... ALLOYS : NICKEL, NICKEL ALLOYS, DUPLEX, SUPER DUPLEX, TITANIUM, HASTALLOY, INCONEL, MONEL, SPECIAL METALS, ETC. ARE OUR SPECIALITY.5) SIZE range: ½” NB ... industry, environment protection, traffic, food industry, medical equipment.9) Standard: Seamless – ASTM A106, API 5L, ASTM A179, , ASTM A53, ASTM ... appreciated and treated with much importance at PHILIPS METAL INDUSTRIES. seamless carbon steel tube