Kev sib txhuam ntawm cov hlau sawb thiab lwm yam khoom (xws li rollers) lossis luv luv strip khawb los ntawm kev sib txhuam tsis zoo ntawm cov hlau sawb, thiab khawb los ntawm kev sib txhuam ntawm cov hlua hlau nrog cov graphite cov menyuam los yog cov ntaub plaub thaum lub sij hawm annealing;
Tus nuv sawb zoo li zoo li tsis tu ncua raws li dov kev taw qhia ntawm steel sawb. Nyob rau hauv rooj plaub uas cov ntaub ntawv rov qab dov tsis padded, qhov tsis xws luag yuav tshwm sim.
| Zoo | GB/T 11253-2007 GB/T 5213-2001 | JIS G3141-2005 JIS G3101-2004 | EN 10130-2006 EN 10139-1998 DIN 1623-1986 | ASTM A1008 / A1008M (2) |
| Kev lag luam hlau | Q195 | SPCC (T) | DC01/ST12 | CS HOM A/B/C |
| Daim duab hlau | SC1 SC2 SC3 | SPCD | DC03/ST13 | DS HOM A/B |
| Sib sib zog nqus kos hlau | SPCE | DC04/ST14 | DDS |



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