cc523pate 发表于 2018-4-27 19:54:12

BS EN ISO 8249-2000 Welding — Determination of Ferrite Number (FN) in austenit

BS EN ISO 8249-2000 Welding — Determination of Ferrite Number (FN) in austenitic and duplex ferritic-austenitic Cr-Ni stainless steel weld metals

admin 发表于 2018-4-28 17:54:37

谢谢您的分享，金币已奖励!

superpaul 发表于 2018-7-9 09:44:13

谢谢楼主的分享，已购买收藏:lol
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