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한국어 Translations » 历史存档[信息] » 다음 파이프 재질의 차이점은 무엇입니까?

다음 파이프 재질의 차이점은 무엇입니까?

2016-09-01View Original

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L245, L245NB, L245NCS, L290, L290NB, L360, L360NB, L360QB, L415, L415NB, L415QB, X42, X46, X52, X56, X60, X65, 20g, 20#
Reply #22016-09-12
먼저 제가 알고 있는 내용을 설명하겠습니다. 20g은 보일러용 탄소강관을 의미하며 주로 보일러 주급수관, 이코노마이저 사문석관, 수벽관, 저온 과열기 사문석관 등에 사용되며, 20# 강관은 일반 저탄소강관입니다.
Reply #32016-09-12
L245, L245NB, L245NCS, L290, L290NB, L360, L360NB, L360QB, L415, L415NB, L415QB, GB/T9711을 살펴보세요.；
Reply #42019-11-30
이러한 재료는 탄소강 합금 및 파이프라인 강철을 포함하여 매우 다양합니다.

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Translated at 2026-07-27 20:04:57

Original: https://bbs.hcbbs.com/thread-1613588-1-1.html

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