S46910 - ASTM A693-2013

美国UNS	S46910
对应标准	ASTM A693-2013 沉淀硬化不锈钢和耐热钢板、薄板和带材 Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
归类	沉淀硬化型不锈钢

化学元素成分含量(%)

成分	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	Al
最小值	-	-	-	-	-	11	8	1.5	3	0.5	0.15
最大值	0.03	0.7	1	0.03	0.015	13	10	3.5	5	1.2	0.5

碳当量计算

机械性能

厚度 t mm	热处理或状态	抗拉强度 σ_b Mpa	屈服点 σ_s Mpa	断后伸长率或延伸率 δ %	硬度 HBW
0.02＜t＜3.8	Cold rolled at mill	≥950	≥475	≥5	HRC ≥29
0.02＜t＜3.8	Cold rolled at mill +475℃	≥1250	≥950	≥1	HRC ≥38
0.015＜t＜2.3	Cold rolled at mill	≥1100	≥650	≥3	HRC ≥33
0.015＜t＜2.3	Cold rolled at mill +475℃	≥1650	≥1450	≥1	HRC ≥46
0.015＜t＜1.2	Cold rolled at mill	≥1300	≥1100	≥1	HRC ≥38
0.015＜t＜1.2	Cold rolled at mill +475℃	≥1950	≥1850		HRC ≥50
0.015＜t＜0.7	Cold rolled at mill	≥1500	≥1350		HRC ≥42
0.015＜t＜0.7	Cold rolled at mill +475℃	≥2250	≥2150		HRC ≥54
0.015＜t＜0.15	Cold rolled at mill	≥1700	≥1525		HRC ≥45
0.015＜t＜0.15	Cold rolled at mill +475℃	≥2350	≥2250		HRC ≥55

① Furnished in cold-worked condition. Precipitation Hardening Treatment：475 + 8℃, 4 h, air cool.
注：Reduction of Area：Applicable to tests in the long transverse direction. Transverse to the direction of rolling and parallel to the product surface.

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