AWS B2.1-1-202-96(R2007) 主要用于管道的、在焊接条件下、(M-1／P-1／S-1,1或2组)1／8到3／4英寸厚、E6010(垂直向上)及E7018(垂直向上)碳钢.pdfVIP

ANSI/AWS B2.1-1-202-96 (R2007)An American National StandardStandard Welding ProcedureSpecification (SWPS) forShielded Me...