JIS G3441 718 Weld Overlay Cladding Seamless Stainless Steel Pipe
Application | Industry,oil And Gas | Grade | Nickel Base Alloy,Inconel 625 |
---|---|---|---|
Type | Nickel Pipe,Nickel Tube/pipe | Shape | Inconel Tube / Pipe |
Material | Inconel,Monel/Inconel/Incoloy/ Hastelloy/PH Stainless Steel,Inconel 600/UNS N06600 | Standard | Inconel600,EN,ASTM |
High Light | 718 weld overlay cladding ASME,weld overlay cladding Seamless ASME,cheonny JIS clad overlay |
High Quality Inconel Overlay Pipe JIS G3441 / Alloy Inconel 718 Seamless Stainless Steel Pipe
Production Information of Inconel Overlay Pipe
It is usually used to repair the worn and cracked parts. Surfacing can improve the service life of parts, use materials reasonably, improve product performance and reduce cost.
As an economic and rapid process method of material surface modification, surfacing is more and more widely used in the manufacturing and repair of parts in various industrial departments. In order to effectively play the role of the surfacing layer, we hope that the surfacing method has smaller base metal dilution, higher deposition speed and excellent surfacing layer performance, that is, high quality, high efficiency, low dilution rate surfacing technology
Typical Properties of Inconel 718
Typical properties of Inconel 718 are covered in the following table.
Property | Metric | Imperial |
Density | 8.19 g/cm3 | 0.296 lb/in3 |
Melting point | 1336 °C | 2437 °F |
Co-Efficient of Expansion | 13.0 µm/m.°C (20-100 °C) |
7.2x10-6 in/in.°F (70-212 °F) |
Modulus of rigidity | 77.2 kN/mm2 | 11197 ksi |
Modulus of elasticity | 204.9 kN/mm2 | 29719 ksi |
The most common problem in surfacing is cracking. The main methods to prevent cracking are as follows
1. Preheat before welding, control interlayer temperature and slow cooling after welding
2. Stress relief heat treatment after welding
3. Avoid multi-layer surfacing and use low hydrogen surfacing electrode
4. If necessary, build up the transition layer between the surfacing layer and the base metal (use the electrode with low carbon equivalent and high toughness)
Attention must be paid to butt welding:
1. According to the use requirements, reasonable selection of surfacing alloy
2. Reduce the dilution ratio of base metal as much as possible
3. Improve productivity
4. It is expected that the hardfacing metal and base metal have similar expansion coefficient and phase transformation temperature
Purpose of surfacing welding of Inconel Overlay Pipe:
1. Reduce costs
2. Extend service life
3. Reduce maintenance
4. Reduce spare parts
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A: Generally it is 5-10 days if the goods are in stock. or it is 25-35days if the goods are not in stock, it is according to quantity.
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A: Yes, we could offer the sample extra
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A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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