China Hollow Black Iron Q235 Welded Square Steel Pipe for sale

Hollow Black Iron Q235 Welded Square Steel Pipe

Price Negotiable

Price: Negotiable

MOQ: Negotiable

Delivery Time: Negotiable

Brand: KW

Product Description

Basic Info.

Trademark

HYT

Transport Package

Snakeskin Bag/Wooden Carton

Specification

OD: 6mm-325mm, WT: 0.5mm-25mm

Origin

China

HS Code

7304900000

Customer Question & Answer

Shape:
Hollow Sections: Square, Rectangular, Round, Triangular, Hexagonal, Eliptical Hollow sections
Scaffolding

Usage:		Quality Standard:		Steel Grade:
Hollow Sections	Construction: Hall Structure, Sea Trestle, Airport Structure, Shipbuilding, Security Door Frames, Garage Doors, Strengthening Liners of Steel Doors and Windows, Indoor Partition Walls, Cable Bridge Structures and Expressway Safety Guards, Balustrade, Decorating, Residential, Ornamental Pipes	Hollow Sections	GB/T 13793 Longitudinal electric resistance welded steel tubes	GB/T 13793, GB/T 6728, GB 15831: Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08
	Automotive Parts:Motorcar Case,Car and Bus Manufacture, Vehicles		GB/T 6728 Cold formed steel hollow sections for general structure--Dimensions,shapes,weight and permissible deviations	EN 10210, EN 10219, BS 1387: S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44,ST52
	Agriculture: Agricultural Equipment		ASTM A500 Cold Formed Welded and Seamless Carbon Steel Steel Structural Tubing in Round and Shapes	ASTM A500, ASTM A 53: Gr. A, Gr B, Gr C, Gr.D, DC01, DC03, 1008, 1010
	Industry:Machinery,Solar Stent, Offshore Oil Field, Mine Equipment		ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless	JIS G 3466: SS330, SS440, SS490, SPHD, SPHE
	Electromechanical Hardware, , heavy engineering, Mining and Resources, Process Engineering, Materials Handling,Mechanical Parts		EN 10210 Hot finished structural hollow sections of non-alloy and fine grain structural steels
	Traffic:Walking Rails, Roll-up Doors, Guardrail, Plaza Structure, Signage, Road Furniture, Fencing		EN 10219 Cold formed welded structural hollow sections of non-alloy and fine grain steels
	Logistics Storage: Supermarket Shelves, Containers, Transport Industries, Commercial Construction		JIS G 3466 Carbon steel Square for general structural purposes
	Other: Sports Apparatus, Leisure Equipment, Furniture, School Furniture		BS 1387 Steel Tubes for use for Water, Gas, Air and Steam BS 6323 PART5 SEAMLESS AND WELDED STEEL TUBES FOR AUTOMOBILE MECHANICAL AND GENERAL ENGINEER PURPOSE
Scaffolding Tube	Material Storage Racks, Pallets, Hydraulic Platforms, Trusses, Columns, Purlins, Greenhouse Stands Towers		IS : 1161 Steel Tubes For Structural purpose and Electric poles. IS : 3601 Steel tubes for mechanical & general engineering purposes. IS : 3074 Steel tubes for Automobile purpose. IS : 4923 Steel tubes for Hollow sections used in structures
			DIN 1626 WELDED CIRCULAR TUBES OF NON ALLOY STEELS WITH SPECIAL QUALITY EQUIREMENTS DIN 2394 WELDED AND SIZED PRECISION STEEL TUBES
		Scaffolding Tube	GB 15831 Steel tube scaffold couplers EN 39 Loose steel tubes for tube and coupler scaffolds BS 1139 Metal scaffolding

Process:	Raw Material	End
ERW, HFW	Hot Rolled Steel Coil (HRC) , Cold Rolled Steel Coil (CRC), Pre-pained Galvanized Steel Strip	Square cut, Burr removed
Surface	Heat Treatment	Packing
Lightly oiled, Hot dip galvanized, Electro galvanized, Black	Bright Annealed, Black Annealed	Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips

Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield
strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection.