Yuhong Group Co.,Ltd
Yuhong Holding Group Co.,LTD
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SOFF ANSI/AWWA C207 CLASS D Flange Steel Flanges ASME ASTM BS 175-150 PSI,86PSI
The AWWA C207 is an American National Standard for steel pipe flanges for waterworks service, sizes 4″ through 144″ (100 mm through 3600 mm). The AWWA is the abbreviation of “American Water Works Association”.
Overboring of Flanges: Hub flanges are intended to be used on pipes having an OD equal to the nominal pipe size as shown in the first column of this table. Ring flanges (Class B, D, E, and F) may be overbored or counterbored to accommodate pipes having larger OD's.
| Type | WN, SO, PL, BL, SW, THRD, LJ, Spectacle Blind |
| Standard | ASME,MSS, JIS, EN,GB, DIN,GOST,BS,others |
| Size | 1/2” - 80” |
| Pressure | 150#-2500#, PN6-PN40, 5K-16K |
| Steel Grade | A105 A350 LF2, LF3 A182 F5, F9, F91, F11, F12, F22 A182 F304, F304L, F316, F316L, F321 A694F42, F46, F56, F60, F65, F70,F80,F100 ,API 5L Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360- L555 |
| Surface | Vanish Coating, Black Oil coating as per customer’s requirement |
| Test | Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Blow Test, Impact Test), Exterior Size Inspection |
| Mill Test Certificate | EN 10204/3.1B
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