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| Company Information | |||||
| Company Name | Liaocheng Tian Rui Steel Tube Limited Company | ||||
| Business Type: | Manufacture | ||||
| Product | Carbon and alloy seamless steel pipe | ||||
| Spec Description | |||||
| Outside Diameter for seamless | Wall Thickness | Outside Diameter for welded | |||
| 6m to 720mm | 1mm to 80mm | 1240mm( max) | |||
| Material and Standard | |||||
| Item | Chinese Standard | American Standard | German | Standard | |
| 1 | 10# | A53-A | St37 | DIN1626 | |
| A106-A | St37-2 | DIN17175 | |||
| A179-C | St35.8 | DIN17175 | |||
| 2 | 20# | ASTM A106-B | St45-8 | DIN17175 | |
| ASTM A53-B | St42-2 | DIN1626 | |||
| ASTM 178-C | St45-4 | DIN1629 | |||
| 3 | 45# | ASTM A1045 | CK45 | ||
| 4 | 16Mn | A210-C | St52.4 | DIN1629 | |
| St52 | DIN1629 | ||||
| 5 | 37Mn5 | J55 | |||
| Note | |||||
| 1 | Packing | Paint on the pipe and plastic covers at the ends | |||
| 2 | Payment | T/T and L/C | |||
We can produce honed pipe for customers, Standard according to the DIN 2391, GB, ASTM .
Material : St 52, St 37, 16Mn , Q345B
straightness accuracy : 0.35~0.5mm/m
|
situation |
cylinder diameter |
length |
straightness accuracy |
dimensional precision
|
endoporus roughness |
|
Cold rolledd |
30-100 |
≤12M |
0.3-1.0 |
H8-H10 |
0.4-1.6 |
|
Cold drawn |
30-250 |
≤12M |
H8-H10 |
0.8-1.6 |
|
|
honing |
40-500 |
≤12M |
1000 |
H8-H9 |
0.4-0.8 |
|
roll extrusion
|
40-400 |
≤7M |
H8 |
0.4 |
Liaocheng TianRui steel pipe co., LTD., covers an area of 60000 square meters, staff 1100 people. Annual sales of 330 million USD, annual export volume 220 million USD. The company mainly produces: steel tube, seamless steel pipe, square pipe, rectangular tube, stainless steel pipe, alloy pipe, welded pipe, spiral pipe,Tianrui is the biggest steel pipe production enterprise of liaocheng of shandong ,china.
The company is located in NO 68,liaocheng development zone. There are five production workshops, respectively, seamless carbon, alloy pipe production workshop, square / rectangular tube production workshop, stainless steel tube production workshop, and welded pipe, spiral pipe production workshop. Main material: St37, St52, St45, A53, A333, A106B, A35p92, A312, A335p91, C22, C45, APIJ55, 34 crmo, Q235, etc. Our company also can be customized for clients, special specifications, special material of seamless steel pipe, stainless steel pipe, square torque tube.
Tianrui always adhere to the "innovation and development" of the enterprise development strategy and "honesty is the base" win-win cooperation business purpose. "Innovation and development," the simple business philosophy. We think that business dealings is the basis of honesty and credit, business dealings purpose is to innovation for development. Welcome new and old customers come to my factory to negotiate the business and guidance.















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