Dab tsi yog carbon cov ntsiab lus ntau rau SPCC?
C Tsawg dua lossis sib npaug li 0.15% (feem ntau Tsawg dua lossis sib npaug li 0.10%).
7. Dab tsi yog qhov txwv siab tshaj (JIS) rau cov ntsiab lus tseem ceeb hauv SPCC?
C: Tsawg dua lossis sib npaug li 0.15%
Mn: Tsawg dua lossis sib npaug rau 1.00%
P: Tsawg dua lossis sib npaug rau 0.100%
S: Tsawg dua lossis sib npaug li 0.035%
Si: Tsawg dua lossis sib npaug li 0.05%
8. Vim li cas cov sulfur thiab phosphorus tswj nruj hauv SPCC?
Txhawm rau txo cov kev suav nrog, txhim kho stamping / dabtsi yog khoov tawg tsis kam, thiab txhim kho qhov zoo.
9. Dab tsi yog qhov sib txawv ntawm SPCC thiab Q195?
SPCC muaj S Tsawg dua lossis sib npaug li 0.025% thiab P Tsawg dua lossis sib npaug li 0.035%; Q195 tso cai rau ntau qhov dav (S Tsawg dua lossis sib npaug rau 0.050%).
10. Puas yog SPCC muaj cov ntsiab lus alloying?
Tsis yog (Cr / Ni / Mo, thiab lwm yam), nws yog cov pa roj carbon ntau.