Our main products include : structural tube , automobile axle casing , cylinder sleeves , cylinder tubes, axle tubes , geological drilling pipe , ship pipe. Since the product has a good quality inner and outer surfaces , the chemical composition of the small fluctuation range , the advantages of high purity steel , widely praised by users .
· Structural tube :
Execution GB/T8162 standards. For general engineering structures, mechanical structure with seamless steel tubes .
Material: 10 ﹑ ﹑ 15 , 20, 35 , 45, 25 20Mn 25Mn ﹑ ﹑ Q235 (ABCD)-Q345 (ABCDE) -460 (ABCDE) ﹑ ﹑ 27SiMn 45Mn2 40Mn2 ﹑ ﹑ ﹑ 20Mn2B 45MnB 40MnB ﹑ ﹑ ﹑ 38CrSi 20-50Cr 12CrMo 15CrMo ﹑ ﹑ ﹑ ﹑ 42CrMo12CrMoV 35CrMo 20CrMo ﹑ ﹑ ﹑ 38CrMoAl 12Cr1MoV 12CrMoV ﹑ ﹑ ﹑ 20CrMn 50CrVA 30CrMnSi ﹑ ﹑ ﹑ 20CrMnSi 20-30CrMnTi 35CrMnSiA ﹑ ﹑ ﹑ 12CrNi2 12Cr2Ni4 12CrNi3 ﹑ ﹑ ﹑ 42CrNiMoVA 40CrNiMoA
· Hydraulic prop tube:
Hydraulic prop tube is mainly used for hydraulic equipment used in the production of coal mine opened , truck crane used hydraulic cylinders , piston , etc., which demand maximum hydraulic pillar seamless . User requirements hydraulic prop tube with good use of security and reliability. Tianjin Pipe hydraulic prop tube produced with the chemical composition of the small fluctuation range , low content of harmful elements , high steel purity , good internal and external surface quality, high geometry precision, stable performance . Hydraulic prop tube to meet the user made use of safety, reliability requirements.
· Oil cracking tube :
Implementation of GB9948 and ASME SA-213 standard , used in petroleum, refinery furnace tubes, heat exchanger tubes and seamless steel pipes .
· High-pressure chemical fertilizer tube:
Implementation of GB6479 standards. Equipment and piping for high pressure seamless steel pipe for chemical fertilizer .
· Automobile axle casing :
Execution YB/T5035 standards. For the manufacture of automobile axle casing and the drive axle axle shaft tubes of high-quality carbon structural steel and alloy steel hot-rolled seamless steel tubes.
· Cylinder sleeve :
For cylinder liners .
· Cylinder sleeve :
For hydraulic and pneumatic steel tube processing.
· Axle tube:
Axle tube with structure.
· Geological drilling pipe :
Execution YB/T5052 standard for geological drilling .
· Ship tube:
Execution GB/T5312 standards , manufacturing marine boilers , superheater and resistance to pressure piping system used .
Variety
Specification
Standard
OD mm
Wall thickness mm
Structural tube
48-1200
5.1-50
GB/T8162 agreement
Hydraulic prop tube
48-457
6-65
GB/T17396 agreement
Petroleum cracking tube
48-457
6-28
GB9948ASMESA213 agreement
High pressure chemical fertilizer pipe
32-457
4.5-40
GB6479 agreement
Automobile axle casing
76-121
10-35
YB/T5035 agreement
Cylinder sleeve
114-170
7-26
Agreement
Cylinder tube
48-700
6-35
Agreement
Axle tube
127-178
6-25
Agreement
Geological drilling pipe
46-168
4-10
YB/T5052 agreement
Ships tube
114-273
5-18
GB/T5312 agreement
Note : OD 457-1200MM of thermal expansion
