jinlong5 发表于 2020-8-10 17:33:58

ASME BPVC-IIA-SA-179-179M-2017

ASME BPVC-IIA-SA-179-179M-2017
SPECIFICATION FOR SEAMLESS COLD-DRAWN
LOW-CARBON STEEL HEAT-EXCHANGER AND
CONDENSER TUBES

admin 发表于 2020-8-10 20:35:30

谢谢您的分享,金币已奖励!
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