2.鋼材生產(chǎn)成優(yōu)質(zhì)的晶粒狀態(tài),也就是-
(a)正火鋼,實(shí)際錳含量由實(shí)際≥4%碳含量部分替代.
(b)控制熱軋;
(c)熱機(jī)械控制熱軋;或者
(d)添加晶粒純化元素,例如最少0.01%的鋁或鉻(或兩種).例如如下鋼材牌號(hào)AS 1548,5 和7型,以及 AS 1594 HU 300/1級(jí).
機(jī)械英語(yǔ)高手請(qǐng)進(jìn)!這些句子是啥意思?
機(jī)械英語(yǔ)高手請(qǐng)進(jìn)!這些句子是啥意思?
2 Steels produced to fine grained practice,i.e.—
(a) normalized steel where the actual Mn% divided by the actual C% ≥4;
(b) controlled rolled;
(c) thermo-mechanically controlled rolled; or
(d) grain refining elements added,e.g.aluminium or titanium (or both) 0.01% minimum.Examples are
AS 1548,Types 5 and 7,and AS 1594 grade HU 300/1.
2 Steels produced to fine grained practice,i.e.—
(a) normalized steel where the actual Mn% divided by the actual C% ≥4;
(b) controlled rolled;
(c) thermo-mechanically controlled rolled; or
(d) grain refining elements added,e.g.aluminium or titanium (or both) 0.01% minimum.Examples are
AS 1548,Types 5 and 7,and AS 1594 grade HU 300/1.
英語(yǔ)人氣:607 ℃時(shí)間:2020-01-27 09:07:47
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