Zhejiang Guolin Machinery Co., Ltd. Zhejiang Guolin Machinery Co., Ltd. is professional China stainless steel fittings manufacturers and hydraulic fittings Factory , located in Taizhou, famous for“Famous Mountain at Sea”, a coastal city in the middle of Zhejiang Province. Our company mainly specializes in hydraulic fittings and related accessories. We always adhere to the quality policy of "Attract Customers with High-Quality Products and Services", vigorously implements the strategy of brand-name enterprise and the quality control during the whole process from every link and every nuance of production. We improve product quality by advanced testing equipment and means such as imported spectrum analyzer, compression testing machine and means such as instrument, pressure testing machine, magnetic particle inspection, ultra-low temperature detector, metallurgical analyzer, physical and chemical analyzer, etc. Zhejiang Guolin Machinery Co., Ltd. Our company has gained “High-tech Enterprise” certificate, safety production standardization three-level enterprise, automobile and motorcycle association director enterprise, Yuhuan Qianlong enterprise and passed ISO9001:2008 certification of a quality management system to strengthen customer service. NON-STANDARD FITTINGS 18 5405 SERIES 3/8" INVERTED FLARE TUBE FEMALE X 3/8" TAPER PIPE THREADS NPTF MALE PIPE REDUCER 5405 SERIES(REDUCER) (1)MALE PIPE (2)FEMALE PIPE (SAE# 140139)