One Particular MJ gland is used to safe the gasket and develop a watertight seal, when the 2nd MJ gland is used for joint restraint. When compared into the more affordable option of unlined pipe, although, the extra cost of glass lining is often compensated because of the reduction in https://knoxwkta59269.bloggip.com/28383427/how-to-check-the-ph-of-a-glass-lined-reactor