L80 steel pipe--L80 oil pipe according to American Petroleum Institute standard APISPEC5CT, casing steel grades H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95 , P-110, Q-125, a total of 10 kinds. Oil casing is an important equipment for oil drilling, and its main equipment also includes drill pipe, core pipe and casing, drill collar and steel pipe for small-diameter drilling. The domestic casing is made of hot-rolled or cold-drawn steel for geological drilling, and the steel grade is represented by "geological" (DZ). Mainly used for oil well drilling.

Q: Are you a manufacturer?
A: Yes, we are steel pipe manufacturer, we have our own factory, located in Shandong, China.
Q:Can we visit your factory ?
A:Warmly welcome once we have your schedule we will pick you up .
Q: Do you have quality control?
A: Yes, we can accept BV, SGS third inspection .
Q: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-35 days if the goods are not in stock, it is according to quantity.
Q:How can we get the offer?
A:Please offer the specification of the product,such as material,size,shape,etc.So we can give the best offer.
Q:Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.
Q: How do you make our business long-term and good relationship ?
A: 1.We keep good quality and competitive price to ensure our customers' benefit.
2.We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.