1. Coatings of CEWELD® SP 1.4302 exhibit good corrosion resistance against organic and non-oxidizing liquids and are recommend for internal and external diameters. Using the combustion wire spray process, CEWELD® SP 1.4302 should be sprayed thinner than CEWELD® SP 1.4370 and CEWELD® SP 420 coatings. … …