标准: 
GB3087 —— 中国国家标准
GB5310 —— 中国国家标准
ASME SA210 —— 美国锅炉及压力容器规范
ASME SA213 —— 美国锅炉及压力容器规范
DIN17175 —— 联邦德国工业标准
用途: 
用于低中压锅炉(工作压力一般不大于5.88Mpa,工作温度在450℃以下)的受热面管子;用于高压锅炉(工作压力一般在9.8Mpa以上,工作温度在450℃~650℃之间)的受热面管子、省煤器、过热器、再热器、石化工业用管等。
主要生产钢管牌号: 
10、20、20G、20MnG、25MnG、15CrMoG、12Cr2MoG、12Cr1MoVG、12Cr2MoWVTiB、10Cr9Mo1VNb、SA210A1、SA210C、SA213 T11、SA213 T12、SA213 T22、SA213 T23、SA213 T91、SA213 T92、ST45.8/Ⅲ、15Mo3、13CrMo44、10CrMo910等
尺寸公差: 
	
		
			| 
					钢管种类 
				 | 
					外径(D) 
				 | 
					壁厚(S) 
				 | 
		
			| 
					冷拔管
				 | 
					钢管外径(mm)
				 | 
					允许偏差(mm)
				 | 
					钢管壁厚(mm)
				 | 
					允许偏差(mm)
				 | 
		
			| 
					>30~50
				 | 
					±0.3
				 | 
					>3~20
				 | 
					±10%
				 | 
	
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
				 | 
					/
				 | 
	
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 | SA213T11 | 0.05~0.15 | 0.50~1.0 | 0.30~0.60 | ≤0.030 | ≤0.030 | 1.00~1.50 | 0.50~1.00 |  |  |  |  |  |  |  |  | 
		
			| SA213T12 | 0.05~0.15 | ≤0.50 | 0.30~0.61 | ≤0.030 | ≤0.030 | 0.80~1.25 | 0.44~0.65 |  |  |  |  |  |  |  |  | 
		
			| SA213T22 | 0.05~0.15 | ≤0.50 | 0.30~0.60 | ≤0.030 | ≤0.010 | 1.90~2.60 | 0.87~1.13 |  |  |  |  |  |  |  |  | 
		
			| SA213T23 | 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 | B 0.0005~0.006 | 0.02~0.08 | ≤0.040 | 
		
			| SA213T91 | 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 | 
		
			| SA213T92 | 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 0.0001~0.006 | 0.04~0.09 | 0.03~0.07 | 
		
			| DIN 17175 | ST45.8/ Ⅲ | ≤0.21 | 0.10~0.35 | ≤0.040 | ≤0.040 |  |  |  |  |  |  |  |  |  |  |  | 
		
			| 15Mo3 | 0.12~0.20 | 0.10~0.35 | ≤0.035 | ≤0.035 |  | 0.25~0.35 |  |  |  |  |  |  |  |  |  | 
		
			| 13CrMo44 | 0.10~0.18 | 0.10~0.35 | ≤0.035 | ≤0.035 | 0.70~1.10 | 0.45~0.65 |  |  |  |  |  |  |  |  |  | 
		
			| 10CrMo910 | 0.08~0.15 | ≤0.50 | ≤0.025 | ≤0.020 | 2.00~2.50 | 0.90~1.10 | ≤0.30 | ≤0.30 |  | ≤0.015 |  |  |  |  |  | 
	
