lower alloy steel tubes 低合金钢管
The intermedium temperature microstructure of medium carbon alloy steel is upper and lower bainite.
中碳合金钢的中温转变组织只有上、下贝氏体。
Comparison with EAF dust at carbon and low alloy steel works, the EAF dust at stainless steel works contains more alloy elements but zinc content is lower.
与普碳钢或低合金钢厂电弧炉烟尘比较，不锈钢电弧炉烟尘含有更多的合金元素，但锌含量较低。
The jaw made of the Re low-alloy air-quenched wear-resistant cast steel was developed with the characteristics of simple process, lower cost and good mechanical properties.
新型稀土低合金空淬耐磨铸钢腭板，具有生产工艺简单、成本低、性能优良等特点。
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