Introduction

BIG Co.,Ltd, located in Beijing, China. Which is 180km away from Xingang port. Our corporation is specialized in handling the business of Alloy steel products. We have more than 10-years experiences cooperated with many clients both from domestic and overseas, and has obtained consistently high praise from our customers since it was set up.
Our company is one of the leading supplier specializing in Alloy steel pipes and alloy round bars in China, focus on CrMo series CrMnMo series steel, such as AISI 4130 and 4140 is our hot-selling products. We have more advantages in heavy thickness seamless pipes, the thickness can up to 100mm . We can provide customers different specification standards e. g. ASTM A106, ASTM A335, ASTM A519, A213, A333, EN10216, EN17175 and etc. And we can order produce the pipes as customer's requirements even the quantity is a small one. By establishing a solid strategic cooperation relationship with our partners, we are integrating resources and optimizing efficiency. Our pipe business is dominating the global market day by day.
Other than steel pipes and steel bars, we are also capable of supplying a wide variety of pipeline accessories, machining steel parts according to drawings, etc. All that consists of our one-stop sales. The integrated sales & service ensures customers with various demands an easier access for purchasing management.
In the past years we have exported premium quality steel pipes, steel bars and machining parts to all over the world, such as Europe (France, Greek,Lithuania), South and North America (Chile, Argentina, Brazil,
American, Middle East countries Iran, Iraq, UAE, Syria, Jordan, Saudi Arabia), Africa (Mauritius, Kenya, South Africa, Egypt), and Southeast Asia, etc. The products are quite welcomed in these regions and our company enjoys a sound reputation globally.
The motto of the company is making high quality products to win the customers both from home and abroad and establishing honesty and credit ability

Lastest Products

Oil Tools

Deephole Drilling/Boring/Honing

Round Bar AISI 4140 Steel Pipe

ASI 4130 Round BarI

Alloy Round Bars

GB Standard Alloy Round Bar

EN/DIN Standard Alloy Round Bar

ASTM/AISI Standard Alloy Round Bar