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Welding Neck Flange
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DH Weld Neck Flange

Standard
1.American series: ANSI B 16.5-2009, API 605-1988, MSS SP 44-2006
2. European series: EN 1092-1-2007, BS4504-3.1-1989, DIN2630, DIN2631,
DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638.
3. Japanese series: JIS B2220, JIS G3451, JIS B2238.
4. Russian series: GOST 12815, GOST 12821

Material
1. Carbon steel: A105, A105N, SS400, ST 37-1, ST 37-2, P245GH, P265GH.
2. Alloy steel: A182 F1, F2, F5, F9, F10, F91, F92, F122, F911, F11, F12, F21, F22,
Cr5Mo, 12Cr1MoV, 15CrMo, 12Cr2Mo, A335P22, St45.8.
3. Stainless steel: A182 304-304H-304L-304N-304LN 316-316H-316L-316N-316LN 321-321H 347-347H

Pressure Rating
1.American series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500
2. European series: PN2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 64, PN 100
3. Japanese series: 5K, 10K, 16K, 20K, 30K, 40K.

Product Packaging

Related Names
Welded Pipe Fittings | Stainless Steel Parts | Carbon Steel Fittings