ASME Weld Number Tables P number base & F number filler

For example, the P Number 1 is assigned to Carbon Manganese or Low Carbon Steel base metals. The The A-Number is a calculated value based on a combination of the chemical composition of the weld filler metal (which may be found in ASME Section II Part C), and ASME Section IXs A-Number Table QW-442: application of generally accepted ASTM A106 Grade B Pipe Specification - Steel Pipe, OCTG ASTM A106 Grade B pipe is equivalent to ASTM A53 Grade B and API 5L B on chemical position and mechanical properties, in general use carbon steel and yiled strength minimum 240 MPa, tensile strength 415 Mpa. Below will explain ASTM A106 Grade B pipe from different aspects. Chemical composition Mechanical Strength Dimensions Material specification

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