Classification | Dimension | Gade | Standard | Application | |
OD(mm） | Wall Thickness（mm） | ||||
Structure pipe | 42～760 | 4～120 | 20#、35#、45#、Q345A/B/C/D、Q390、Q420、25Mn、27SiMn | GB/T 8162 | For general structure Mechanical pipe |
Vehicle pipe | 45～245 | 4～35 | 20Mn2、SAE1527、MZ410R、MZ530R、30Mn2、40Cr、45Mn2 | YB/T5035、 | Pipe for automobile axle and automobile half axle sleeve |
Pipe for pipe mould | DN200～DN1200 | 21CrMo10、21CrMo10-2 | Q/OHAD030、 | Centrifugal ductile iron pipe | |
Military tube | 42～760 | 4～120 | 30Cr、40Cr、35CrNi1MoA | Military tube | |
Pipe for geological drilling | 42～133 | 4～25 | DZ40、DZ55、STM-R780、DZ60 | Q/OHAD006、 | Drilling pipe |
GB/T 9808 、 | |||||
Pipe for hydraulic prop | 42～760 | 4～120 | 20#、35#、45#、27SiMn、30MnNbRE、30CrMnSi、30CrMnSiA | GB/T 17396、 | Make hydraulic equipment used in coal mine development, hydraulic cylinder and plunger for truck crane |
Pipe for fluid transmission | 42～760 | 4～120 | 20#、Q345、Q390 | GB/T 8163、 | Pipe for conveying fluid |
Seamless steel pipe- Chemical pipe
Execute GB / T 9948 and GB / T 6479, which are used for seamless steel pipes for pressure pipelines such as furnace tubes for petroleum and chemical industry, refining and chemical units, cracking units, hydrogen units and heat exchangers.
Type | Grade | Standard |
Petroleum cracking use tube | 20、12CrMo、15CrMo、12Cr2Mo、12Cr1MoV、12Cr5MoI、12Cr5MoNT、12Cr9MoI、12Cr9MoNT | GB/T 9948 |
High pressure fertilizer Use tube | 20、Q345B、Q345C、Q345D、Q345E、12CrMo、15CrMo、12Cr2Mo、12Cr5Mo、10MoWVNb | GB/T 6479 |
Seamless steel pipe - Boiler vessel steel tube | ||
Standard: GB/T 3087、GB/T 5310、DIN 17175、EN 10216、ASME SA-106/SA-106M、ASME SA-192/SA-192M、ASME SA-209/SA-209M、ASME SA-210/SA-210M、ASME SA-213/SA-213M、ASME SA-335/SA-335M、JIS G 3456、JIS G 3461、JIS G 3462 | ||
Used for heating surface of high-pressure boiler, economizer, header, superheater, reheater, pipe for petrochemical industry, etc. Products can be ordered according to user requirements. | ||
type | standard | Grades |
Seamless steel pipe for high pressure boiler | GB/T 5310 | 20G、25MnG、15MoG、15CrMoG、12Cr1MoVG、12Cr2MoG、15Ni1MnMoNbCu、10Cr9Mo1VNbN |
High temperature seamless carbon steel nominal pipe | ASME SA-106/ | B、C |
SA-106M | ||
High Pressure Vessel boiler tube | ASME SA-192/ | A192 |
SA-192M | ||
Seamless carbon molybdenum alloy steel tubes for boilers and Superheaters | ASME SA-209/ | T1、T1a、T1b |
SA-209M | ||
Seamless medium carbon tube for boiler and Superheater | ASME SA-210/ | A-1、C |
SA-210M | ||
Seamless Ferritic and austenitic alloy tubes for boilers, superheaters and heat exchangers | ASME SA-213/ | T2、T5、T11、T12、T22、T91 |
SA-213M | ||
Seamless Ferritic Alloy Steel nominal pipe for high temperature | ASME SA-335/ | P2、P5、P11、P12、P22、P36、P9、P91、P92 |
SA-335M | ||
heat-resistant steel Seamless steel pipe | DIN 17175 | St35.8、St45.8、15Mo3、13CrMo44、10CrMo910 |
Seamless steel pipe for pressure purposes | EN10216 | P195GH、P235GH、P265GH、13CrMo4-5、10CrMo9-10、15NiCuMoNb5-6-4、X10CrMoVNb9-1 |
Seamless steel pipe-Nuclear power pipe
Implement GB / T 24512.1, GB / T 24512.1, RCCM series and ASME series standards. Can produce outer diameter & le; 273mm nuclear grade 2 and 3 steel pipes are used for conventional main steam pipes and main water supply pipes. Products can be ordered according to user requirements.
types | Sizes | Grades | Standard | Application | |
OD（mm） | Wall Thickness(mm) | ||||
Seamless steel pipe for nuclear power station | 48 ~ 720 | 4.5 ~ 130 | HD245、HD245Cr | GB/T 24512.1 GB/T 24512.2 | Carbon steel and alloy steel seamless steel pipe for Nuclear island and conventional island of nuclear power plant |
HD265、HD265Cr | |||||
HD280、HD280Cr | |||||
HD12Cr2Mo | |||||
HD15Ni1MnMoNbCu | |||||
TUE250B | RCC-M | ||||
TU42C | |||||
TU48C | |||||
P280GH | |||||
SA106B/C | ASMESA106 | ||||
P11 | ASMESA335 | ||||
P22 | |||||
P36 | |||||
P91 | |||||
Seamless steel pipe- low temperature steel pipe
Standard: ASME SA-333M、GB/T18984. Seamless steel pipe for low temperature pressure vessel pipeline and low temperature heat exchanger pipeline.
Commodity name | standard | grades |
low temperature Seamless and stainless steel And Welded nominal pipe | ASME SA -333M | Gr.3、Gr.6、Gr.8 |
low temperature pipeline seamless steel tube | GB/T18984 | 16MnDG、06Ni3MoDG、06Ni9MoDG |
Tube for gas cylinder
Standard: GB/T 18248、GB/T 28884, It is used for manufacturing fire-fighting gas cylinders, industrial gas cylinders and vehicle mounted gas cylinders
Commodity Name | Standard | Grades |
Seamless steel pipe for gas cylinder | GB/T 18248 | 37Mn、34CrMo4、35CrMo、30CrMnSiA、30CrMo |
For large volume gas cylinder seamless steel tube | GB/T 28884 | 30CrMoE（4130X）、32CrMoE（4142） |
