Benefiting from saint - gobain pam s 150 years experiences in r d and manufacturing , the company has a capacity of 180k tons per year , providing high - end pipes from 300mm to 1000mm in diameter , which have been widely applied in the fields of water - supply and water - drain systems 公司简介：圣戈班徐州铸管有限公司是圣戈班saint - gobain集团于年在江苏省徐州市投资组建。生产销售高品质球墨铸铁管及配件，广泛用于给排水领域。
Taking advantage of the abundant local iron ore and coal materials , the iron pipe factory pipe fitting factory and cast iron factory , in order to meet the local market demand , developed products of four series with 300 items . these items are divided into two categories , mainly centrifugal cast iron pipe , pipe fittings , stainless steel joints and clamps , art - enclosure , seamling steel pipes , manhole , covers and balance weight iron 炼铁厂铸管厂和管件厂根据市场需求和当地丰富的优质生铁煤炭资源优势，形成一条的生产优势。开发出四大系列三百多个品种的产品，分灰口铸铁和球墨铸铁两大类，主要有离心铸管管件井盖配重铁等。
Abstract : in this paper ， the essential chemical composition on the spheroidized quality of small - sized ductile iron pipes have been investigated ， and the degeneration of spheroidal graphite in ductile iron pipe was analyzed ， under practical manufacturing condition . and more ， some improved measures in regard to composition and process parameters have been brought forward 文摘:在实际生产的条件下，研究了小口径球墨铸铁管在球化后主要化学成分的分布和变化对铸态球化效果的影响，并对铸管存在的球化衰退进行了分析；根据试验结果，提出了对成分及工艺条件进一步的改进措施。
