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國標法蘭的另一層意思為：
按照國家標準要求的尺寸、公差範圍等生產的法蘭盤，區別於不按標準尺寸生產的法蘭片也稱二標法蘭(有人叫非標法蘭是不正確的)，通常一些無良商家會減少法蘭盤厚度、外wai徑jing兩liang項xiang尺chi寸cun來lai達da到dao節jie省sheng材cai料liao的de目mu的de，還hai有you用yong廢fei舊jiu鋼gang材cai或huo邊bian角jiao料liao鋼gang材cai加jia工gong法fa蘭lan，通tong常chang這zhe種zhong鋼gang材cai是shi化hua學xue成cheng分fen和he力li學xue性xing能neng不bu達da標biao的de廢fei料liao，更geng有you甚shen者zhe用yong黑hei鋼gang廠chang私si煉lian鋼gang生sheng產chan法fa蘭lan，這zhe種zhong私si煉lian鋼gang使shi用yong的de煉lian鋼gang技ji術shu陳chen舊jiu無wu法fa保bao證zheng力li學xue性xing能neng和he焊han接jie性xing能neng，使shi用yong時shi有you可ke能neng無wu法fa和he鋼gang管guan焊han接jie，或huo者zhe鋼gang材cai本ben身shen有you裂lie縫feng、qikongdenghanjieshangquhouyehuiloushui。suoyigoumaifalanpanshijinliangxuanyongguobiaofalan。ruguozijinyouxianxuanzeerbiaofalandeqingkuangxiayidingyaozaixiguanchabingceliangfalanchicunjijianceqicaizhiyimianshangdang。
聯係電話李經理
按照國家標準要求的尺寸、公差範圍等生產的法蘭盤，區別於不按標準尺寸生產的法蘭片也稱二標法蘭(有人叫非標法蘭是不正確的)，通常一些無良商家會減少法蘭盤厚度、外wai徑jing兩liang項xiang尺chi寸cun來lai達da到dao節jie省sheng材cai料liao的de目mu的de，還hai有you用yong廢fei舊jiu鋼gang材cai或huo邊bian角jiao料liao鋼gang材cai加jia工gong法fa蘭lan，通tong常chang這zhe種zhong鋼gang材cai是shi化hua學xue成cheng分fen和he力li學xue性xing能neng不bu達da標biao的de廢fei料liao，更geng有you甚shen者zhe用yong黑hei鋼gang廠chang私si煉lian鋼gang生sheng產chan法fa蘭lan，這zhe種zhong私si煉lian鋼gang使shi用yong的de煉lian鋼gang技ji術shu陳chen舊jiu無wu法fa保bao證zheng力li學xue性xing能neng和he焊han接jie性xing能neng，使shi用yong時shi有you可ke能neng無wu法fa和he鋼gang管guan焊han接jie，或huo者zhe鋼gang材cai本ben身shen有you裂lie縫feng、qikongdenghanjieshangquhouyehuiloushui。suoyigoumaifalanpanshijinliangxuanyongguobiaofalan。ruguozijinyouxianxuanzeerbiaofalandeqingkuangxiayidingyaozaixiguanchabingceliangfalanchicunjijianceqicaizhiyimianshangdang。
聯係電話李經理
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