The Sanitary manholes are made of SUS304 and 316L. The 20th steel seamless steel pipe should meet the requirements of GB/T8163 or GB 9948; the 15CrMo and 16Mn seamless steel pipes should meet the requirements of GB 9948 or GB 6479 respectively; OOCr19Nil0, OCr18N19, OCr18NilOTi, OOCr17N114M02, OCr17N112M02 high alloy seamless steel pipes should meet the requirements of GB/T14 976. In the manufacturing process,quality control is strictly in accordance with FDA requirements and using Computers 3D design to meet GMP standard.
Wenzhou Likemetals Co., Ltd.,as a manways suppliers,specializes in manufacturing different kinds of Sanitary manholes,tank manways,stainless steel manways,quick opening manway,square manways.high pressure manways.atmospheric manways.etc.
