China Square pipe supplier

Square pipe

Material of square pipe: Carbon steel ，aluminum and stainless steel

Size of square pipe: （length of a side15MM－500MM）OD×（0.6MM－12MM）WT×（3000－15000MM）LONG

Executive standard of square pipe: GB/T6728,GB/T3094.

Tolerance zone of square pipe: Within the scope of the standard

Usage temperature: less than or equal to 425℃

Applicable medium : water,,oil,steam,.

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Our company has passed the standard requirement of ISO9001:2008 in June,2010.In July,2010,approved by AQSIQ of the People's Republic of China,we obtained special equipment manufacturing certificate,No. TS2710的D03-2015 of the people's Republic of China. To insure the quality of our products, we have equipped perfect inspection facilities,such as imported OES(Optical Emission Spectrometer)，UT（Ultrasonic Testing）and ET(Eddy Current Flaw Testing),etc.We also own import-export operations right.Our products has been exported to Europe,Japan,Middle East,Southeast Asia and so forth.Stainless steel pipe of brand ZKV enjoys great reputation among customers at home and abroad.Our company can not only produce various standards of steel pipes,but also can have them nonstandard as customers’ requirements.As to our certificates,please refer to the certificate page on our website.

Square pipe

Square pipe

Item specifics

Minimum Order Quantity: 10 Metric Ton/Metric Tons

1.square steel pipe
2.thickness:5-37mm
3.length:6-12m
4.material:Q235,RST37-2,Q195,Q345B

OD(mm)	thickness(mm)	OD(mm)	thickness(mm)	OD(mm)	thickness(mm)
20*10	0.5-1.2	20*14	0.5-1.2	30*20	0.6-2
40*20	0.6-3	40*25	0.7-2.5	40*30	0.7-3
50*20	0.7-1.7	50*25	0.7-3	50*30	0.7-4
50*40	0.8-3	60*30	0.8-3	60*40	0.8-4
70*30	1.5-3	70*50	1.2-4	80*40	0.9-4
80*50	1.2-4	80*60	1.4-4	90*60	2-4
100*40	2-3	100*50	1-5	100*60	2-5
100*80	2-8	120*40	2-4	120*50	2-5
120*60	2-5	120*80	2-8	120*100	3-10
140*80	3-10	150*75	3-8	150*90	3-10
150*100	3-10	160*80	4-10	200*95	4-10
200*100	4-10	200*150	4-10	250*100	4-10
250*150	4-10	280*180	4-10	300*100	4-10
300*150	6-12	300*200	6-12	350*150	6-12
350*250	6-12	400*200	6-12	400*300	6-12
450*250	6-12	500*300	8-12