China Butt Weld Fittings manufacturer


TOBO International Trading(Shanghia)Co.,Ltd       Tianda Oil Pipe Co., Ltd

TOBO Pipeline Equipment Co.,Ltd        TPCO & TISCO Pipe(Tianjin)Co.,Ltd.                        


August 5, 2021

Lap Joint Stub End Copper Nickel Fittings MSS Sp43 C70600 1/2" Sch10s ASME

Lap Joint Stub End Copper Nickel Fittings Short Type MSS Sp43 C70600 1/2" Sch10s ASME

UNS NO. 70600, 71500, C 70600 (CU -NI- 90/10)


Size: 1/2" to 22" Material steel Standard ASME
Place of Origin China Model Number COPPER NICKEL Stub End Brand Name: TOBO
Size 1/2"~100" Stub End DN10~DN4000 CLASS CU -NI- 90/10





flange is a type of industrial flange designed to transfer stresses to

the pipe to reduce high stress concentrations at the base of the flange.

Compared with other types,weld neck ,slip on ,blind,plate etc.


Size : Weld neck flange: 1/2"~100" DN10~DN4000

Pressure: American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600,

CLASS 900, CLASS 1500, CLASS 2500
European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63,

PN 100, PN 160, PN 250, PN 320, PN 400


Standards: GB/T9112-2000
GB/T9115.1-2000 GB/T9115.2-2000 GB/T9115.3-2000 GB/T9115.4-2000
GD2000 GD87-1101
JB/T82.1-1994 JB/T82.2-1994 JB/T82.3-1994 JB/T82.4-1994
HG/T20592-2009 HG/T20614-2009
HG/T20615-2009 HG/T20623-2009 HG/T20635-2009
ASME B16.5-2009 ASME B16.47-2006
MSS SP 44-2006
CSA Z245.12-05-2005
EN1092-1-2007 EN1759-1-2004
DIN2630 DIN2631 DIN2632 DIN2633 DIN2634 DIN2635 DIN2636

DIN2637 DIN2638
BS1560-3.1-1989 BS4504-3.1-1989
AFNOR NF E29-200-1-2007
JIS B2220-2004

Material: Carbon steel: A105
Alloy steel: A182 F 1-F 2-F 5-F 9-F 10-F 91-F 92-F 122-F 911-F 11-F 12-F 21-F 22
Stainless steel: A182 304-304H-304L-304N-304LN 316-316H-316L

-316N-316LN 321-321H 347-347H
Low temperature steel: A522 A707 Grade L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8
High performance steel: A694 F 42-F 46-F 48-F 50-F 52-F 56-F 60-F 65-F 70

Low-temperature steel: ASTM/ASME A402 WPL 3-WPL 6
High performance: ASTM/ASME A860 WPHY 42-46-52-60-65-70



product name China supplier American Series Stub End Fittings
Pressure American Series,CLASS 150,CLASS 300,CLASS 400,CLASS 600,CLASS 900,CLASS 1500,CLASS 2500
European Series,PN 6,PN 10,PN 16,PN 25,PN 40,PN 63,PN 100
Size 3/8"~120",DN10~DN3000
Standard ASME B16.5-2013,EN 1092-1-2007,EN 1759-1-2004,ISO 7005-1-1992,GB/T 9112-2010,GB/T 9114-2010,HG/T 20592-2009,HG/T 20615-2009,SH/T 3406-2013,GOST- AFNOR- BS- DIN
Flange Facing Types American Series,Flat Face(FF),Raised Face(RF)
European SeriesType A (Flat Face),Type B (Raised Face)
Process Forging, Machining
Packing Plywood pallet or cases, wooden pallet or cases, or according to customer's requirment


Carbon Steel ASTM A105
Alloy Steel: ASTM A182 F1/F5/F9/F11/F22/F91/F92 Etc
Duplex Steel: Duplex F51 2205 UNS S31803, Super Duplex 2507 (UNS S32750), F55 (UNS S32760)
Stainless Steel: ASTM A182
F304 F304L F304H F309 F310
F310S F316 F316L F316 F316Ti
F317 F317L F321 F347 F347H
Duplex Stainless Steel: ASTM A182 F51/F53/F55/F60W)1E)`C(DW~FI3]O]3DTQUF.jpg
Nicke alloys: Nickel 200, Monel 400, Inconel 600/625, Incoloy 825/800
Cu-Ni: 90/10,70/30


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