Contact us

JIANGSU TIANCHENG GROUP LIMITED

Yaoguan Town, Changzhou City, Jiangsu Province,China

+86-519-88387662

+86-519-85121683

steel_tube

steeltube.china

Tiancheng_Group

josen_dong

info@tiancheng.org

GB 5310 Boiler Pipe-seamless pipe used for high pressure purposes

Publisher:TianchengTime:2018-07-08Number:75

GB 5310 Boiler Pipe-seamless pipe used for high pressure purposes.

GB 5310 seamless pipe's main application is high pressure pipeline tube in boiler project (superheater tubes, reheater tubes, windpipe), it is featured with high strength and high resistance to corrosive conditions.

Chemical Compositions(%) of GB 5310-2008

Steel gradeCSiMnPSCrMoCuNiV
20G0.17-0.240.17-0.370.35-0.65≤0.030≤0.030≤0.25≤0.15≤0.20≤0.25≤0.08
20MnG0.17-0.240.17-0.370.70-1.00≤0.030≤0.030≤0.25≤0.15≤0.20≤0.25≤0.08
25MnG0.18-0.240.17-0.370.80-1.10≤0.030≤0.030≤0.25≤0.15≤0.20≤0.25≤0.08
15CrMo0.12-0.180.17-0.370.40-0.70≤0.030≤0.0300.80-1.100.40-0.55≤0.20≤0.30
12Cr2MoG0.08-0.15≤0.500.40-0.70≤0.030≤0.0302.00-2.500.90-1.20≤0.20≤0.30
12Cr1MoV0.08-0.150.17-0.370.40-0.70≤0.030≤0.0300.90-1.200.25-0.35≤0.20≤0.300.15-0.30
12Cr2MoWVTiB0.08-0.150.45-0.750.45-0.65≤0.030≤0.0301.60-2.100.50-0.65≤0.20≤0.300.28-0.42
10Cr9Mo1VNb0.08-0.120.20-0.500.30-0.60≤0.020≤0.0108.00-9.500.85-1.05≤0.20≤0.400.18-0.25

Mechanical Properties of GB5310-2008

Steel GradeYield Strength (Mpa)Tensile Strength (Mpa)Elongation (%)
20G410-55024524
20MnG≥41524022
25MnG≥48527520
15MoG450-60027022
12CrMoG410-56020521
12Cr2MoG450-60028020
12Cr1MoVG470-64025521
12Cr2MoWVTib540-73534518
10Cr9Mo1VNb≥585≥415≥20


Please Login first And Comment,You are not a member Register for Account