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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
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
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

以下为F型筒体(把管振大后)的硬度数值以作参考
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

宏观组织:以下为焊接处附近的宏观组织(金属流量及组织)
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
溶接部 1×100 溶接部 1×400
影响部 1×100 影响部 1×400
母材部 1×100 母材部 1×400