DZ40 Seamless Drilling Steel Tube

DZ40 Seamless Drilling Steel Tube eliminates the internal stress to the greatest extent. The internal stress of DZ40 Seamless Drilling Steel Tube is mainly caused by the generation of a large number of dislocations inside the metal during the hot and cold deformation process. The accumulation of dislocations and mutual interference prevent the further progress of slippage. of. The existence of internal stress makes DZ40 Seamless Drilling Steel Tube poor in plasticity and large in brittleness. Only by eliminating the internal stress to the maximum extent can the plasticity and toughness of the Steel Pipe be significantly improved.

Q: Are you a manufacturer?
A: Yes , we are a Seamless Steel Pipe  manufacturer, We have own factory, which is located in Shandong,China. We have a leading power in producing and exporting hot rolled seamless steel pipe,cold rolled seamless steel pipe,cold drawn seamless steel pipe and Alloy Seamless Steel Pipe etc. We promise that we are what you are looking for. 
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.