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Products
Air-condition compressor case
Introduction for welding steel pipe of the air conditioning compressor
Air conditioning compressor housing R & D since 2002, the Company's production of special steel pipe has been for 10 years. The Company's products have been issued by the State Intellectual Property Office "special steel pipe of the air conditioning compressor shell production process" invention patents and utility patents "air-conditioning compressor casing.
This product has been widely used in Daikin Air Conditioning, Midea Air Conditioning, Lingda (Gree), Samsung Air Conditioning, Guangzhou Hitachi, USA Emerson, Dalian Sanyo, Chunlan Air Conditioning, and other manufacturers of air conditioning compressor.
空调压缩机专用钢管质量指标
QB3201-TLX001-2010
Welding steel pipe for air-condition compressor of quality standard
QB3201-TLX001-2010
QB3201-TLX001-2010
Welding steel pipe for air-condition compressor of quality standard
QB3201-TLX001-2010
空调压缩机专用钢管
天龍鋼管熔接部檢定書
硬度分布:以下为1号-5号的焊接处旁边的硬度分布情况天龍鋼管熔接部檢定書
硬さ分布：以下はNo.1～5の溶接部近傍の硬さ分布ます。
| (mm) | 2.5 | 2.0 | 1.5 | 1.0 | 0.5 | -4 | 0.5 | 1.0 | 1.5 | 2.0 | 2.5 |
| No.1 | 144 | 135 | 141 | 140 | 145 | 155 | 147 | 157 | 142 | 148 | 154 |
| No.2 | 152 | 150 | 146 | 145 | 153 | 155 | 149 | 149 | 156 | 161 | 165 |
参考として、F型胴体材（管後）の硬さテ-タを示し ます
| 位置 | -15 | -14 | -4 | -3 | -2 | -1 | W | 1 | 2 | 3 | 4 | 14 | 15 |
| 150 | 150 | 152 | 156 | 157 | 161 | 155 | 153 | 160 | 158 | 156 | 155 | 157 |
マクロ组織：以下は溶接部近傍のマクロ组織（メルフロ-＆组織）
引张り試驗結果
| YS N/mm2 | TS N/mm2 | 伸び% | 参考虑 |
| 315 | 390 | 33 | Φ166.5×4.0 |
天龍鋼管（166.5×4.0)金屬橫斷面微小組織の表示図
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 |
| 溶接部 1×100 | 溶接部 1×400 |
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 |
| 影响部 1×100 | 影响部 1×400 |
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| 母材部 1×100 | 母材部 1×400 |