jinlong5 发表于 2020-8-11 16:09:37

ASME BPVC-IIA-SA-216-216M-2017 SPECIFICATION FOR STEEL CASTINGS, CARBON, SUITABL

ASME BPVC-IIA-SA-216-216M-2017 SPECIFICATION FOR STEEL CASTINGS, CARBON,SUITABLE FOR FUSION WELDING FOR
HIGH-TEMPERATURE SERVICE

admin 发表于 2020-8-11 20:47:39

谢谢您的分享,金币已奖励!
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