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樓主  發(fā)表于: 2010-08-14 10:25

  對焊法蘭盤(pán):頸法蘭焊接通常稱(chēng)為“高樞紐”法蘭。其目的是轉移壓力的管道,從而減少在法蘭基高應力集中。頸法蘭焊接是最好的設計對焊那些目前由于其本身存在的結構性?xún)r(jià)值提供法蘭。這是昂貴的,因為設計。
  滑在法蘭盤(pán):在滑動(dòng)法蘭具有較低的樞紐,因為管道進(jìn)入單法蘭焊接前。這是焊接的內部和外部提供 足夠的強度,防止泄漏;瑒(dòng)的法蘭,都是無(wú)聊稍大的外徑管道的匹配。他們是優(yōu)于頸法蘭的焊接,由于初始成本較低,許多用戶(hù),但最后的安裝費用大概不會(huì )比 的,因為所增加的焊焊頸法蘭少。
  螺紋(螺紋)法蘭(SAE Hydraulic FlangeSAE Hydraulic Flange):該螺紋法蘭類(lèi)似于滑動(dòng)法蘭,但孔的螺紋。其主要優(yōu)點(diǎn)是它可以不焊接組裝,在平凡的解釋大氣溫度在低壓服務(wù)的使用和極具爆炸性的地區,焊接創(chuàng )建一個(gè)危險。

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