... 5. Certification: ISO9001:2000 Company IntroductionHenan Broad Top Metalwork Co.,Ltd is one of the largest pipe-fittings and ... etc.. Basic Information Company Name:Henan Broad Top Metalwork Co., Ltd Business Type:Manufacturer and exporterProduct/Service(We Sell): ... Flange (TH), etc.American SeriesCLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500European SeriesPN 2.5, PN 6, ...