Bildon Steel Bildon Steel

Hollow Section Steel Tube 4x4 square 200x200 square Hollow Section square Hollow Section Truss

Product Description

Steel Pipe Banner
Product Specification
Product name Square and Rectangular welded steel pipe (Hollow section)
Standard BS EN10219, JIS G3466, ASTM A500
Steel grade Q195, Q235, Q235B, St37-2, St52, SS400, STK500, ASTM A53, S235JR
Pipe end Plain end
Surface treatment Black bare, hot dip galvanized, pre galvanized
Application 1. Construction / building materials
2. Structure steel pipe
3. Solar structure component
4. Fence post
5. Greenhouse frame
Pipe length 2-12 m customized
Package 1. Big OD: in bulk
2. Small OD: packed by steel strips
3. Woven bag / Plastic bags
4. As per customer's option
Technic ERW
Inspection Chemical & mechanical testing, hydrostatic test, dimensional & visual inspection, Non-destructive inspection
Delivery term EXW, FOB, CFR, CIF
Payment term TT or LC at sight
Delivery time In stock: 5-7 days; No stock: >15 days based on quantity
Product Image 1 Product Image 2 Product Image 3
Black Square/Rectangular Tube & Galvanized Square/Rectangular Tube
Product Detail
Industrial Application
Frequently Asked Questions
What are your main products?
We supply seamless steel pipe, spiral steel pipe, ERW/LSAW steel pipe, and butt-weld pipe fitting flanges.
What materials are you specialized in?
We specialize in ASTM A106 GR.B/A53 GR.B, API 5L GR.B, DIN17175, EN10204, EN10216, including grades like ST45, ST35, X42-X60, Q345B, A234 WPB, SUS304/304L/316/316L and various alloys.
How is your product quality compared to the price?
All products strictly follow international standards. You can conduct tests independently or through third-party inspections. We aim to establish long-term relationships based on quality and mutual benefit.
What is the standard tolerance of thickness?
We produce pipes and fittings according to GB, API, ASME, and other standards. While the standard data allows ±10%, we typically maintain a tighter tolerance within +/- 6%-8%.
Can you supply samples?
We can provide parts of our samples for free, however, the customer is responsible for the mailing/shipping costs.
What are your delivery and payment terms?
We offer EXW, FOB, CFR, and CIF terms. Payment is accepted via TT or LC at sight, with delivery times ranging from 5-15 days depending on stock availability.

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