ANSI B16.47 Flanges Class 125 – LW, AWWA C207 Class B,D
Class 125 – LW, AWWA C207 Class B,D
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ANSI B16.47 Flanges Class 75 – Weld Neck, Ind. Standard
Class 75 – Weld Neck, Ind. Standard
USA sovereign debt rating downgraded
Standard&Poor’s, one of the three major credit rating agencies downgraded on Friday the USA credit rating, previously noted AAA, the highest possible level. The new rating AA+ is translating the worry of experts about the sustainability of US public finances, in the context of ever increasing public spending and public debt above $14.3 trillion. The…
The differents between forged flange and casting flange
what is the difference between the forged flanges and casting flanges? The answer is: when forging, the organization of the materials will be high internal pressure and defects will disappear and the density increase, make the internal organization of more uniform, and at the same time, make the continuous mechanical properties improve greatly. After forging,…