한국 강관 제조업체 | South Korea Steel Pipe Manufacturer

Alloy Steel Pipe Chemical

Material C Si Mn P S Mo Cr
  % % % % Max % Max
A335 Grade P5 Max 0.15 Max 0.50 0.30 - 0.60 0.025 0.025 0.450.65 4.006.00
A335 Grade P9 Max 0.15 0.25-1.00 0.30 - 0.60 0.025 0.025 0.90 - 1.10 8.00 - 10.00
A335 Grade P11 0.05 - 0.15 0.5 - 1.0 0.30 - 0.60 0.025 0.025 0.450.65 1.001.50
A335 Grade P12 0.05 - 0.15 0.50 - 1.00 0.30 - 0.60 0.025 0.025 0.44 - 0.65 1.00 - 1.50
A335 Grade P22 0.05 - 0.15 Max 0.50 0.30 - 0.60 0.025 0.025 0.871.13 1.902.60
A335 Grade P91 0.08 - 0.12 0.20 - 0.50 0.30 - 0.60 0.020 max 0.010 max 0.85 - 1.05 8.00 - 9.50