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NS2525,2526,2527,2529 Norwegian Standard (NS) Plain Flange
NS 2525 plain flange PN6
Standard: NS 2525
Flange type: plate flange
Size range: DN15-DN300
Pressure: As per drawing
Material: Stainless steel , Alloy Steel , Carbon Steel
Standard: NS 2525
Flange type: plate flange
Size range: DN15-DN300
Connection type: Ring type joint, lap-joint face,Raised face, flat face, Large male-female, small male-female,Large tongue & groove,small tongue & groove.
Process: forged
Specialize: As per drawing
Material:
Stainless Steel Material:
ASTM A182 F304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L
Duplex stainless steel UNS S32304,S31803,S32205.
Super Duplex stainless steel UNS S32750/S32760/S31260/S32550/S32707
Carbon Steel Material:
ASTM A105, Q235, A350 LF2,ASTM A694 F42/F46/F52/F60/F65/F70/F80
Alloy Steel Material:
ASTM A 182, GR F1,F5, F9, F11, F22, F91
Copper&Nickel Alloy Material:
CU/NI 90/10, CU/NI 70/30
Nickel Alloy Material:
Monel 400 & 500, Inconel 600 & 625, Incolloy 800, 825, Hastelloy C22,C276
Surface treatment: Anti-rust oil, transparent/yellow/black,Anti-rust paint, Zinc,Hot dipped galvanized
Usage: Oil field, Offshore, Water system, Shipbuilding, Natural gas,Electric power, Pipe projects,etc.
Standard: NS 2525
Flange type: plate flange
Size range: DN15-DN300
Specialize: As per drawing
Material : Stainless steel , Alloy Steel , Carbon Steel
| Plain Welding Flange NS2525 PN6 | ||||||||
| flange | Bolts | weight | ||||||
| DN | d4 mm | D mm |
b mm |
k mm |
no. | size | d2 mm |
kg/ea |
| 15 | 21.3 | 80 | 12 | 55 | 4 | M10 | 11 | 0.41 |
| 20 | 26.9 | 90 | 14 | 65 | 4 | M10 | 11 | 0.6 |
| 25 | 33.7 | 100 | 14 | 75 | 4 | M10 | 11 | 0.74 |
| 32 | 42.4 | 120 | 16 | 90 | 4 | M12 | 14 | 1.19 |
| 40 | 48.3 | 130 | 16 | 100 | 4 | M12 | 14 | 1.39 |
| 50 | 60.3 | 140 | 16 | 110 | 4 | M12 | 14 | 1.53 |
| 65 | 76.1 | 160 | 16 | 130 | 4 | M12 | 14 | 1.89 |
| 80 | 88.9 | 190 | 18 | 150 | 4 | M16 | 18 | 2.98 |
| 100 | 114.3 | 210 | 18 | 170 | 4 | M16 | 18 | 3.46 |
| 125 | 139.7 | 240 | 20 | 200 | 8 | M16 | 18 | 4.6 |
| 150 | 168.3 | 265 | 20 | 225 | 8 | M16 | 18 | 5.22 |
| 200 | 219.1 | 320 | 22 | 280 | 8 | M16 | 18 | 7.15 |
| 250 | 273 | 375 | 24 | 350 | 12 | M16 | 18 | 9.61 |
| 300 | 323.9 | 440 | 24 | 395 | 12 | M20 | 22 | 12.6 |
