wrought stainless steel butt-welding fittings
锻制不锈钢对焊管件 Wrought stainless steel butt-welding fittings 锻钢对焊管件 Specification for high test wrought butt welding fittings ..
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wrought stainless steel butt-welding fittings
锻造不锈钢对焊配件
以上为机器翻译结果，长、整句建议使用 人工翻译 。