Spectacle Blind Flange, Weld Neck Flange

• Customization: Available
• Eemua: 144/145/146
• ASTM: B111/B466
• En12451: CuNi10fe1mn/CuNi30mn1fe
• DIN1785: Cuzn20al2/Cuzn28sn1
• BS2871: Cn102/Cn107/Cn108/CZ110/CZ111
• ASTM B111: C70600/C71500/C71640/C68700/C44300
• JIS H3300: C7060/C7150/C7164/C6870/C4430
• Monel Alloy: Uns N02200 / Uns N04400
• Temperature Classification: High Temperature Piping
• MPa Classfication: Ultra High Pressure Piping
• Standard: ASTM, GB, API, DIN, JIS, BS
• Medium: Liquid
• Cross-Section Shape: Round
• Connection Type: Seamless
• Material: Copper Nickel
• Diameter: 419mm
• Transport Package: Wooden Case
• Specification: 70CM*70CM*L
• Trademark: Hehong
• Origin: China
• HS Code: 7411220000
• Production Capacity: 18000ton/Year

Product Description

 

Weld Neck Flange Specification:

 

Size	1/2" (15 NB) to 48" (1200NB)
Class	150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
Flange Face Type	American Series: Flat Face(FF), Raised Face(RF), Tongue(T), Groove(G), Female(F), Male(M), Ring Joints Face(RJ) European Series: Type A(Flat Face), Type B(Raised Face), Type C(Tongue), Type D(Groove), Type E(Spigot), Type F(Recess), Type G(O-Ring Spigot), Type H (O-Ring Groove)
Surface Treatment	Antirust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized
Material	Stainless Steel, Alloy Steel, Duplex, Nickel Alloys, Low temperature Steel, Carbon Steel, Cupro Nickel
Manufacturing process	Cutting, Heat treatment, Die Forging/Free Forging, CNC Machining
Manufacturing Standards	ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673 BS4504 , BS4504, BS1560, BS10 HG/T20592-2015,HG/T20615-2015,GB/T9115.1-2000-GB/T9115.4-200,GB/T9115.1-2000,GB/T9115.4-2000

Weld Neck Flange Material Grades:
 

Stainless Steel	ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Duplex & Super Duplex Steel	ASTM A 182 - F51, F53, F55, S31803, S32205, S32550, S31254, SMO254, S32750, S32760, S32950.
Carbon Steel	ASTM/ ASME A 105, ASTM/ ASME A 350 LF 2, 20#, Q235, 16Mn
Alloy Steel	ASTM / ASME A 182, ASTM / ASME F5, F9, F11,F22, F 91
Copper Alloy Steel	Copper Alloy Steel Forged Threaded 90 Deg Elbow : ASTM / ASME SB 111 UNS NO. C 10100 , C 10200 , C 10300 , C 10800 , C 12000, C 12200, C 70600 C 71500, ASTM / ASME SB 466 UNS NO. C 70600 ( CU -NI- 90/10) , C 71500 ( CU -NI- 70/30)
Nickel Alloy	ASTM / ASME SB 336, ASTM / ASME SB 564 / 160 / 163 / 472, UNS 2200 (NICKEL 200) , UNS 2201 (NICKEL 201 ) , UNS 4400 (MONEL 400 ) , UNS 8020 ( ALLOY 20 / 20 CB 3 ) , UNS 8825 INCONEL (825) , UNS 6600 (INCONEL 600 ) , UNS 6601 (INCONEL 601) , UNS 6625 (INCONEL 625) , UNS 10276 (HASTELLOY C 276)