Mining equipment . high tensile steel chains round link for chain conveyors and coal plough . specifications . acceptance testing.
采煤设备。经链板输送机用高抗拉强度圆钢丝链环的校准链。规范。验收条件。
There are two types of cracks in the area next to weld seam of annular chains for mining during welding process, ie, teared type and punctured type cracks.
本文对矿用圆环链临焊缝部位在焊接过程中产生的裂纹进行了分析。
Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.
研究了新型准贝氏体钢制造的矿用圆环链闪光对焊焊缝的组织与性能。
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