Mega Supply Cangzhou: large diameter seamless steel pipe, seamless steel pipe spot, seamless stock

A wall thickness of 1.0 2.5 3.0 4.5 5.0 6.5 7.0 9.0 9.5 10.0 10.5 12.0 12.5 14.0 14.5 16.0 20.0 20.5- 18.5- 35.0- 24.0 25.0- 30.0 45.0 caliber 32-34-36 ● ● ● ● 38- 40-42-45 ● ● ● ● ● 48-50-51-54 ● ● ● ● ● 57-60-63-68 ● ● ● ● ● ● 70-73 ● ● ● ● ● 76-80-83 ● ● ● ● ● ● 89-95-102-114-121-127 ● ● ● ● ● ● ● ● 133-140-146 ● ● ● ● ● ● ● ● 152-159-168 ● ● ● ● ● ● ● ● ● ● 180-194-203-219 ● ● ● ● ● ● ● ● ● ● 245-273-299 ● ● ● ● ● ● ● ● ● 325-37-402-426-508-610-630-760-820 ● ● ● ● ● ● ● ● ●