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Technical specification: Precise double copper welded steel pipe
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Dimension |
Size tolerance |
Mechanical Property |
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Pipe diameter x wall thickness mm
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OD tolerance mm |
Wall thickness tolerance mm |
Tensile strength mpa |
Yield strength
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Elongation |
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Φ3.18×0.5 |
±0.05 |
±0.05 |
≥290 |
≥180 |
≥28 |
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Φ3.18×0.7 |
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Φ4×0.5 |
±0.08 |
±0.08 |
≥25 |
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Φ4×0.7 |
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Φ4.76×0.5 |
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Φ4.76×0.7 |
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Φ6×0.65 |
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Φ6×0.7 |
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Φ8×0.7 |
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Product features: |
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◇With good mechanical property, convenient for subsequent processing and molding
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◇ With excellent surface coating performance, capable of galvanizing, chrome-plating, electrophoresis coating and spraying processing on the steel pipe surface.
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◇ With high inner surface cleanliness, suitable for refrigeration systems using 600a and 134a refrigerants |
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◇With good compression performance and fatigue resistance performance
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