... : Storz , Ansi Pin , John morris , China , Russian; 2) Size: from 1" to 6"; 3) material: aluminum. fire hose coupling are used ... processing, dry bulk handling, agricultural, and water, etc. 1) Material:Aluminum;2) Cast method available: Gravity Cast, Sand Cast ;3) Type: Storz ... , Russian type and so on;4) Size: from 1" to 6".Feature: (1) Precisely machined for accurate fit, join fast and save ...