• Black Hollow Square Iron Tube
  • Black Hollow Square Iron Tube
  • Black Hollow Square Iron Tube
  • Black Hollow Square Iron Tube
  • Black Hollow Square Iron Tube
  • Black Hollow Square Iron Tube

Black Hollow Square Iron Tube

Grade: Q235
Standard: ASTM
Certification: IS0
Transport Package: Standard Sea-Worthy Packing
Specification: SS400/SS540/S235/S275/S355/Q235/Q345/A36/A572
Samples:
US$ 10/Piece 1 Piece(Min.Order)
| Request Sample
Customization:
Diamond Member Since 2006

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company, Group Corporation

Basic Info.

Model NO.
SQUARE
HS Code
7216321000
Production Capacity
5000ton/Month

Product Description

Black Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron TubeBlack Hollow Square Iron Tube

 

Standard Grade Mechanical Property

(N/MM2) 

Tensile Strength

(N/MM2) Yield Strength

Percentage Elongation after 

Fracture

Impact Power
≤16 16~40 20ºC 0ºC -20ºC
(Chinese Standard) Q235B 370-500 ≥235 ≥225 ≥26 ≥27    
Q345B 470-630 ≥345 ≥325 ≥21 ≥34    
Q420B 520-680 ≥420 ≥400 ≥18 ≥34    
Q420C 520-680 ≥420 ≥400 ≥19   ≥34  
Q460C 550-720 ≥460 ≥440 ≥17   ≥34  
JIS Standard SS400 400-510 ≥245 ≥235 ≥23      
SS540 ≥540 ≥400 ≥390 ≥17      
EN Standard S235JR 360-510 ≥235 ≥225 ≥26 ≥27    
S235JO 360-510 ≥235 ≥225 ≥26   ≥27  
S235J2 360-510 ≥235 ≥225 ≥24     ≥27
S275JR 410-560 ≥275 ≥265 ≥23 ≥27    
S275JO 410-560 ≥275 ≥265 ≥23   ≥27  
S275J2 410-560 ≥275 ≥265 ≥21     ≥27
S355JR 470-630 ≥355 ≥345 ≥22      
S355JO 470-630 ≥355 ≥345 ≥22      
S355J2 470-630 ≥355 ≥345 ≥22      
(ASTM Standard) A36 400-550 ≥250 ≥250 ≥23      
A572-50 ≥450 ≥345 ≥345 ≥21      
A572-60 ≥520 ≥415 ≥415 ≥18      
shipbuilding A 400-520 ≥235 ≥235 ≥22      
B 400-520 ≥235 ≥235 ≥22   ≥27  
Black Hollow Square Iron Tube
Black Hollow Square Iron Tube
Black Hollow Square Iron TubeBlack Hollow Square Iron Tube
FAQ
Q: Where is your company ?
A: Our company located in Xiamen of China.

Q: How long is your delivery time?
A: Generally is 10-15 workingdays of goods in stock, or 20-30 days if goods are not in stock, it is according to quantitiy.

Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge.but the customers have to pay the sample courier cost.

Q: What is your terms of payment?
A: We supports L/C,D/A,D/P,T/T ,Paypal payments. We'll show you the photos of the products and packages before you pay the
balance.

Q. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.

Q: How do you make our business long-term and good relationship?
A: We keep good quality and competitive price to ensure our customers benefit.

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Diamond Member Since 2006

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company, Group Corporation
Management System Certification
ISO 9001, ISO 9000, ISO 14001, ISO 14000, FSC
Export Year
2000-01-01