... /8"-4" Forged fittings 1/8"-4" TypeSteel reducer bushing stainless steel bushing carbon steel bushingthickness2000Lbs, 3000Lbs,6000Lbs( SCH80, SCH160, XXS)standardASME ... ,WP22,WP5,WP9,WP91,ect)qualificationISO9001 API CEapplicationPetroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction, etcSpecial design available as the requirement ...