API 5CT 5L J55 K55 L80 N80 oil casing pipe for oil field
1) API Spec 5CT. 
2) J55, K55, N80, L80, P110 
3) NUE&EUE 
4) ISO 9001 quality system ` `
API Tubing and its coupling made and checked in the company are in full accordance with API Spec 5CT.In the mean time, the product was authorized to use API Spec 5 CT monogram.
The kinds of the tubing made in the company are as follows: 2 3/8in, 2 7/8in and 3 1/2in NU and EU tubing of J55, K55,N80 ,L80 and P110 steel grade. After upsetting, the tubing endures full-length heat treatments. The heat treatment procedure is controlled by computers. Tubing production capacity is 100,000 ton per year and the upsetting and heat treatment capacity is800,000 ton per year.
With a perfect management system for tubing quality, the company got ISO9001 quality system certificate from Classification Society of China and got ISO9001 quality system certificate from API.Tubing and its coupling is one of main products to be covered with the quality system. In the mean time, the product was also authorized to use API Spec 5 CT monogram. The product is stable and reliable in quality, characteristic data are in accordance with the requirement of API Spec 5 CT specification for Casing and Tubing and API Std.5B Specification for Machining, Measurement.

Technical specitications

Guangjin Stainless Steel Co., Ltd. is a sophisticated manufacturer of steel products. It's located in Wuxi, which is the biggest base of stainless steel products in China and is also near to Shanghai. We have many faithful clients in Europe, South America, Mid-East, India and etc. We have a wide range of stainless steel products. Other metal products are also available if customers require. The annual export volume is about 1000,000 tons. And we promised almost all inquiry will be dealed with within 3 hours. "Punctuality,Integrity, Humanization service" has always been the development principle that strictly adhered by our company and all stuff all the time.
At present, we have five finishing rolling production lines and two hot rolling production lines . Further more advanced automatic width control system (AWC), automatic thickness control system (AGC), bending roll system, work roll channeling roll system and other effective measures are adopted to guarantee product quality.Well-equipped production lines and advanced control systems work together to make sure all the stainless steel products we made are in line with the national standards.

Q: Do you provide free samples?
A: Yes, we can provide a free sample for testing,buyer should bear all the shipping costs.

Q:Do you accept small orders?
A:You don't need to worry about this problem, just consult
 
 Q: Do you accept the third party inspection?
A: Yes absolutely we accept.

Q: How could you guarantee your products?
A: Each piece of products is manufactured by certified workshops, inspected by Linxu piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.

Q:What are the advantages of your company?
A:
(1): Prime quality and reasonable price.
(2): Wide excellent experiences with after-sale service.
(3): Every process will be checked by responsible QC which insures every product's quality.
(4): Professional packing teams which keep every packing safely.
(5): Trial order can be done in one week.
(6): Samples can be provided as your requirements.

Q:What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance based on BL copy or LC at sight.

Q:How about our price?
A:Our price is very competitive because we are a factory.
Pls feel free to contact us if you are interested in our products.

Q:How long is your delivery time?
A:Different products have different delivery time.The products will be delivered as soon as possible on the basis of the quality assurance.Usually the delivery time is within 7 days after we received your deposit.

Please Please leave your enquiry in the message box at the bottom of the product page and click SEND, we will contact you as soon as possible !