... steel forged pipe fittings dimensions 1.WT:SCH10-XXS 2.Size:1/2"-24",24"-96" 3.Qalification:ISO9001,API,CE forged ... steel pipe cross sizeSeamless:from 1/2" to 24"Welded ... (ASTM A234 WP12,WP11,WP22,WP5,WP9,WP91,ect)qualificationISO9001 API CEapplicationPetroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction, ...