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ASTM A350 Lf2 Mss-Sp-97 Cl3000 Sw Sockolet

ASTM A350 Lf2 Mss-Sp-97 Cl3000 Sw Sockolet
A105 B16.11 MNPF MSS SP-97 Socket Welding/Sw 90 Degree ElbowDES.FOREGED FITTING,SOCKET WELDING PIPE FITTING,THREAD PIPE...

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