不锈钢带颈对焊法兰 机械标准法兰板式平焊钢制管法兰盘

1、按化工(HG)行业标准分：整体法兰(IF)、螺纹法兰(Th)、板式平焊法兰(PL)、带颈对焊法兰(WN)、带颈平焊法兰(SO)、承插焊法兰(SW)、对焊环松套法兰(PJ/SE)、平焊环松套法兰(PJ/RJ)、衬里法兰盖(BL(S))、法兰盖(BL)。  

 2、按石化(SH)行业标准分：螺纹法兰(PT)、对焊法兰(WN)、平焊法兰(SO)、承插焊法兰(SW)、松套法兰(LJ)、法兰盖(不表注)。   

3、按机械(JB)行业标准分：整体法兰、对焊法兰、板式平焊法兰、对焊环板式松套法兰、平焊环板式松套法兰、翻边环板式松套法兰、法兰盖。   

4、按国家(GB)标准分：整体法兰、螺纹法兰、对焊法兰、带颈平焊法兰、带颈承插焊法兰、对焊环带颈松套法兰、板式平焊法兰、对焊环板式松套法兰、平焊环板式松套法兰、翻边环板式松套法兰、法兰盖

Stainless Steel Neck Butt Weld Flange Mechanical Standard Flange Plate Flat Welded Steel Pipe Flange

1. According to the chemical industry (HG) industry standard: integral flange (IF), threaded flange (Th), plate flat welding flange (PL), neck butt welding flange (WN), neck flat welding flange (SO), socket welding flange (SW), butt welding ring loose flange (PJ/SE), flat welding ring loose flange (PJ/RJ), lining flange cover (BL(S)), Flange cover (BL).

  2. According to the petrochemical (SH) industry standard: threaded flange (PT), butt welding flange (WN), flat welding flange (SO), socket welding flange (SW), loose flange (LJ) , Flange cover (not shown).

3. According to the mechanical (JB) industry standard: integral flange, butt welding flange, plate flat welding flange, butt welding ring plate loose flange, flat welding ring plate loose flange, flanging ring plate loose flange Flange, flange cover.

4. According to the national (GB) standard: integral flange, threaded flange, butt welding flange, flat welding flange with neck, socket welding flange with neck, butt welding ring with neck loose flange, plate flat flange Welding flange, butt welding ring plate loose flange, flat welding ring plate loose flange, flanging ring plate loose flange, flange cover

产品图片：不锈钢卫生级带颈对焊法兰生产厂家型号价格

公司简介：

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