公制 mm 管径(英) INCH 管径(公制) mm 壁厚 mm 备注 10S φ17.1×1.65 3/8" φ17.1 1.65 40S φ17.1×2.31 3/8" φ17.1 2.31 80S φ17.1×3.20 3/8" φ17.1 3.20 STD φ17.1×2.31 3/8" φ17.1 2.31 40 φ17.1×2.31 3/8" φ17.1 2.31 XS φ17.1×3.20 3/8" φ17.1 3.20 80 φ17.1×3.20 3/8" φ17.1 3.20 5S φ21.3×1.65 1/2" φ21.3 1.65 10S φ21.3×2.11 1/2" φ21.3 2.11 40S φ21.3×2.77 1/2" φ21.3 2.77 80S φ21.3×3.73 1/2" φ21.3 3.73 STD φ21.3×2.77 1/2" φ21.3 2
国家 标准号 牌号 C Si Mn P S Cr 中国 GB/T14976- 94 00Cr19Ni10 ≤0.030 ≤1.00 ≤2.00 ≤0.035 ≤0.030 18.00~ 20.00 ASTMA312/A3 12M-95a TP304L ≤0.035 ≤0.75 ≤2.00 ≤0.040 ≤0.030 18.00~ 20.00 ASTMA376/A3 176M-93 TP304LN ≤0.035 ≤0.75 ≤2.00 ≤0.040 ≤0.030 18.00~ 20.00 JISG3447-97 SUS304LTBS ≤0.030 ≤1.00 ≤2.00 ≤0.040 ≤0.030 18.00~ 20.00 JISG3459-97 SUS304LTP ≤0.030 ≤1.00 ≤2.00 ≤0.040 ≤0.030 18.00~ 20.00 DIN17456-85 X2CrN
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