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Smls pipe type
Smls pipe type

Seamless steel tube grade


TypesGradesStandardUses
Alloy tube12Cr1MoV、P22(10CrMo910)
T91、P91、P9、T9、WB36、Cr5Mo(P5、STFA25、T5)、
15CrMo(P11、P12、STFA22)、
13CrMo44、Cr5Mo、15CrMo、25CrMo、30CrMo、40CrMo		DIN17175-79
JISG3467-88
JISG3458-88GB5310-95
GB9948-88
ASTMA335/A335m
ASTMA213/A213m		Seamless steel pipe for high temperature, low temperature and corrosion resistance in petroleum, chemical, electric power and boiler industries
Casing pipeJ55　　N80API SPEC  5CTOil well oil pipe, coupling material pipe
High pressure boiler tube20G、A106c
ST45.8/3		GB5310-95
ASTMA106-99
DIN17175-79		Heat-resistant seamless steel pipe for high-pressure boiler
Low pressure boiler tube10、20GB3087-1999Low and medium pressure boilers, tubes for overheating, boiling water pipes, locomotives
Petroleum cracking tube20
12CrMo
15CrMo		GB9948-88Seamless pipe for furnace tube, heat exchange tube and pipeline of petroleum refining plant
Fertilizer equipment high pressure seamless pipe20、16Mn、Q345GB6479-2000Fertilizer equipment
Hydraulic pillar tube27SiMnGB/T17396-1998Hydraulic support
Marine pipe410GB/T5312-1999Manufacture of special pressure tube, boiler and superheater tube for ships
Line pipeGr.bAPIOil and gas industry, conveying gas, water, oil
Fluid pipe20、Q345GB/T8163-1999Fluid transport
Structure tube10、20、35、45、 16Mn Q345BGB/T8162-1999General structure
Precision pipeSt35、St37.4(10#) St45(20#)St55(35#) Ck45(45#)
St52(16Mn)CH8Ni9Ti 35Cr0		GB/T3639-2000DIN2391Precision steel pipes used in other fields such as automobiles, motorcycles, construction machinery, jacks, power tools and sports equipment


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