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江都钢管总厂开发试制成功20m以上各种长度锅炉钢管BOILERSTEELTUBESWITHVARIOUSLEBGTHOVER20mSUCCESSFULLYDEVELOPEDANDPRODUVEDATJIANGDUSTEELPIPEGENERALPLA...
Jiangdu Steel Pipe Plant trial successful development of various lengths above 20m boiler steel BOILERSTEELTUBESWITHVARIOUSLEBGTHOVER20mSUCCESSFULLYDEVELOPEDANDPRODUVEDATJIANGDUSTEELPIPEGENERALPLA ...