PDF《12Cr2MoG alloy steel pipe》

Sunny Steel Enterprise Ltd.

Collect Steel pipe and fitting Resources Http://www.sunnysteel.com E-mail: [email protected] Page:1 of 12Cr2MoG alloy steel pipe.docx 12Cr2MoG alloy steel pipe The 12Cr2MoG alloy steel pipes are use for low and medium pressure boiler (working pressure is generally not more than 5.88Mpa, working temperature below

450 ℃) heating surface tubes;

for high-pressure boiler (working pressure is generally more than 9.8Mpa, working temperature of

450 ℃ -650between ℃) heating surface tubes, economizer, superheater, reheater, petrochemical industrial tubes. 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 Tag: 12Cr2MoG, Boiler steel pipe, Alloy steel tube, GB 5310- 2008, High Pressure Boiler Seamless Steel Pipe, 12Cr2MoG alloy steel pipe Application for high-pressure boiler (working pressure is generally more than 9.8Mpa, working temperature of

450 ℃ -650between ℃) heating surface tubes, economizer, superheater, reheater, petrochemical industrial tubes. Sunny Steel Enterprise Ltd. Collect Steel pipe and fitting Resources Http://www.sunnysteel.com E-mail: [email protected] Page:2 of 12Cr2MoG alloy steel pipe.docx Chemical Compositions (%) of 12Cr2MoG Elements Data Carbon 0.08-0.15 Silicon ≤0.50 Manganese 0.40-0.70 Phosphorus(max) ≤0.030 Sulfur(max) ≤0.030 Chromium 2.00-2.50 Molybdenum 0.90-1.20 Cuprum(max) ≤0.20 Nickel(max) ≤0.30 Mechanical Properties of 12Cr2MoG Yield Strength (Mpa) 450-600 Tensile Strength (Mpa)

280 Elongation (%)

20 Sunny Steel Enterprise Ltd. Collect Steel pipe and fitting Resources Http://www.sunnysteel.com E-mail: [email protected] Page:3 of 12Cr2MoG alloy steel pipe.docx The W.T. tolerance of 12Cr2MoG W.T.(S) Tolerance of W.T.

20 D