Original
By certification 
●Pressure: DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160
●Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
●Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Hot dipped Galvanized.
●Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.
Weld Neck Flange Specification:
Size |
1/2" (15 NB) to 80" (2000NB) |
Class |
DIN Standard PN6,10, 16, 25, 40,64,100,160 |
| Surface Treatment | Antirust Paint, Oil Black Paint, Yellow Transparent, hot Dip Galvanized |
Materal |
Stainless Steel, Alloy Steel, Carbon Steel |
Manufacturing process |
Cutting, Heat treatment, Die Forging/Free Forging, CNC Machining |
Manufacturing Standards |
Custom Drawings |
Material Grades:
Stainless Steel |
A 182F 304, 304L, 304H, 316, 316L, 316Ti, 321, 321H, 347, 347H |
Carbon Steel |
P250GH,P245GH,P265GH,C22.8 |
Alloy Steel |
ASTM / ASME A 182, ASTM / ASME F5, F9, F11,F22, F 91 |
DIN Weld Neck Flanges
in three types of paintings:
♦ Anti-Rust Oil Painting
♦ Yellow Golden Painting
♦ Black Painting
1. International Standards:
German Standard
DIN2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637,DIN2638
2. Material Specification:
P250GH,P245GH,P265GH,C22.8
A 182F 304, 304L, 304H, 316, 316L, 316Ti, 321, 321H, 347, 347H
ASTM / ASME A 182, ASTM / ASME F5, F9, F11,F22, F 91
3. Pressure Ratings:
PN6, PN10, PN16, PN25, PN40, PN64,PN100,PN160
4. Size Range:
1/2" ~ 80" (DN15 ~ DN2000)
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