Product Details
Place of Origin: Jiangsu, China
Brand Name: Hongbao
Certification: TS16949,DNV,PED,ISO,TUV,LR
Model Number: HBHST-1
Payment & Shipping Terms
Minimum Order Quantity: 1 ton
Price: Negotiable
Packaging Details: Original packaging according to the customers Export standard package in bundled or as required.
Delivery Time: within 50 days
Supply Ability: 30000MT per year
Brand:: |
Hongbao |
Certificate:: |
TS16949,DNV,PED,ISO,TUV,LR |
Material:: |
ST37.4,ST52.4,E235,E355,26MnB5,34MnB5 |
OD:: |
6-120mm |
Thickness:: |
0.5-15mm |
Processing:: |
Cold Drawn, Cold Rolled |
Brand:: |
Hongbao |
Certificate:: |
TS16949,DNV,PED,ISO,TUV,LR |
Material:: |
ST37.4,ST52.4,E235,E355,26MnB5,34MnB5 |
OD:: |
6-120mm |
Thickness:: |
0.5-15mm |
Processing:: |
Cold Drawn, Cold Rolled |
E155,E195,E235,E275,E355 EN10305-2 Hollow Steel Tube Welded Cold drawn Precision Steel Tubes
Description:
| End Shape |
Beveled end, plain end, vanished, or adding plastic caps to protect the two ends as per customer's requirements |
|
|
Surface Treatment |
Oiled, Galvanized, Phosphate etc | |
| Technique | Cold drawn & cold rolled | |
| Application | 1. Automotive and mechanical pipes | |
| 2. Petroleum cracking pipes | ||
| 3. High Pressure Boiler Pipe | ||
| 4. Low and middle pressure fluid transportation pipeline | ||
| 5. Chemical fertilizer equipment pipes | ||
| 6. Heat exchanger pipes | ||
|
Delivery Conditions |
1. BK (+C) | No heat treatment after last cold forming process. |
| 2. BKW (+LC) | After last heat treatment there is a light finishing pass (cold drawing) | |
| 3. BKS (+SR) | After the final cold forming process the tubes are stress relieve annealed. | |
| 4. GBK (+A) | After the final cold forming process the tubes are annealed in a controlled atmosphere. | |
| 5. NBK (+N) |
After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. |
|
| Package | 1. Bundle Packing. | |
| 2. Plain end or vanished as per customer's request. | ||
| 3. Wrapped in waterproof paper. | ||
| 4. Sackcloth with several steel strips. | ||
| 5. Pack in heavy tri-wall boxes. | ||
+C No heat treatment after the final cold drawig process
+LC After the final heat treatment there is a suitable drawing pass
+SR After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere
+A After the final cold drawing process the tubes are annealed in a controlled atmosphere
+N After the final cold drawing operation the tubes are normalized in a controlled atmosphere
Testing:
100% PMI,Spectro Chemical Aanlysis Test for Raw Material
100% Dimension & Visual Examination
100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT)
Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test
Straightness Test