GB3639-2008 NBK/GBK cold finished seamless steel tube and pipe

More information about the products:

1.Sizes: OD 15-80mm Thickness:1-12mm. We are speclizing in the production of small diameter steel pipe all the time.

2.Technique:seamless, cold drawn and cold rolled

3.Material:DIN st35, st45, st52, ASTM SAE1010, SAE1020 or GB 10#, 20#, 45#, Q345

4.Standard:DIN2391, EN10305-1, GB 3639-2008 and ASTM A519

5.Delivery condition:BK, NBK(+N), GBK(+A) NBK and GBK need a controlled atmisphere for the final process.

6.Equipment:We have one set anaerobic annealing furnaces at present.

7.Price:It will be best when the quantity can reach one full container.

8.Usage:The products are mainly used for auto part and machine part.

Basic Information:

Product:seamless steel pipe

Number of Employee:201-300 people

Length:3-11.8m  5.8m is best length for 20'comtainer and 11.8m is best for 40'container

Test: eddy current test or ultrasonic test is necessary.                       

Management certification:TS16949/ISO 9001-2008

1. Packaging:

1). Plastic film and woven bag bundling:

2). Wooden case packing:

3. Plastic caps on two ends.

2. Shipping:

1).20feet container load 20-25tons pipe whose length is under 5.8m

2).40feet container load 20-25tons pipe whose length is under 11.8m

3).We will consider bulk cargo when the goods is more than 200 tons to save freight fee for our customers

1. Any of your questions will be answered within 24 hours!

2. Designed service:Because our products are mainly made-to-order, we can develop new product according to the customer's requirement.

3. Sample service:

1.Hebei province gold mysterious pipe co., ltd is located at Pangkou industrial park, Gaoyang county, Baoding city, Hebei province, China.

2. Certificate:

ISO9001:2008

Q1. Our company is manufacturer or trade company?

Our company is a professional manufacturer and our factory is about 70,000square meter.

Q2. What is MOQ?

Generally, MOQ for every size of pipe is 5tons. However, we can also accept a 1ton trial order in the first business.

Q3. How to ensure the production time?

1). Our production department must comply with production plan strictly.

2). Both merchandiser and related salesman must track the product all the time and inform the customer latest information in time if any change.

Q4. Our price is competitive or not?

We have been adjusting the price of the pipe according to the changes for the price of material and cost of labor in time.

Meanwhile, we will offer more discount to the customer according to the order quantity.