国标20G高压锅炉管与美标高压钢管对比力学性能：

国标20G高压锅炉管与美标高压钢管对比力学性能：

标准 牌号 抗拉强度(MPa) 屈服强度(MPa) 伸长率(%) 硬度

GB3087 10 335～475 ≥195 ≥24 /

20 410～550 ≥245 ≥20 /

GB5310 20G 410～550 ≥245 ≥24 /

20MnG ≥415 ≥240 ≥22 /

25MnG ≥485 ≥275 ≥20 /

15CrMoG 440～640 ≥235 ≥21 /

12Cr2MoG 450～600 ≥280 ≥20 /

12Cr1MoVG 470～640 ≥255 ≥21 /

12Cr2MoWVTiB 540～735 ≥345 ≥18 /

10Cr9Mo1VNb ≥585 ≥415 ≥20 /

ASME SA210 SA210A-1 ≥415 ≥255 ≥30 ≤143HB

SA210C ≥485 ≥275 ≥30 ≤179HB

ASME SA213 SA213 T11 ≥415 ≥205 ≥30 ≤163HB

SA213 T12 ≥415 ≥220 ≥30 ≤163HB

SA213 T22 ≥415 ≥205 ≥30 ≤163HB

SA213 T23 ≥510 ≥400 ≥20 ≤220HB

SA213 T91 ≥585 ≥415 ≥20 ≤250HB

SA213 T92 ≥620 ≥440 ≥20 ≤250HB

DIN17175 ST45.8/Ⅲ 410～530 ≥255 ≥21 /

15Mo3 450～600 ≥270 ≥22 /

13CrMo44 440～590 ≥290 ≥22 /

10CrMo910 480～630 ≥280 ≥20 /

国标20G高压锅炉管与美标高压钢管对比化学成分:

标准 牌号 化学成分(%)

C Si Mn P S Cr Mo Cu Ni V Al W Ti Nb N

GB3087 10 0.07～0.13 0.17～0.37 0.38～0.65 ≤0.030 ≤0.030 0.3～0.65 / ≤0.25 ≤0.30 / /

20 0.17～0.23 0.17～0.37 0.38～0.65 ≤0.030 ≤0.030 0.3～0.65 / ≤0.25 ≤0.30 / /

GB5310 20G 0.17～0.24 0.17～0.37 0.35～0.65 ≤0.030 ≤0.030 ≤0.25 ≤0.15 ≤0.20 ≤0.25 ≤0.08

20MnG 0.17～0.24 0.17～0.37 0.70～1.00 ≤0.030 ≤0.030 ≤0.25 ≤0.15 ≤0.20 ≤0.25 ≤0.08

25MnG 0.18～0.24 0.17～0.37 0.80～1.10 ≤0.030 ≤0.030 ≤0.25 ≤0.15 ≤0.20 ≤0.25 ≤0.08

15CrMo 0.12～0.18 0.17～0.37 0.40～0.70 ≤0.030 ≤0.030 0.80～1.10 0.40～0.55 ≤0.20 ≤0.30

12Cr2MoG 0.08～0.15 ≤0.50 0.40～0.70 ≤0.030 ≤0.030 2.00～2.50 0.90～1.20 ≤0.20 ≤0.30

12Cr1MoV 0.08～0.15 0.17～0.37 0.40～0.70 ≤0.030 ≤0.030 0.90～1.20 0.25～0.35 ≤0.20 ≤0.30 0.15～0.30

12Cr2MoWVTiB 0.08～0.15 0.45～0.75 0.45～0.65 ≤0.030 ≤0.030 1.60～2.10 0.50～0.65 ≤0.20 ≤0.30 0.28～0.42 0.30～0.55 0.08～0.15 B 0.002～0.008

10Cr9Mo1VNb 0.08～0.12 0.20～0.50 0.30～0.60 ≤0.020 ≤0.010 8.00～9.50 0.85～1.05 ≤0.20 ≤0.40 0.18～0.25 ≤0.015 0.06～0.10 0.03～0.07

ASME SA210 SA210A-1 0.13～0.19 ≥0.1 0.45～0.65 ≤0.030 ≤0.030

SA210C 0.18～0.24 ≥0.1 0.80～1.10 ≤0.030 ≤0.030

ASME SA213 SA213 T11 0.05～0.15 0.50～1.0 0.30～0.60 ≤0.030 ≤0.030 1.00～1.50 0.50～1.00

SA213 T12 0.05～0.15 ≤0.50 0.30～0.61 ≤0.030 ≤0.030 0.80～1.25 0.44～0.65

SA213 T22 0.05～0.15 ≤0.50 0.30～0.60 ≤0.030 ≤0.010 1.90～2.60 0.87～1.13

SA213 T23 0.04～0.10 ≤0.50 0.10～0.60 ≤0.030 ≤0.030 1.90～2.60 0.05～0.30 ≤0.030 1.45～1.75 B0.0005～0.006 0.02～0.08 ≤0.040

SA213 T91 0.08～0.12 0.20～0.50 0.30～0.60 ≤0.020 ≤0.010 8.00～9.50 0.85～1.05 ≤0.40 0.18～0.25 ≤0.015 0.06～0.10 0.03～0.07

SA213 T92 0.07～0.13 ≤0.50 0.30～0.60 ≤0.020 ≤0.010 8.50～9.50 0.30～0.60 ≤0.40 0.15～0.25 ≤0.015 1.50～2.00 B 0.001～0.006 0.04～0.09 0.03～0.07

DIN 17175 ST45.8/Ⅲ ≤0.21 0.10～0.35 0.40～1.20 ≤0.040 ≤0.040

15Mo3 0.12～0.20 0.10～0.35 0.40～0.80 ≤0.035 ≤0.035 0.25～0.35

13CrMo44 0.10～0.18 0.10～0.35 0.40～0.70 ≤0.035 ≤0.035 0.70～1.10 0.45～0.65

10CrMo910 0.08～0.15 ≤0.50 0.30～0.70 ≤0.025 ≤0.020 2.00～2.50 0.90～1.10 ≤0.30 ≤0.30 ≤0.015

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