Draw Alloy Precision Steel Tube ASTM A106/A53 Large and Small
Diameter Mirror Finished Seamless Steel Pipe
Material | 10#,20#,45#,Q345,16Mn,15CrMo,30CrMo, 1Cr5Mo, 40Cr,42CrMo
S235JR,S355JR, ST37,ST42,ST52,ST35
A106,A53, A179, 1020,T5, 42CrMo4,25CrMo4, 4130,4140
15XM etc. |
Outer Diameter | 6-120mm |
Wall Thickness | 1-20mm |
Length | 1-12m or as customer's require |
Tolerance | ±0.1mm or as per customers' request |
Surface | Bright or oiled or black |
Chemical composition:
| Chemical composition, % |
| steel grade | C | Si | Mn | P | S | Cr | Ni | V | Al |
| ≤ | ≥ |
| 20# | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | 0.250 | 0.250 | / | / |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | 0.250 | 0.300 | / | / |
| Q345B | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.300 | 0.250 | 0.08 | / |
| Q345D | ≤0.2 | ≤0.5 | 1.00-1.60 | 0.030 | 0.030 | 0.250 | 0.250 | 0.150 | 0.015 |
| 25Mn | 0.22-0.29 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | / | / | / | / |
| 27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.035 | 0.035 | 0.300 | 0.300 | / | / |
| E355(ST52) | ≤0.22 | ≤0.55 | ≤1.6 | 0.025 | 0.025 | 0.250 | 0.250 | / | / |
| SAE1026 | 0.22-0.28 | 0.15-0.35 | 0.60-0.90 | 0.040 | 0.050 | / | / | / | / |
Commonly used materials are 10#, 20#, 35#, 45#, 20cr, 40Cr, 20CrMo,
16mn, 27simn, 304, 201, 310s, high quality carbon structural steel.
Precision tube characteristics
characteristic
1. Smaller outside diameter.
2. High precision can do small batch production.
3. The cold drawing product has high precision and good surface
quality.
4. The cross area of the steel pipe is more complex.
5. The steel pipe has better performance and the metal is dense.
Company information:
SHANDONG TONGMAO SPECIAL STEEL CO., LTD is located in Liaocheng
City ,Shandong Province, China. After more than 20 years of
efforts, it has grown from a family factory to a large company
combined production , trade , the development of new products and
services together .
The company mainly produces and sells a series of products such as
copper pipe , steel pipe,steel coil, steel plate,galvanized
products and aluminum products and so on.
Our company has established five platforms, including three
production plants and two processing plants. Also have our own
large warehouse , annual inventory of more than 50000 tons , more
than 2000 kinds of products. We have comprehensive inspection and
procurement to control the quality of finished products , and have
a professional inspection team to test each delivery of products.
We export to more than 40 countries, including Southeast Asia,
Turkey, Iran, Russia, Mexico, Brazil, India, Middle East and South
Africa.
FAQ:
1.Q:Are you a factory or trading company?
A: We are manufacturers and also do export trade.
2.Q:Where is your factory located?
A: Shandong Tongmao Special Steel Co., Ltd is located in Liaocheng.
3.Q:Can I get some samples?
A:Yes,We are pleased to provide you with samples of our products.
4.Q:How about your quality?
A:We serious control the quality from raw material to finished
pipes. quality.BV, ISO certificates and SGS test can be provided .
So please be assured that our goods is qualified.
5.Q: Price advantage ?
A: Our price is workable, and we are manufacturer then you can get
a competitive price.
6.Q: After sales service.
A: Quality are promised. Our company good reputation dues to the
quality and service.
