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1. ASTM B564 ASME SB564 WN welding neck flange;SO slip on flange; Plate flange;Blind BL flange;
Threaded flange;SW socket welding flange;lapped flange; lap joint flange,ring joint flange, RTJ flange,
LWN long welding neck flange,Orifice flange;Reducing flange;
API flange;Compact flange;Spectacle blind,Lind spade and spacer,Paddle spacer;
Orifice plate;tube plate, tube sheet, Bleed ring, square flange,
girth flange, hub flange, API flange
| Alloy Type | UNS Number(s) | Alloy |
| Fe-Ni-Cr-Mo-N | N08367 | alloy 6XN |
| Low-carbon Ni-Fe-Cr-Mo-Cu | N08031 | alloy 31 |
| Ni | N02200 | nickel 200 |
| Ni-Cu | N04400 | monel 400 |
RF(raised face);FF(flat face);RTJ(ring joint face);
TG(tongue and groove face);MFF(male and female face)
4. Class Rating 150~2500 LBS
5. Standard
ANSI B16.5, ASME B16.5, ANSI B16.47, ASME B16.47 series A, ASME B16.47 series B,
MSS SP-44, API 605, API 590/ASME B16.48(spectacle blind), API 6B, API 6BX ,BS4504, ANSI B16.36 (orifice flange)
NACE MR-01-75
6. Packing
Plywood case, wooden case, wooden tray, etc
7. Test
In-house and the 3rd party test (SGS, TUV, BV,etc)
ALSO provide forged socket weld SW and NPT threaded pipe fittings according to
ASME B16.11 MSS SP-95, MSS SP-97 MSS SP-79,
MSS SP- 83
elbow tee cross cap coupling union plug bushing boss swage nipple reducing insert