Seal type of Haokun's sieries BS Carbon steel threaded flange :
Convex surface (RF), full plane (FF). Other sealing surface dimensions of BS Carbon steel threaded flange can be customized according to customer requirements;
Production process of BS carbon steel threaded flange:
1. The whole forging process of round steel;
2. Forging, cutting and forming process of finished products;
3.Steel plate cutting and blanking processing technology;
4.Blank forging, ring expanding machine hot expansion production process;
BS4504 is the most common British flange standard.Therefore, when Shanxi Haokun Flanges Group Co., Ltd. supplied to British customers in the past, most of them also provided BS carbon steel threaded flange according to BS4504 standard.In addition,BS4506 carbon steel threaded flange is the most available flange in British standard.Other standard of BS Carbon steel threaded flange can be customized according to customer requirements.
BS Carbon steel threaded flange production pressure size Specification that Haokun can produce :
BS4504 113 PN6 DN10-DN150
BS4504 113 PN10 DN10-DN150
BS4504 113 PN16 DN10-DN150
BS4504 113 PN25 DN10-DN150
BS4504 113 PN40 DN10-DN150
Relatively speaking, British standards are more stringent than Chinese standards, but second to German standards, which is the preferred choice for middle-end customers in Europe.Therefore, the demand for BS Carbon steel threaded flange in the flange market has always been relatively high.
BS Carbon steel threaded flange National Standard: GB/T 9114-2010 ribbed steel pipe flange The PN mark has 12 pressure levels,they are: PN2.5, PN6,PN10,PN16,PN25,PN40,PN63,PN100,PN160,PN250,PN320,PN400.
The class mark has six pressure levels of BS Carbon steel threaded flange ,they are: CL 150-2500
BS Carbon steel threaded flange can be divided into: (20#, A3, Q235A, Q235B, 20G, 16Mn, ASTM A234WPB, ASTM A105, etc.);
Standard classification
Specification of BS Carbon steel threaded flange that Haokun can produce : : 1 / 2 "～ 80" (DN 10-DN5000)
Pressure rating of BS Carbon steel threaded flange that Haokun can produce : : 0.25Mpa-250Mpa (150LB-2500LB)
British Standard: BS4504,4506.
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