Hunan Wangkun Pipe Industry Co., Ltd.
                                                                                                           
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China Mirror Polished Stainless Steel Square Pipe 20x20mm to 200x200mm - ASTM 201/304/316L Welded Tube for sale

Mirror Polished Stainless Steel Square Pipe 20x20mm to 200x200mm - ASTM 201/304/316L Welded Tube

Price Negotiable
Price: Negotiable
MOQ: 100
Delivery Time: 7-40 days
Brand: WANGKUN PIPE
Product Description
Premium Mirror Polished Stainless Steel Square Tubes

High-quality ASTM 201, 304, 316L stainless steel square pipes with welded construction, available in sizes from 20×20mm to 200×200mm with thickness options from 0.1mm to 50mm.

Product Overview

Our mirror polished stainless steel square tubes offer exceptional durability and corrosion resistance for demanding industrial applications. Manufactured to strict quality standards including TP304, TP304L, TP316, and TP316L specifications.

Key Specifications
Parameter Specification
Available Grades Stainless Steel 201 / 304 / 304L / 316 / 316L
Outer Dimensions 20×20mm to 200×200mm (welded)
Thickness Range 0.1mm to 50mm (welded)
Surface Finish 2B, HL, Polished
Construction Type Welded
Maximum Length 5.8-6 meters (customizable)
Delivery Time 7-40 days
Industry Applications
Chemical processing equipment and piping systems
Pharmaceutical and biomedical manufacturing facilities
Petrochemical refineries and processing plants
Environmental protection and water treatment systems
Food processing equipment and sanitary applications
Aviation components and structural elements
Chemical fertilizer production facilities
Sewage disposal and desalination plants
Waste incineration and energy recovery systems
Quality Assurance

All stainless steel square tubes undergo rigorous quality inspections and are certified by TUV, SGS, BV, ABS, LR, and other recognized organizations. Backed by Trade Assurance After Sales Service warranty for complete customer confidence.

Packaging & Shipping

Available packaging options include bundles, nylon bags, wooden cases, or customized solutions to ensure optimal protection during transportation via air, sea, train, or truck.

Frequently Asked Questions
What materials are used in the stainless steel square tubes?
Manufactured from high-quality stainless steel grades including 201, 304, 304L, 316, and 316L for superior performance.
What dimensional options are available?
Available in welded pipe dimensions from 20×20mm to 200×200mm with thickness options from 0.1mm to 50mm, plus custom sizing capabilities.
Are these tubes suitable for outdoor applications?
Yes, the corrosion-resistant properties of stainless steel make these square tubes ideal for both indoor and outdoor use.
What maintenance is required?
Minimal maintenance required – occasional cleaning with mild detergent and cloth preserves the polished finish.
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Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Wangkun Pipe Industry Co., Ltd.
Location Add:Room 602, Building 2, Chaoshi Intelligent Industrial Park, No. 37 Xinyuan Road, Tianxin District, Changsha , Hunan Province, China
Contact Person Tan

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