Product introduction

Product features
1. Our company could manufacture ERW round steel pipe,LSAW round steel pipe,SSAW round steel pipe,JCOE steel pipe and so on.
2.Xinjiyuan company resorts more variety,large inventory,high quality,low price,short delivery time,good after-sales service and many other competitive advantages to become designated supplier of many large enterprises.
3.Xinjiyuan company has been focusing on the R &D, production and usage of steel pipe, with the spirit of ingenuity to create perfect products, constantly pursuing excellence, and providing a full range of steel pipe products and solutions for customers at home and abroad,we can customize them according to user's drawing size.We obtained more than 40 utility model patent technology.
4.Xinjiyuan company has total of production lines, preheaters, straightening machines and other professional production equipment and lab equipment more than 20 sets, has a physical laboratory and a chemical laboratory to guarantee products’ quality.
5.Xinjiyuan company's products have passed the TUV ISO9001:2015 quality management system certification, Lloyd's EU CE certification and Singapore FPC certification, and passed the factory certification of SGS, BV and other international quality testing institutions.

parameter
Product name Round Steel Pipe
Material A53 Gr.B,A36,ST52,ST35,ST42,ST45,X42,X46,X52,X60,X65X70
Standard API 5L,ASTM A106 Gr.B,ASTM A53 Gr.B,ASTM A179/A192,ASTM A513,ASTM A671,ASTM A672,BS EN 10217,BS EN10296,BS EN 39,BS6323,DIN
EN10217
Certificates ISO9001,FPC,CE
Application Liquid delivery,structure pipe,construction,petroleum cracking,oil pipe,gas pipe
Outer Diamete 15mm-1500mm
Package Loose package;Packaged in bundles(2Ton Max);bundled pipes with slings at the both end for easy loading and discharging;wooden
cases;waterproof woven bag
Wall Thickness SCH10,SCH20,SCH30,STD,SCH40,SCH60,SCH80,SCH100,SCH120,SCH160,XS,XXS
Length 1m,4m,6m,8m,12m according to buyer's request
Surface Treatment black paint,varnish,oil,galvanized,anti-corrosion coated
Marking Standard marking,or according to your request.Marking Method:Spray white paint
End Treatment Plain End/Bevelled End/Grooved End/Threaded End With Plastic Caps
Technique Hot Rolled or Cold Rolled ERW
Test Chemical Component Analysis,Mechanical Properties,Technical Properties,Exterior Size Inspection,hydraulic testing,X-ray Test

Product Image
application image
quality testing
Certificate
common problem
  • Q: are you a manufacturer of square tubes?
    A: we are a manufacturer with an inventory of 100000-150000 tons. We can also produce according to your order.
  • Q: what is the delivery time?
    Answer: 5-30 days after receiving T / T advance payment or LC date.
  • Q: do you provide samples? How can I get samples to check your quality? Is it free or extra?
    A: our company can provide samples. The samples are free. The customer only needs to bear the express fee. The express fee can be returned after the order is confirmed.
  • Q: what is the quality of your products?
    A: our products are manufactured in strict accordance with national and international standards. We test each steel pipe before delivery. If you want to view our quality certification and various test reports, please ask us.
  • Q: how can we trust you?
    A: a world-class production and service provider with 22 years of production and management experience, supports sample mailing and signing the contract. If the delivery time or product quality requirements in the contract are not met, you can apply for a refund.
Product features

Jinan Xin Jiyuan Special Section Tube Co., Ltd, founded in 2003, located in Jingshi West Road,Jinan Economic Development Zone, Changqing District, Jinan City, Shandong Province. Transportation is very convenient and it has a good business environment.

    Our company was established nearly 20 years, has been “focus” on the research and usage of steel products,and “concentrate” for creating platform and global promotion of square pipes and other special shaped steel pipes

    Our company is a senior member of cold-formed section steel branch of China Steel Structure Association and square tube branch of China Metal Material Circulation Association.We participated in the formulation of cold-formed steel industry standards in 2018. Won the title of "Profession, Precision, Particular, Pioneer" small and medium-sized enterprise in Jinan City in 2018; Won the title of "Profession, Precision, Particular, Pioneer" small and medium-sized enterprise in Shandong Province 2019; Selected into the first batch of competitive industrial product catalogue of Jinan City in 2019; Won A+ degree factory in the government’s yield benefit per unit area evaluation, and was rated as a national high-tech enterprise in 2020.

    Our company's products have passed the TUV ISO9001:2015 quality management system certification, Lloyd's EU CE certification and Singapore FPC certification, and passed the factory certification of SGS, BV and other international quality testing institutions. With high-quality products and services, we have become the designated supplier of many state-owned enterprises, central enterprises and listed companies. Our international business covers more than 50 countries and regions such as EU, North America, India and Southeast Asia etc.