What are the threading options for medical decompression gas cylinders in the African market
https://www.derkia.com/product-category/medical-gas-regulator/The selection of threads for medical decompression gas cylinders in the African market mainly adopts international standards, including the following types:Main thread standards 1. Conical thread standardPZ39: nominal diameter 39mm, pitch 2.117mm, 12 teeth per 25.4mm, is the most commonly used interface specification for medical and industrial gas cylindersPZ27.8: nominal diameter 27.8mm, pitch 1.814mm, 14 […]