Blind Flange, Loose Flange, Spectacle Blind 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)

 
Copper-Nickel Alloy Tube Sheet / Blind flange
1)ASTM B171 and other standards ,Forgings ,with Certificate of Europe PED 4.3 or 3.1 , 3.2 , 3.3
2)Material designation: BFe10-1-1 / C70600 / C7060X / CuNi10Fe1Mn / CuNi9010 / Cu90Ni10 and BFe30-1-1 / C71500 / CuNi30Mn1Fe / CuNi7030 / Cu70Ni30 or other alloy.
Material Brand of Copper-Nickel Alloy Tube Sheet / Blind flange:

Grade	USA	U.K	Germany	Japan
China BG	ASTM	BS	DIN	JIS H
BFe10-1-1	C70600	CN102	CuNi10Fe1Mn	C7060
BFe30-1-1	C71500	CN107	CuNi30Mn1Fe	C7150

Other materials: C46400 , C44300 , C36000 , CUAL10NI5FE4 , BS 1400 LGCS and other copper alloy metals.
3)Tubes temper: All tempers are available (Goods supply state: Annealed condition)
4)Dimensions: Outer diameter:Up to 2000mm  Thickness: Up to 800mm or according to the buyers' requirements, and also length and tolerance subject to the buyer's decisions.
5) Tube Sheet / Blind flange in good and clean surface.
6)Application range: Copper-Nickel Alloy Tube Sheet / Blind flange for condenser and heat-exchangers, Water Evaporators, Boiler Blowdown Heat Exchangers, air coolers, Gland Steam Condensers, Steam Ejector, Turbine Oil Coolers, Fuel Oil Heaters, Compressed Air Inter and After Coolers, Ferrules, Oil Well Pump Liner, Distiller , Marine Industry , and Nuclear Power etc.