Designation: B135/B135M − 17Standard Specification forSeamless Brass Tube1This standard is issued under the fixed d...
Designation: A135/A135M − 21Standard Specification forElectric-Resistance-Welded Steel Pipe1This standard is issued un...
Обозначение: A135/А135M – 09 (Утвержден повторно в 2014 г.)Стандартные тех...

