產品種類

Product category

按材質分類：有 Q235 方管、Q345 方管、20# 方管、45# 方管、不銹鋼方管等。Q235 方管具有良好的可塑性和焊接性，廣泛應用于一般建筑結構和機械結構；Q345 方管強度較高，適用于對結構強度要求較高的場合；不銹鋼方管耐腐蝕性能強，常用于對耐腐蝕性有要求的環境，如食品加工、化工等行業。

Classified by material: Q235 square tube, Q345 square tube, 20 # square tube, 45 # square tube, stainless steel square tube, etc. Q235 square tube has good plasticity and weldability, and is widely used in general building structures and mechanical structures; Q345 square tube has high strength and is suitable for applications that require high structural strength; Stainless steel square tube has strong corrosion resistance and is commonly used in environments that require corrosion resistance, such as food processing, chemical industry, and other industries.

按生產工藝分類：有熱軋方管、冷拔方管、無縫方管等。熱軋方管是經熱軋成型工藝生產，具有較高的強度和較好的韌性，表面質量較好；冷拔方管是在冷態下通過拔制工藝生產，尺寸精度高，表面光潔度好；無縫方管是一種具有中空截面、周邊沒有接縫的長條鋼材，承壓能力強，適用于高壓流體輸送等場合。

Classified by production process: there are hot-rolled square tubes, cold drawn square tubes, seamless square tubes, etc. Hot rolled square tube is produced through hot rolling forming process, with high strength and good toughness, and good surface quality; Cold drawn square tubes are produced through drawing processes in a cold state, with high dimensional accuracy and good surface smoothness; Seamless square tube is a long strip of steel with a hollow cross-section and no seams around it. It has strong pressure bearing capacity and is suitable for high-pressure fluid transportation and other applications.

產品特點

Product Features

規格齊全：濟南方管廠家能生產各種規格的方管，從較小口徑到較大口徑，從薄壁到厚壁，滿足不同客戶的需求。例如濟南新紀元異型管業有限公司可生產 20×20 - 600×600mm 的方管，厚度為 1.5mm - 32.0mm。

Complete specifications: Jinan square tube manufacturers can produce various specifications of square tubes, from smaller to larger diameters, from thin-walled to thick walled, to meet the needs of different customers. For example, Jinan New Era Irregular Pipe Industry Co., Ltd. can produce square pipes of 20 × 20-600 × 600mm with a thickness of 1.5mm-32.0mm.

質量可靠：眾多廠家注重產品質量，采用先進的生產設備和工藝，嚴格執行質量標準。如濟南新紀元異型管業有限公司用人品打造產品，層層嚴格把控產品質量，嚴格執行 ISO9001、ISO9002 的質量標準。

Reliable quality: Many manufacturers focus on product quality, adopt advanced production equipment and processes, and strictly implement quality standards. Jinan New Era Special shaped Pipe Industry Co., Ltd. creates products with integrity, strictly controls product quality at all levels, and strictly implements the quality standards of ISO9001 and ISO9002.

性價比高：濟南的方管廠家憑借當地的資源優勢、規模效應和成熟的生產技術，有效控制成本，使產品具有較高的性價比，在市場上具有較強的競爭力。

High cost-effectiveness: Jinan's square tube manufacturers rely on local resource advantages, economies of scale, and mature production technology to effectively control costs, resulting in products with high cost-effectiveness and strong competitiveness in the market.

應用領域

application area 

建筑行業：用于建筑鋼結構、大型場館、會展中心、橋梁支架等，作為結構支撐部件，承擔建筑物的重量和外力。

Construction industry: used for building steel structures, large venues, exhibition centers, bridge supports, etc., as structural support components, to bear the weight and external forces of buildings.

機械制造：可用于制造機械設備的框架、支架等，如升降機械、立體車庫等，要求方管具有較高的強度和穩定性。

Mechanical manufacturing: can be used to manufacture frames, brackets, etc. for mechanical equipment, such as lifting machinery, three-dimensional garages, etc., requiring square tubes to have high strength and stability.

裝飾裝潢：在室內外裝飾裝修中，用于制作門窗框架、隔斷、裝飾線條等，不僅起到支撐作用，還具有美觀的效果。

Decoration: In indoor and outdoor decoration, it is used to make door and window frames, partitions, decorative lines, etc. It not only plays a supporting role, but also has a beautiful effect.

汽車工業：汽車制造中，方管可用于車身結構件、底盤部件等，有助于減輕車身重量，提高車輛的性能和安全性。

Automotive industry: In automobile manufacturing, square tubes can be used for body structural components, chassis components, etc., which helps reduce body weight, improve vehicle performance and safety.

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