... .OD:9mm-200mm 3.length:3m or as your requirements high quality stainless steel pipes StandardASTM,AISI,GB,BS,JIS,EN,DISOuter ... , wear-off from rubbing (as when repeatedly removed from a holster), or rust when scratched. Some automotive manufacturers use stainless steel ... . We have more than 3 years of experiences in producing high quality stainless steel products, such as: 201, 301, 304, 321, 316 ...