Cheap Price Q235 Q355 Ss400 Black Rectangular Carbon Steel Square Tube

• After-sales Service: Video Technical Support
• Warranty: 10 Years
• Type: Welded
• Model NO.: seamless tube / weld tube
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Galvanized
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Standard: En, ASTM, as, DIN
• Zinc Coating: Z30-275g
• Process: Cutting /
• Length: as Request
• Package: Bundle
• Tolerance: ±1%
• MOQ: 1 Ton
• Sample: Available
• Trade Term: EXW, Fob, CIF, CFR
• Wall Thickness: 1.4-14mm
• Shape: Round, Square, Rectangular, Oval, Angle, Flat
• Surface Finish: Black, Oiled, Painted, PE, Fbe, etc.
• Technical: Cold Rolled and Hot Rolled
• Payment: 30% Deposit +70% Balance Before Shipping
• Transport Package: Standard
• Specification: SGCC / SECC
• Trademark: BAOTAI
• Origin: China
• HS Code: 7907002000
• Production Capacity: 50000t/Week

Product Description

 

Is widely used in many fields all over the world. It can be used for petrochemical industry , waterworks, chemical
industry, electric power industry, agriculturalcity, city construction, building materials, gas delivery, fluid deliver, conduit
pipe.Are widely used in tap water engineering, petrochemical industry, chemical industry, electric power, agricultural
irrigation, urban construction and other fields. Can be used in low pressure fluid pipelines, oil and gas pipelines, steel
structures, beams, etc. 

Standard	API5L, ASTM A106 Gr.B, ASTM A53 Gr.B, ASTM A270, ASTM A249, ASTM A511,ASTM A778 ,ASTM GB5310-2009,GB3087-2008,GB6479-2013,GB9948-2013,GB/T8163-2008, GB8162-2008 JIS G3463,JIS G3119,JIS G3446,JIS G3218
Surface	Prime quality (bared, oiled, color paint, 3LPE, or other anti-corrosive treatment)
Application	Structure, Electric power transmission tower projects, Piling, Water, Oil & gas pipeline engineering, Mechanical industry, Municipal projects, Roads and its auxiliary facilities, etc.
Carbon steel round pipe/tube
Size	Outer Diameter	20MM-1219MM
	Wall Thickness	0.6MM-20MM
	Length	1M, 4M, 6M, 8M, 12M (accroding to the buyer's request)
Carbon steel square pipe/tube
Size	Outer Diameter	5mm-1000mm
	Wall Thickness	0.4mm-40mm
	Length	5800~12000mm or as customized
Carbon steel plate/sheet
Size	Wall Thickness	2mm-100mm
	Length	1000mm-12000mm
	Width	Plate:600-2250mm,  Coil:24-600mm

  

Size	OD	20*20-500*500MM
	Wall Thickness	0.6 mm-15mm
	Length	1-12M
Standard	ASTM A 500 Specification for Cold-Formed Welded and Seamless Carbon Steel Structural Tubing in Rounds and Shapes
	BS EN 10219-2 :2006  Cold formed welded structural hollow sections finegrain steels
Steel Grade	S235, S235JR, S235 G2H, S275, S275JR, S355JRH ,S355J2H
	St33, St37, St44, ST52
	JIS G3444 STK290,STK400,STK500,STK490,STK540
Steel material	Q195 → SS330,ST37,ST42
	Q235 → SS400,S235JR
	Q345 → S355JR,SS500,ST52+
Zinc Weight	40g,60g,80g,100g,120g,270g,400g,500g,550g
	7μm ,8μm, 15μm ,20μm ,40μm ,60μm,70μm,80μm
Usage	1)Low Pressure Liquid, Water, Gas, Oil, Line Pipe
	2)Construction , Structure
	3)Agriculture fence post , door pipe

FAQ

1. We're Gold Supplier. Evaluated by Made-In-China.

2. More than 10 years exprience.
3. Strict Quality Control and Inspection in every process.
4. Quick response to your inquiry. Timely communication and feedback. 
5. Samples could be provided.
6. Excellent production technology.
7. Strong production capacity. Fast delivery capacity. Quick supply capacity.

OUR ADVANTAGES ! 
1. We are a specialized manufacturer. Competitive price and quality from our own factory .
2. Best service with 24 hour's reply .
3. Flexible payment with T/T,L/C , etc .
4. Smooth production ability(1000tons/month).
5. Quick delivery and standard exporting package .