Non-destructive Testing of ERW Straight Seam Steel Pipe
1. Basic requirements for the appearance of ERW straight seam steel pipe welds
Before the non-destructive testing of straight seam steel pipes(ERW pipe), the appearance inspection of welds should meet...
What are the Inspection Methods of ERW Welded Pipe?
In order to protect the quality of the ERW welded pipe we produce, we will conduct quality inspection on each welded pipe produced. So what are the inspection methods for welded pipe? Today we will fo...
ASTM A179 Seamless Steel Pipe
ASTM A179 is an American standard, cold drawn seamless low carbon steel heat exchanger and condenser steel tube.
ASTM A179 is equivalent to China's No. 10 high-quality low-carbon steel. The America...
Acceptance Standards for Straight Seam Steel Pipes
1. Acceptance
1.1 The quality inspection and acceptance of straight seam steel pipes shall be carried out by the technical quality supervision department of the supplier.
1.2 The supplier must ensure ...
Precautions for Oil Casing Pipe Corrosion
What should be paid attention to when oil casing pipe is anti-corrosion?
1. First of all, we must do a good job in meeting water quality standards, and strictly test and manage water quality. Implemen...
Price Comparison of ERW and SML Steel Pipes
Due to advanced production technology and high production efficiency, ERW steel pipe production cost is much lower than seamless steel pipe. In general, the price of ERW steel pipe per ton is about 60...
