- Steel Sheets[10]
- Steel Wire[7]
- Steel Rebars[7]
- Steel Pipes[7]
- Steel H-Beams[7]
- Steel Wire Mesh[7]
- Cooling System[1]
- Air Conditioning System[1]
- Linear Bearings[1]
- Nails[4]
- Other Heat Insulation Materials[2]
- Contact Person : Ms. Gao Cynthia
- Company Name : Tianjin Zhengdetian Iron & Steel Trading Co., Ltd.
- Tel : 86-22-26818688
- Fax : 86-22-26612877
- Address : Tianjin,Tianjin,Industrial Zone for SME's Investment, Tiedong Road
- Country/Region : China
- Zip : 300400
structure pipe
Our products has been widly used in petroleum, chemical industry, mechnical industry, vessel,boiler and electric power and so on, it win opinion by many customers.our products scope is:OD:21-219mm,wall thick:1-30mm.Leading products:Structural seamless steel tube:GB/T8162-2008;transportation fluid seamless steel tube:GB/T8163-2008.seamless steel pipe for boiler :GB3087-1999, high pressure seamless steel pipe for boiler: GB5310-1995; Specialised seamless steel pipe for petroleum : API5L,API5CT and so on.At the same time, we can produce steel tube according to foreign standard, such as ASTMA53,A106,A179,A192 DIN1629,DIN17175,API5LandJIS,ENstandard.our main material is 10#,20#,45#,16MN, 37Mn5,ST45.8,ST35.8,ST37.
So far,we have already exported our products to RUSSIA,JAPAN,INDIA AND IRAN,and we are trying to explore the abroad market with full efforts.By good quanlity and competitive price, it is very popular in the market.
Standard | Grade | Chemical Composition(%) | Mechanical Propertise | ||||||||
C | Si | Mn | P | S | Cr | Mo | Tensile Strength(Mpa) | YieldStrength(Mpa) | Elongation % | ||
St35.8 | ≤0.17 | 0.10-0.35 | 0.40-0.80 | ≤0.030 | ≤0.25 | / | / | 360-480 | ≥235 | ≥25 | |
St45.8 | ≤0.21 | 0.10-0.35 | 0.40-1.20 | ≤0.030 | ≤0.25 | / | / | 410-530 | ≥225 | ≥21 | |
15Mo3 | 0.12-0.20 | 0.10-0.35 | 0.40-0.80 | ≤0.030 | ≤0.25 | / | 0.25-0.35 | 450-600 | ≥270 | ≥20 | |
13CrMo44 | 0.10-0.18 | 0.10-0.35 | 0.04-0.70 | ≤0.030 | ≤0.25 | 0.70-1.10 | 0.45-0.65 | 440-590 | ≥290 | ≥20 | |
10CrMo910 | 0.08-0.15 | ≤0.50 | 0.04-0.70 | ≤0.035 | ≤0.25 | 2.00-2.50 | 0.90-1.20 | 450-600 | ≥280 | ≥18 |
structure pipe