船用无缝钢管
船级社 Society 标准或用途 Standard or usage 钢级 Steel grade 化学成分 chemical composition, %
C Si Mn P S Cr Ni Cu Al Mo V P+S 德国船级社 GLR Non alloly GL-R 410 ≤ 0.21 ≤ 0.35 ≤1.40 ≤0.025 ≤0.020 - - - ≥0.020 - - - GB 18248 37Mn 0.34~0.40 0.10~0.30
1.35~1.65 ≤0.030 ≤0.030 ≤0.30 ≤0.30 ≤0.20 - - - ≤0.055
EN 10297 34CrMo4 0.30~0.37 ≤0.40 0.60~0.90 ≤0.035 ≤0.035 0.9~1.20 - - - 0.15 ~0.30 - - 挪威船级社 DNV for pressure ASTM A53/A53M A53B ≤ 0.30 - ≤1.20 ≤ 0.050 ≤ 0.045 ≤0.40 ≤0.40 ≤0.40 - ≤0.15 ≤0.08 - 美国船级社 ABS for pressure Grade 3 ≤0.30 - ≤1.20 ≤0.050 ≤0.045 ≤0.40 ≤0.40 ≤0.40 - ≤0.15 ≤0.08 - 法国船级社 BV for pressure 410HB ≤0.21 ≤0.35 0.40~1.20 ≤0.040 ≤0.040 - - - - - - - 英国船级社 LR for pressure 410 ≤0.21 ≤0.35 0.40~1.20 ≤0.045 ≤0.045 ≤0.25 ≤0.30 ≤0.30 - ≤0.10 - - 韩国船级社 KR for pressure RST138 ≤ 0.25 ≤ 0.35 0.30~0.90 ≤0.040 ≤0.040 - - - - - - - RST142 ≤0.30 0.30~1.00 ≤0.040 ≤0.040 - - - - - - - RST238 ≤0.25 0.10~0.35 0.30~1.10 ≤0.035 ≤0.035 - - - - - - - RST242 ≤0.30 0.30~1.40 - - - - - - - RST249 ≤0.33 0.30~1.50 - - - - - - - RST338 ≤ 0.25 0.30~0.90 - - - - - - - RST342 ≤ 0.30 0.30~1.00 - - - - - - - 日本船级社 NK for pressure grade 1 No3/ KSTPG 42 ≤ 0.30 ≤ 0.35 0.30~1.00 ≤ 0.040 ≤ 0.040 - - - - - - - 中国船级社 CCS for pressure 360 ≤ 0.17 ≤ 0.35 0.40~0.80 ≤ 0.040 ≤ 0.040 ≤0.25 ≤0.30 ≤0.30
≤0.10
410 ≤ 0.21 ≤ 0.35 0.40~1.20 ≤ 0.040 ≤ 0.040 ≤0.25 ≤0.30 ≤0.30
≤0.10
460 ≤ 0.22 ≤ 0.35 0.80~1.40 ≤ 0.040 ≤ 0.040 ≤0.25 ≤0.30 ≤0.30
≤0.10
490 ≤ 0.23 ≤ 0.35 0.80~1.50 ≤ 0.040 ≤ 0.040 ≤0.25 ≤0.30 ≤0.30
≤0.10