Carbon Stell Seamless Pipes NKK Carbon Steel Seamless Pipes Material: Carbon Steel – Black (Galvanized on demand)Wall Thickness: Sch 40 Sch 80 (above on demand)Size Range: ½” to 12” (above on demand)Standards: ASTM A53, API 5L Grade B, (others on demand)Application: Steam, Water, Gas, Oil & Air pipelinesOrigin: China INTERPIPE Carbon Steel Seamless Pipes Material: Carbon Steel – Black (Galvanized on demand) Wall Thickness: Sch 40 Sch 80 (above on demand) Size Range: ½” to 12” (above on demand) Standards: ASTM A53, API 5L Grade B, (others on demand) Application: Steam, Water, Gas, Oil & Air pipelines Origin: Ukraine