China OEM Big Size Carbon Steel Line Pipes - Low MOQ for Material Carbon Steel Construction Shs Specification 500×500 Square Steel Tube Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa Detail:
owing to excellent assistance, a variety of high quality products and solutions, aggressive costs and efficient delivery, we take pleasure in an excellent popularity amongst our customers. We are an energetic business with wide market for Low MOQ for Material Carbon Steel Construction Shs Specification 500x500 Square Steel Tube Youfa Brand the biggest manufacturer for carbon steel pipe, Standing still today and seeking into the longer term, we sincerely welcome customers all over the environment to cooperate with us.
owing to excellent assistance, a variety of high quality products and solutions, aggressive costs and efficient delivery, we take pleasure in an excellent popularity amongst our customers. We are an energetic business with wide market for 500x500 Square Steel Tube, steel construction shs 500x500 square steel tube, Steel Square Tube Material Specifications, We welcome an opportunity to do business with you and hope to have pleasure in attaching further details of our items. Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires you should do not hesitate to contact us.
| Product | Square and Rectangular Steel Pipe |
| Material | Carbon Steel |
| Grade | Q195 = S195 / A53 Grade A Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Grade B Grade C |
| Standard | DIN 2440, ISO 65, EN10219GB/T 6728JIS 3444 /3466
ASTM A53, A500, A36 |
| Surface | Bare/Natural BlackPaintedOiled with or without wrapped |
| Ends | Plain ends |
| Specification | OD: 20*20-500*500mm ; 20*40-300*500mmThickness: 1.0-30.0mmLength: 2-12m |
Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates
Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.
Product detail pictures:

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Our well-equipped facilities and great good quality regulate throughout all stages of manufacturing enables us to guarantee total buyer gratification for China OEM Big Size Carbon Steel Line Pipes - Low MOQ for Material Carbon Steel Construction Shs Specification 500×500 Square Steel Tube Youfa Brand the biggest manufacturer for carbon steel pipe – Youfa, The product will supply to all over the world, such as: Canada, New Orleans, Pakistan, With the spirit of "credit first, development through innovation, sincere cooperation and joint growth", our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our products in China!
It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.




