Long Weld Neck Flanges1. Name: Long Weld neck Flange
2. Size: 1/4-45
3. WT: SCH5-SCH160, XXS
4. Species: WN, SO, PL, SW, TH, LJF and non-standard flanges according to customers need
5. Standard: ANSI/ASME B16.5, DIN, MSS, JIS, EN
6. Material: Carbon: A105, P250GH, S235 JRG2, P245GH, P250GH, RST 37.2,
C22.8, SS400, Q235, 16Mn, 20Mn, Grade 20, A105 etc.
Stainless: 304, 304L, 316, 316L
7. Application: Oil, chemical industry, water conservancy, electric power, bioler, machinery, matallurgy etc.
8. Quality: ISO2000-Quality- System
9. Package: Wooden cases, Wooden pallet, plywood pallet, standard packing or as customers requirement
10. Delivery Time: According to customers requirement
11. Payment Term: L/C& T/T at sight
12. Advantages: Anti-grinding pipe fittings with plastic liners; Anti-corrosion and high pressure pipe fittings
13. Others: High quality with lowest price; Fast delivery and best service
| Long welding neck flange |
| Material | total carbon steel or according to customer |
| Feature | High anti-pressure ability and good rust resistance |
| Usage | oil & gas, construction, shipment, water draining |
| Packing | Plywood pallet of according to customer |
| Standards |
| ANSI B16.5 1/2"-24" | ANSI B16.47 "A"(MSS SP44) 26"-60" |
| AWWA C207 4"-120" | ANSI B16.47 "B"(API 605) 26"-60" |
| B16.36 1"-120" | BS 3293 26"-48" |
| BS4504 1/2"-80" | DIN/ EN1092-1 1/2"-160" |
| JIS/KS 1/2"-60" | API 590/B16.48 1/2"-24"
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| Carbon Steel |
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| A105 | C21, C22.8 | EN10222-2 |
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| A350 | LF2, LF3, LF4, LF6 | EN10222-4 |
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| A694 | F42 / F52 / F60 / F65 / F70 | EN10222-3 |
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| Alloy Steel |
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| A182 | F1, F5 ,F9, F11/12,F22, F91 | 15 Mo3, 13CrMo44 | 15Mo3, 13CrMo44, |
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| 10CrMo9-10 | 10CrMo9-10, |
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| X10CrMoVNb9-1 | X10CrMoVNb9-1 |
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| Stainless Steel |
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| A182 F304 | (L/H) UNS S30400 | WSt. 1.4301 | EN10222-5 |
| A182 F316 | (L/H/Ti) UNS S31600 | WSt. 1.4401 | EN10222-5 |
| A182 F321 | (H) UNS S32100 | WSt. 1.4541 | EN10222-5 |
| A182 F347 | (H) UNS S34700 | WSt. 1.4550 | EN10222-5 |
| A182 F44 | 6Mo UNS S31254 | WSt. 1.4529 | EN10222-5 |
| A182 F51 | Duplex UNS S31803 | WSt. 14462 | EN10222-5 |
| A182 F55 | Super Duplex | UNS S 32750 / 32760 | |