12cr1moV合金管力學(xué)性能：
試樣尺寸：試樣毛坯尺寸為30mm
熱處理：
第一次淬火：970° 回火：750°
抗拉強(qiáng)度(MPa)：≥490
屈服強(qiáng)度(MPa)：≥245
伸長(zhǎng)率 (％)：≥10
斷面收縮率 (％)：≥50
沖擊功(J)：≥78
硬度 ：≤241HB
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