Characteristics for grade 20 ( 20 ) Chemical composition in % for grade 20 ( 20 ) Temperature of critical points for grade 20 ( 20 ). Mechanical properties under Т=20oС for grade 20 ( 20 )...
The production and production process of welding elbow bends is described by Shijiazhuang Bangdong pipeline technology co ltd . as follows: The welding elbow is made of steel plate as the raw...
First, elbow bends talk 1. How to distinguish bend elbows The difference between elbow and elbow is, in essence, the difference between "head" and "tube", but there are great differences in the...
What is hydrostatic test? Large diameter customized pipe bends are waiting for the hydrostatic test in Haihao Group,and the test pressure is 1.5 times the maximum possible working pressure.The...
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