C&N industrial Group, pipe, fitting and flanges manufacturers,fbe epoxy and pe coating for pipeline since 1991,with brand C&N huitong ,C&N hongcheng.
| BS 3293:1960 | |
| BS 3293 CL 150 | |
| BS 3293 Weld Neck and Slip-On Flanges-class 150lbs | |
| BS 3293 CL 300 | |
| BS 3293 Weld Neck and Slip-On Flanges-class 300lbs | |
| BS 3293 CL 400 | |
| BS 3293 Weld Neck and Slip-On Flanges-class 400lbs | |
| BS 3293 CL 600 | |
| BS 3293 Weld Neck and Slip-On Flanges-class 600lbs | |
| BS 4504 Circular Flanges | |
| BS 4504 Circular Flanges Dimensions and Tolerances,BS 4504 Welding Ends and Flange Facings | |
| Weld Neck Flanges Code 111 BS 4504-1 | Weld Neck Flanges Code 111 BS 4504-2 |
| Slip-On Flanges Code 112 BS 4504 | Threaded Flanges Code 113 BS 4504 |
| Flange Dimensions Based on Tables D and E of BS 10 : 1962 | |
| Flange Dimensions Based on Tables D and E of BS 10 : 1962 | |
| Flange Dimensions Based on Tables F and H of BS 10 : 1962 | |
| Flange Dimensions Based on Tables F and H of BS 10 : 1962 | |
BS Flange Standard
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