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Brand Name : Hongbao
Model Number : HBHST-1
Certification : TS16949,DNV,PED,ISO,TUV,LR
Place of Origin : Jiangsu, China
MOQ : 1 ton
Price : Negotiable
Supply Ability : 30000MT per year
Delivery Time : within 50 days
Packaging Details : Original packaging according to the customers Export standard package in bundled or as required.
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 |
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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. |
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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
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Beveled End Hollow Metal Pipe High Precision EN10305-2 For Petroleum Cracking Images |