Looking for large-diameter stainless steel square tube? We are a professional stainless steel tube manufacturer in China offering OEM/ODM square tubing solutions with durable quality, precise dimensions, and competitive factory pricing. Customize size, grade, and surface finish today.
Our large-diameter stainless steel square tubes are designed to meet the demands of heavy-duty structural applications. Produced with precision engineering and using high-quality stainless steel grades like 304, 316, and 430, these tubes offer exceptional strength, uniform shape, and resistance to corrosion. We provide OEM and ODM services to tailor size, wall thickness, surface finish, and alloy composition according to your project needs.
Item | Detalhes |
Nome do produto | Stainless Steel Pipe, Stainless Pipe, SS Pipe |
Padrão | GB, AISI, ASTM,ASME,DIN, EN, JIS |
Graus disponíveis | Série 200: 201, 202300: TP304, 304L, 304H, 316, 316L, 316H, 316Ti, 317, 317L, 310S, 310H, 321, 321H, 347, 347HSligas especiais: 904L, S31254 (254SMO)Série 400: 409, 410S, 416, 420, 430, 439, 440, 444, 446Duplex e outros: 2205, 2507, S31803, S32205, S32750, S32760, 253MA |
Processo | Laminados a quente, laminados a frio |
Tamanhos | Thickness: 0.24–3mm, Outer diameter: 8–219mm, Length: 1–6m (according to customer’s request) |
Tratamento de superfície | NO.1, 2B, NO.4, BA, HL, Espelho |
Inspeção | SGS, TUV, BV, ABS, LR, etc. |
Aplicação | Petróleo e gás, petróleo, navios, construção naval, tratamento de águas e proteção ambiental, etc. |
Acabamento | Descrição | Espessura típica (mm) | Larguras disponíveis (mm) |
2B | Brilho cinzento liso e refletor. Mais utilizado. | 0.55 | 914, 1219 |
BA | Acabamento espelhado recozido e brilhante. | 0.70 | 914, 1219 |
DP | Escovado, não refletor, fácil de limpar. | 0.90 | 750, 914, 1219 |
RH | Acabamento escalonado e laminado a quente. | 1.20 | 750-1500 |
N.º 1 | Superfície branca e decapada após laminagem a quente. | 1.50 | 914, 1219, 1500 |
HL | Acabamento de polimento linear contínuo. | 1.60 | 914, 1219, 1500 |
N.º 4 | Polido com grão 150-180. | 2.00 | 914, 1219, 1500 |
N.º 8 | Acabamento espelhado, altamente refletor. | 2.50 | 914, 1219, 1500 |
We offer a wide range of custom styles for large-diameter stainless steel square tubes. Common shapes include square, rectangular, and round tubes, with options for seamless or welded construction. Customers can also request brushed, mirror-polished, or pickled finishes, along with customized dimensions and thicknesses. We support production of non-standard profiles such as oval, hexagonal, or decorative tubing upon request.