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{"title":"China Black Surface Treatment Seamless Square Steel Pipe 30*30-500*500 for","imgUrl":"https:\/\/img.chinax.com\/nimg\/3a\/1b\/dd8d4123867ed58b6ca2022440eb-200x200-1\/china_black_surface_treatment_seamless_square_steel_pipe_30_2a30_500_2a500_for.jpg","attrs":{"Minimum Order Quantity":"10 Tons per size","Price":"US $653-987 \/ Ton","Surface Treatment":"Black","Section Shape":"Square"}}
{"title":"Factory Supply S235JR S355JR Square Tube with Black Surface Treatment Size 40*40","imgUrl":"https:\/\/img.chinax.com\/nimg\/96\/b7\/b1955810c8622d5473f345668afd-200x200-1\/factory_supply_s235jr_s355jr_square_tube_with_black_surface_treatment_size_40_2a40_500_2a500.jpg","attrs":{"Minimum Order Quantity":"50 Tons","Price":"US $650-1,250 \/ Ton","Section Shape":"Square","Size Range":"40*40 - 500*500"}}
{"title":"S355JR Carbon Steel Seamless Square Tube with Black Surface Treatment in 30*30","imgUrl":"https:\/\/img.chinax.com\/nimg\/d1\/ef\/b47b514f844a1c5f6fd437deec8f-200x200-1\/s355jr_carbon_steel_seamless_square_tube_with_black_surface_treatment_in_30_2a30_500_2a500_sizes.jpg","attrs":{"Minimum Order Quantity":"50 Tons","Price":"US $650-1,250 \/ Ton","Section Shape":"Square","Size Range":"30*30-500*500"}}
{"title":"Black Surface Galvanized Square Steel Tube 30*30-500*500 for Construction and","imgUrl":"https:\/\/img.chinax.com\/nimg\/44\/e5\/70415462ddb53481afb82e500ab1-200x200-1\/black_surface_galvanized_square_steel_tube_30_2a30_500_2a500_for_construction_and_machinery.jpg","attrs":{"Minimum Order Quantity":"50 Tons","Price":"US $651-985 \/ Ton","Section Shape":"Square","Size Range":"30*30-500*500"}}
{"title":"Low Carbon Seamless Square Steel Pipe with Black Surface Treatment and 30*30-500","imgUrl":"https:\/\/img.chinax.com\/nimg\/ca\/5d\/e7e879193fd877bb13615e5373a8-200x200-1\/low_carbon_seamless_square_steel_pipe_with_black_surface_treatment_and_30_2a30_500_2a500_size_range.jpg","attrs":{"Minimum Order Quantity":"50 Tons","Price":"US $652-986 \/ Ton","Surface Treatment":"Black","Section Shape":"Square"}}
{"title":"Black Surface Treatment Square Steel Tube 10*10 to 400*400 Size Range Factory","imgUrl":"https:\/\/img.chinax.com\/nimg\/13\/74\/feb5c75461aaa1380c96c199cd8c-200x200-1\/black_surface_treatment_square_steel_tube_10_2a10_to_400_2a400_size_range_factory_direct_supply.jpg","attrs":{"Minimum Order Quantity":"10 Tons per size","Price":"US $654-988 \/ Ton","Section Shape":"Square","Size Range":"10*10 to 400*400"}}
{"title":"High Quality Galvanized Black Surface Square and Rectangular Steel Tubes 30*30","imgUrl":"https:\/\/img.chinax.com\/nimg\/f6\/93\/0ce46d54a0b461b6ab8c69d91027-200x200-1\/high_quality_galvanized_black_surface_square_and_rectangular_steel_tubes_30_2a30_500_2a500.jpg","attrs":{"Minimum Order Quantity":"50 Tons","Price":"US $655-989 \/ Ton","Surface Treatment":"Black","Section Shape":"Square"}}
Black Square Steel Pipe - Seamless & Galvanized Options
Comprehensive range of square steel tubes including seamless black iron and galvanized varieties for industrial applications.
Product Specifications
Product Type
Size Range
Thickness
Length
Round Pipe
OD10mm - 1000mm
4mm - 30mm
Custom Lengths
Square Pipe
10mm×10mm - 1000mm×1000mm
1.2mm - 30.0mm
6M Standard
Rectangle Pipe
20mm×40mm - 400mm×700mm
1.2mm - 30.0mm
6M Standard
L/T/Z Window Section
28mm/38mm
0.5mm - 1.5mm
Custom Lengths
Technical Details
Materials: A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140, etc.
Surface Treatment: Black, galvanized, or painted finishes
Packing: Export standard packing (bundles, seaworthy package, container shipment)
Delivery Port: Shanghai, China
Lead Time: Within 30 days after receiving original L/C or deposit
MOQ: 10 Tons per size
Production Capacity: 10,000MT per month
Applications
Widely used in structural applications, motorbike and automobile manufacturing, ornamental uses, medical equipment, sports equipment, and home furniture.
Standard Size Specifications
Comprehensive size range available with 6M standard length or custom lengths:
Strategic partnerships with major steel manufacturers ensure lowest market prices. Advanced management systems maintain operational efficiency and cost-effectiveness.
Quality Assurance
Professional quality control from procurement to sales. Continuous tracking of steel mill quality ensures reliable products. Quick resolution of quality concerns with satisfactory outcomes.
Comprehensive Service
24-hour distribution service with multiple transport options. Complete steel product catalog with numerous varieties. Simplified ordering process via telephone, telex, internet, and remote ordering systems.
Main Markets: Europe, America, Africa, Southeast Asia
We welcome both existing and new customers to contact us for negotiations and business communications.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...
