BIG CO.,LTD
Contact information
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 to welcome friends all over the world. We sincerely welcome you to contact us for further information.
Products:
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ASTM A335 Alloy Pipes | Specification: ASTM A335 is a ASTM standard specifies for High-Temperature Service. ASTM A335 pipe ordered to this specification shall be suitable... |
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ASTM A519 Alloy Pipes | Specification: ASTM A519- specification covers for several grades of carbon and alloy steel mechanical tubing, either hot-finished or cold-finishe... |
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ASTM A213 Alloy Pipes | Specification: ASTM A213M-09 Standard Specication for Seamless Ferritic and , Superheater, Heat-Exchanger Tubes. This standard is issued under the... |
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ASTM A333 Alloy Pipes | Specification: Standard Specification for Seamless and for Low-Temperature Service. ASTM A333 standard covers wall seamless and welded carbon and ... |
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AISI 4130 Steel Pipe | ASTM/ASME Standard Alloy Pipes AISI 4130 is a low alloy steel containing molybdenum and chromium as strengthening agents. The carbon content is nom... |
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AISI 4140 Steel Pipe | AISI 4140 is a chromium molybdenum alloy steel specification widely used in the oil and gas industry. Similar to grade AISI 4130 but with a slight... |
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EN10216 Alloy Pipes | for pressure purposes · EN 10216-1 Non-alloy steel tubes with specified room temperature properties · EN 10216-2 Non alloy and alloy... |
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DIN17175 Alloy Pipes | DIN 17175 is just a big class,and it has many classifivations. We mainly produce DIN 17175 ST35.8, DIN 17175 ST45.8, and 10CrMo910 steel pipes. Th... |
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GB Standard Alloy Pipes | GB/T8162 GB/T8163 GB3087 GB6479 GB9948 GB5310 GB/T17396 20G, 20MnG, 25MnG, 15MoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB, 10Cr9Mo1VNb Size (mm... |
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JIS Seamless Pipes & BS Seamless Pipes | Japanese Industrial Standards (JIS) and British Standard(BS)seamless pipes developed by the organization apply to a wide variety of industrial serv... |
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ASTM/AISI Standard Alloy Round Bar | Specifications · Grade: · Standard: AISI, ASTM, BS, DIN, GB, JIS · OD：10-500mm · Thickness: Max:800mm · Width:... |
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EN/DIN Standard Alloy Round Bar | Specifications · Grade: Alloy steel · Standard: AISI, ASTM, BS, DIN, GB, JIS · OD：10-500mm · Thickness: Max:800mm &mid... |
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GB Standard Alloy Round Bar | Specifications · Grade: Alloy steel · Standard: AISI, ASTM, BS, DIN, GB, JIS · OD：10-500mm · Thickness: Max:800mm &mid... |
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Alloy Round Bars | Specifications · Grade: Alloy steel · Standard: AISI, ASTM, BS, DIN, GB, JIS · OD：10-500mm · Thickness: Max:800mm &midd... |
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ASI 4130 Round BarI | AISI 4130 is a low alloy steel containing molybdenum and chromium as strengthening agents. The carbon content is nominally 0.30% and with this rel... |
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Round Bar AISI 4140 Steel Pipe | AISI 4140 is a chromium molybdenum specification widely used in the oil and gas industry. Similar to grade AISI 4130 but with a slightly higher ca... |
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Deephole Drilling/Boring/Honing | In order to reach the customer's requirements, we have expanded our Machining Services. We now specialize in other services such as Deep Hole Dril... |
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Oil Tools | Our Oil Tools was built with one goal in mind: to design, manufacture and supply the oil and gas industry with superior downhole completion soluti... |
