集 团 简 介
天津正海集团总部坐落于中国最大的钢管生产基地——大邱庄，下设五个直属分公司：天津市永大立钢管有限公司；天津正海工贸有限责任公司；天津盛兴工贸有限公司；天津津满钢管厂；天津万发煤炭有限公司。占地面积166750平方米，总资产达2.3亿。
本集团资金及技术力量雄厚，设备精良，产品完善。
主要生产：热轧无缝钢管Φ32-Φ630，壁厚为 3.0-12.0mm。产品执行标准：
低中压锅炉用无缝钢管GB3087-99
输送流体用无缝钢管GB∕T8163-99
结构用无缝钢管GB∕T8162-99
焊管420-4325中薄壁焊管，产品符合国家GB∕T3091-2001标准。1996年通过了ISO9001：2000质量体系认证，火炬项目证书，以及特种设备（压力管道）元件许可证等。
正海集团不断完善的企业管理机制，精心打造企业文化；塑造企业品牌，形象；完善售前，售后服务体系，为用户提供一流的服务和最佳的信誉承诺。
GROUP INTRODUCTION
Tianjin ZHENGHAI GROUP general headquarter is located at Daqiuzhuang, which is the largest steel pipe base of the nation. There are four direct branch,they are Tianjin ZHENGHAI Industrial and Commercial CO.,LTD,Tianjin SHENGXING Industrial and Commercial CO.,LTD,Tianjin JINMAN Seamless Steel Pipe Plant and Tianjin WANFA Coal CO.,LTD. covering an area of 53,000 square meter,the total investment is 230 million yuan.
The GROUP is aboundont of capital and technology force, well-equipped and perfect production.
The main products are as follows:
Seamless steel pipe Φ32-Φ630 with wall thickness 3.0-12.0mm The production standard:
Seamless steel pipe for low, medium pressure boiler-GB3087-99;
Seamless steel pipe for infusing fluid-GB/T8163-99;
Seamless steel pipe for construction-GB/T8162-99.
Welded pipe 420-4325 medium thin wall welding pipe. The production complys with the natioanal standard: GB∕T3091-2001.In 1996, we passed the ISO 9001：2000 quality system certificate,torch-plan-item permission, and special equipment (pressure piping) component lesence,etc.
ZHENGHAI GROUP will continuous improve company management system, meticulously establish company culture, build company brand and figure, and perfect pre-sale and after sale service to provide for the customers with first-level srevice and best reputation effort.
