| QT400-18 | 400-18 | 60-40-18 | FCD400 | EN-GJS-400-18 | EN-GJS-400-18 | EN-GJS-400-18 | ВЧ40 |
| QT450-10 | 450-10 | 65-45-12 | FCD450 | EN-GJS-450-10 | EN-GJS-450-10 | EN-GJS-450-10 | ВЧ45 |
| QT500-7 | 500-7 | 70-50-05 | FCD500 | EN-GJS-500-7 | EN-GJS-500-7 | EN-GJS-500-7 | ВЧ50 |
| QT600-3 | 600-3 | 80-55-06 | FCD600 | EN-GJS-600-3 | EN-GJS-600-3 | EN-GJS-600-3 | ВЧ60 |
| Igwe anaghị agba nchara / igwe anaghị agba nchara | ZG200-400 | 200-400 | J03000 | SC410 | GE200 (GS-38) | GE200 | GE200 | 15M |
| ZG230-450 | 230-450 | J03101 | SC450 | GE240 (GS-45) | GE240 | GE240 | 25M |
| ZG270-500 | 270-500 | J02501 | SC480 | GE300 (GS-52) | GE300 | GE300 | 35M |
| ZG310-570 | 310-570 | J05002 | SC490 | GE350 | GE350 | GE350 | 45M |
| Q235 | A3 | ASTM A36 | SS400 | S235JR (1.0038) | S235JR | E24-2 | 3kP |
| 20 | 20 | 1020 | S20C | 1.0402 (C22) | 1C22 (080A22) | XC18 | 20 |
| 40 | 40 | 1040 | S40C | 1.0511 (C40) | 1C40 (080A40) | XC42 | 40 |
| 45 | 45 | 1045 | S45C | 1.0503 (C45) | 1C45 (080A47) | XC45 | 45 |
| ZGMn13 | GX120Mn13 | Gr. B-2, B-3 | SCMnH11 | GX120Mn12 (1.3401) | | | 110G13M (110G13L) |
| 45 nde | | 1547 | SWRCh50K | 1.0904 (46 nde 7) | | | 45G |
| 304 | X5CrNi18-10 | S30400 | SUS304 | 1.4301, X5CrNi18-10 | 304S31, 1.4301 | Z7CN18-09 | 08Х18M10 (08Kh18N10) |
| 316 | X5CrNiMo17-12-2 | S31600 | SUS316 | 1.4401, X5CrNiMo17-12-2 | 316S31, 1.4401 | Z7CND17-11-02 | 03Х17Н14M2 (03Kh17N14M2) |
| 316L | X2CrNiMo18-14-3 | S31603 | SUS316L | 1.4404, X2CrNiMo17-12-2 | 316S11, 1.4404 | Z2CND17-12-02 | 03Х17Н14M3 (03Kh17N14M3) |
| 4Cr13Mo | | S44004/440C | SUS440C | 1.4122 / X39CrMo17-1 | 1.4122 / X39CrMo17-1 | Z100CD17 | |
| 7Cr17 | | 440B | SUS440B | 1.4112 / X90CrMoV18 | 1.4112 / X90CrMoV18 | | |
| 00Cr27Ni31Mo4Cu | Sanicro 28 | N08028 | | 1.4563, X1NiCrMoCu31-27-4 | | | |
| 05Cr17Ni4Cu4Nb | 17-4 PH | UNS S17400 | SUS630 | X5CrNiCuNb17-4 / 1.4542 | 1.4542 | 1.4542 | |
| Cobalt alloy | Stelite 1 | | UNS R30001 | | 2.4782 | | | |
| Stelite 6 | AMS 5387 | UNS R30006 | | 2.4783 | | | |
| Stella 21 | | UNS R30021 | | 2.4784 | | | |
| Tribaloy T400 | | | | | | | |
| Tribaloy T800 | | | | | | | |
| Haynes 25/L605 | | UNS R30605 AMS 5537 | | 2.4964 | HR 201 | KCN20W15 | ЭП199 (EP199)/ВЖ98 |
| Haynes 188 | | UNS R30188 AMS 5608 | | 2.4953 | HR 202 | KCN22W14 | ЭП709 (EP709) |
| Ngwa nickel alloy | NS1101, GH180 | Incoloy800 | N08800 | NCF800 | 1.4876 | NA15 | Z8NC32.21 | |
| NS1402, 0Cr21Ni42Mo3Cu2Ti | Incoloy825 | N08825 | NCF825 | 2.4858 | NiFe30Cr21Mo3 | | |
| GH3600 | Inconel600 | N06600 | | 2.4816 | NA14 | NC15F | |
| NS3306 / NS336 / GH3625 (GH625) | Inconel625 | N06625 | NCF 625 | 2.4856 (NiCr22Mo9Nb) | | NC22DNb | |
| NS334 | Hastelloy C-276 | N10276 | | 2.4819 | | | |
| NS6400, NCU30 | Ego 400 | N04400 | | 2.436 | NA12 | Nọmba 30 | |