Precision tube commonly used materials for 10 #, 20 #, 35 #, 45 #, 20CrMo quality carbon structural steel.
Precision tube standard: GB/T3639 GB/T8713 precision tube DIN2391-2 HK15-2000
Precision tube use: used to manufacture mechanical structures, hydraulic equipment, automotive parts, steel sleeves.
Precision tube weight calculation formula: [(outer diameter - wall thickness) * wall thickness] * 0.02466 = kg / meter (weight per meter)
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