Production News
-
Forged carbon steel flange product advantages
Forging has always been the dominant product in the industry, the same type of product, the same material of high pressure flange product prices will appear obvious gap, this is because the production of high pressure flange technology is different, there are basically two kinds of high pressure ...Read more -
GB/T12459-2017 (Specification Appendix) Design Verification Test
Affiliated A (Specific appendix) Design verification test A.1 The test required When the manufacturer uses the verification test method to identify the design of the pipe parts, the verification test shall be performed in accordance with the provisions of this appendix.The test should be carried ...Read more