High Quality API 5L ASTM A53/A106b Sch40 Gr B Seamless Square Steel Pipe 40mmx60mmx1.2mm Carbon Steel Rectangular Square Pipe

• Customization: Available
• After-sales Service: Acceptable for Third-Party Testing
• Warranty: 20 Years
• Model NO.: API 5L ASTM A53/A106B
• Standard: AISI, JIS, ASTM, DIN, BS, GB
• Certification: ABS, RoHS
• Technique: Cold Drawn
• Wall Thickness: Thin/Thick
• Surface Treatment: Color Coated/Galvanized/Coated/Polished
• Alloy: Non-alloy
• Delivery Time: 5-7 Working Days
• Steel Pipe Length: 3-12m or as Required
• Steel Pipe Thickness: 1.0-45mm
• MOQ: 1 Ton
• Transport Package: Standard Sea Shipping Package
• Specification: 150*150*8.0/140*140*5.0/140*140*7.0 etc
• Trademark: XINHE
• Origin: China
• HS Code: 7304192000
• Production Capacity: 6000 Tons/Month

Product Description

Product name	Carbon steel square tube/square steel pipe
Out diameter	20*20-400*400mm
Length	1m-12m or as per customers' requirement
Pipe end	1.Plain end
Surface	Black Painted/oiled or as per customers' requirement
Standard	ASTM/BS EN/DIN/GB/API
Material	Q195,Q235,Q345B,St37,St52,St35,SS400,S235JR,S355JR etc
Application	Steel Structure,Building Material,Scaffold Steel Pipe etc
echnology	ERW Tube
Usage	for Construction
Packing	Export standard packing or according to customers' requirement
Certificate	ISO9001,SGS,TUV,OHSAS18001,API-5L

Square tube(mm)	Rectangular tube(mm)	Wall Thickness(mm)		Square tube (mm)	Rectangular tube(mm)	Wall Thickness(mm)
19*19		1.0		40*135 50*140 60*130 75*125 40*150	50*150 60*140 80*120 100*100	1.5
		1.2				1.7
		1.3				2.0
		1.4				2.2
		1.5				2.5~5.0
		1.7				5.25~6.0
		2.0				6.5~9.75
20*20 25*25	20*30	1.0				11.5~16
		1.2		50*160 60*150 60*180 65*180 70*150 90*150 90*160 100*120 100*125 100*140	60*160 80*140 80*160 100*150 120*120 110*110 120*180 125*125	2.5
		1.3				2.75
		1.4				3.0~4.0
		1.5				4.25~4.75
		1.7				5.25~6.0
		1.8				6.5~7.75
		2.0				9.5~9.75
		2.2				10.5~11.75
		2.5~3.0				12.5~15.75
32*32 35*35 20*50	20*40 25*40 30*30 30*40	1.0				16~~30
		1.2		60*170 70*160 80*150 80*180 127*127	75*150 100*200 140*140 150*150 130*130	2.5
		1.3				2.75
		1.4				3.0~5.75
		1.5				7.5~9.75
		1.7				10.5~11.75
		1.8				12.5~15
		2.0		60*200 60*220 80*200 80*220 100*180 120*160 120*200	100*250 160*160 180*180 140*180 150*170 150*180 150*200	2.5
		2.2				2.75~3.25
		2.5~3.0				3.5~5.0
		3.5~3.75				5.25~7.75
20*60 20*80 25*65 30*70 35*60 38*38 45*45 39*49 25*70	25*50 30*50 30*60 40*40 40*50 40*60 50*50	1.2				9.5~11.75
		1.3				12.5~15.75
		1.4				16~~30
		1.5		100*350 125*250 130*250 135*135 140*240 150*220 225*225	100*300 150*250 200*200 200*250	2.75
		1.7				3.0~3.25
		1.8				3.5~9.75
		2.0				11.5~11.75
		2.2				12.5~14.75
		2.5~4.0				15.5~15.75
		4.25~5.0				16~~30
		5.25~5.75		100*400 130*300 150*350 200*280 220*220 200*350 250*350	150*300 200*300 250*250 180*300 200*400 300*300	3.5~4.0
		5.75~6.0				4.5~7.75
30*100 40*70 40*90 50*60 50*75 50*90 55*55 65*65	40*80 40*100 50*70 50*80 60*60 60*80 70*70	1.3				9.5~11.75
		1.4				12.5~14.75
		1.5				15.5~17.75
		1.7				4.75~11.75
		1.8				12.5~14.75
		2.0				15.5~17.75
		2.2		300*320 300*350	200*500 250*450 300*400 350*350	4.75~11.75
		2.5~4.0				12.5~14.75
		4.25~5.0				15.5~17.75
		5.25~5.75				18~~30
		5.75~6.0		200*450 250*400 250*500 300*450	200*600 280*280 300*500 350*400 400*400	4.5~5.75
40*120 40*140 50*110 50*120 50*125 70*100 85*85	50*100 60*90 60*100 60*120 75*75 80*80 80*100 90*90	1.3				6.5~11.75
		1.5				12.5~14.75
		1.7				15.5~17.75
		1.8				18~~30
		2.0		300*700 300*650 320*320	300*600 400*500 400*600 450*450 500*500	4.5~7.75
		2.2				9.5~9.75
		2.5~4.0				11.5~13.75
		4.25~5.0				14.5~15.75
		5.25~5.75				16.5~17.75
		7.5~9.75				18~~30

Carbon steel square tube is a common steel tube product, made of carbon steel material, and its shape is a square cross-section. Carbon steel square tube has a wide range of applications and uses in various industries. The following is a detailed introduction to the uses of carbon steel square tube.

1. Construction field: Carbon steel square tube is widely used in the construction field to build and reinforce the structure of buildings. For example, it is used for building frames, support columns, stair handrails, railings, etc.

2. Machinery manufacturing: Carbon steel square tube also has a wide range of uses in the field of machinery manufacturing. Carbon steel square tube can be used to manufacture conveying equipment, transmission shafts, cooling pipes, mechanical structures, etc. It has good rigidity and wear resistance and can meet the needs of mechanical equipment.

3. Pressure vessels: Carbon steel square tubes can also be used to manufacture various pressure vessels, such as boilers, oil storage tanks, compressed air storage tanks, etc.

4. Oil and gas transportation: Carbon steel square tube is widely used in the oil and gas transportation industry.




Packing Details: Export standard package, or as customers request.
                             The inner size of container is below:
                              20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high)
                              40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high)
                              40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high)

Delivery Details : 5-7 Working days, or according to the order quantity or upon negotiation.

Q:What the main products you can supply?

A:We are the professional factory in China for Stainles stee sheet/ Coils/ Tubes/ Profiles.

Q:What is your payment terms?

A:Commonly two payment term for new customers 

1 ) 30%T/T as deposit,70% balance against B/L copy. 2)100% Irrevocable L/C at sight.

Q:How about the samples? Is it free to extra fees?

A:Yes,we would like to suply the samples before order, if the samples from stock, it will be free, You only need to pay for shipping.

Q:Why choose our company ?

A:(1)We are specialized in this industry for more than 10 years
(2)We have complete production equipment and professional technical personnel
(3)We currently have partners in many countries and have rich export experience

Q: What's the MOQ ?

A: 1 Tons is ok