لوله های فولادی بدون درز

Standards

GB3087 —— China national standards

GB5310 —— China national standards

ASME SA106 —— American Boiler and Pressure Vessel norms

ASME SA333 —— American Boiler and Pressure Vessel norms

ASME SA335 —— American Boiler and Pressure Vessel norms

DIN17175 —— German industry standards

EN10216-2 —— European pressure piping standards

:Uses

For the low and medium pressure boiler and steam header pipes; for the high-pressure boiler
and steam pipes, and the petrochemical industry pipes

Steel pipes No. of main production

10、20、20G、20MnG、25MnG、15CrMoG、12Cr2MoG、12Cr1MoVG、10Cr9Mo1VNb、SA106B
SA106C、SA333Ⅰ、SA333Ⅵ、SA335 P5、SA335 P11、SA335 P12、SA335P22、SA335 P91
SA335 P92、ST45.8/Ⅲ、15Mo3、13CrMo44、10CrMo910、15NiCuMoNb5-6-4

Seamless steel pipes in large calibers for gas cylinders

:Standards

GB18248 —— China national standards

Q/321088HGB3 —— Enterprise standards of Jiangsu Chengde Steel pipe Co., Ltd

ASTM A519 —— American Materials and Testing institution standards

:Uses

For the Seamless steel pipes in large calibers for gas cylinders

:Steel pipes No. of main production

4130X

Seamless steel pipes for highpressure chemical fertilizer processing equipment

:Standards

GB6479 —— China national standards

:Uses
For the Seamless steel pipes for highpressure chemical fertilizer processing equipment
:Steel pipes No. of main production
10、20、16Mn、10MoWVNb、15CrMo、1Cr5Mo、12 Cr2Mo ect

Ps:The residual element content of 10 is Ni≤0.25％、Cr≤0.15％、Cu≤0.20％
The residual element content of 20 is Ni≤0.25％、Cr≤0.25％、Cu≤0.20％、Mo≤0.15％、V≤0.08％
The residual element content of other is Ni≤0.30％、Cr≤0.30％、Cu≤0.20％

Seamless steel pipes for cracking of petroleum

:Standards
GB9948 —— China national standards

:Uses
For the Seamless steel pipes for petroleum, refinery furnace pipe and heat exchangers

:Steel pipes No. of main production
10、20、15CrMo、1Cr2Mo、1Cr5Mo ect

Seamless steel pipes for structures

:Standards

GB/T8162 —— China national standards
ASTM A53 —— American Materials and Testing institution standards
ASME SA53 —— American Boiler and Pressure Vessel norms

:Uses
For the seamless steel pipes for containers, equipment, pipe, mechanical structures

:Steel pipes No. of main production
10、20、35、45、Q345、15CrMo、12Cr1MoV、A53A、A53B、SA53A、SA53B ect

Seamless steel pipes for transmission of fluids

:Standards
GB/T8163 —— China national standards
 

Uses:For the seamless steel pipes for transmission of fluids
 

:Steel pipes No. of main production
10、20、Q345 ect

Seamless steel pipes of ships

:Standards
China Classification Society materials and welding specifications - China Classification Society（CCS）
Det Norske Veritas (DNV) specification - Det Norske Veritas (DNV)
Lloyd's Register (LR) specification - British Lloyd's Register (LR)
Germany Lloyd's Register (GL) specification - Germany Lloyd's Register (GL)
American Bureau of Shipping (ABS) specification - American Bureau of Shipping (ABS)
France Classification Societies (BV) specification - France Classification Societies (BV)
Italy Classification Societies (RINA) specification - Italy Classification Societies (RINA)
Japan Classification Societies (NK) specification - Japan Classification Societies (NK)
GB/T5312 —— China national standards

Uses:For marine boiler and superheater and Ⅰ, Ⅱ-pressure piping systems with seamless steel pipe

:Steel pipes No. of main production
320、360、410、460、490 ect