S690Ql yog cov qauv hlau uas muaj lub zog muaj zog hauv kev pabcuam. Cov khoom siv tuaj yeem kho cua sov los ntawm cov txheej txheem quenching thiab tempering. Cov EN 10025-6 steel daim hlau no muaj kev sib sau zoo thiab cov khoom siv vuam zoo.S690QL steel phaj muaj lub peev xwm ntau dua thiab lub zog ua haujlwm, yog li lawv tuaj yeem siv rau hauv cov qauv leaner. Cov hlau no tseem tuaj yeem siv rau lwm qhov chaw xws li kev thauj mus los hnyav, kev tsim kho, tshuab tsim thiab nqa khoom. Peb muab cov khoom customizable kom tau raws li cov neeg siv khoom tshwj xeeb.
EN10025 S690QL - Tshuaj muaj pes tsawg leeg:
| C | Si | Mn | P | S | B | Cr | Cu | Mo | N | Nb* | Ni | Ti* | V* | Zr* |
| 0.20 | 0.80 | 1.70 | 0.020 | 0.010 | 0.005 | 1.50 | 0.50 | 0.70 | 0.015 | 0.06 | 2.0 | 0.05 | 0.12 | 0.15 |
Cov khoom thiab qhov ntev - EN10025 S690QL High Tensile Phaj:
| Qib hlau | Yield zog ReHMPa | Tensile zog RmMPa | EN 100256: 2004 + A1: 2009 | Heavy phaj thickness mm | Tsis siv neeg tus qauv EN 101372 1995 | Elongation, min % |
| S690, QL | 690 | 770 – 940 | S690 qw | 6 – 60 | S690 qw | 14 |
