... round caps, etc. ) 2. Thread Standard: British standard, American standard & DIN 3. Product Introduction Material: According with GB/T9440 ... black Place of Origin: DLMMaterial: Malleable iron Standard: DIN, American, BS Size: 1/4"-6" Type: Black, Hot dipped ... galvanized, Electrical galvanized Kind: Beaded, Banded, Plain American standard: Materials: ANSI/ASME A197-79 Dimensions: ANSI/ASME ...