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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.                        


May 17, 2022

ASTM A182, F304/304L, F316/316L,Welding Neck Flange/WN flange/old Galvanizing, Color Golden or silvery white

ASTM A182, F304/304L, F316/316L,Welding Neck Flange/WN flange/old Galvanizing, Color Golden or silvery white



Detailed Product Description

Standard: ASME, ASME B16.5 Outside Diameter: DN15-DN600
Color: White, Silver Type: WELDING NECK FLANGE
Materia: Carbon Steel, ASTM A-105    


8" 300 # WN - RF Forged Steel Flanges - ASTM A -105N - NACE MR -01-75

Size: 4inch Material: Carbon Steel, ASTM A-105 Standard: ASME, ASME B16.5
Place of Origin: Hebei, China (Mainland) Brand Name: XL Standard or Nonstandard: Standard
Class: Class150 Type: WN Finish: 12.5
Face: RF        

Packaging & Delivery

Packaging Details: wooded cases or pallet
Delivery Detail: about 20 days after ur workable payment


Material: ASTM A-105N
Standard: ASME B16.5
SCH 40

8" 300 # WN-RF flange - SCH. 40 (8,18mm.) ASTM A-105N - NACE MR-01-75


  2" to 32" ASME B16.5
26"to 80" ASME B16.47
Type WN, SW, FF, PL, BL, RJ, TH,
Face RF, FF, MF, MFM, RJ, TG, RTJ,
Pressure Class 150Lbs, 300Lbs, 600Lbs, 900Lbs, 1500Lbs, 2500Lbs, /PN6,PN10,PN16,PN20,PN25,PN40/ Class A, B, C, D, E
standard ASME B16.5, ASME B16.47, ASME B16.36,DIN 86341-2000,
material Carbon steel(ASTM A105, Q235,A350LF2,A350LF3,)
Stainless steel(ASTM A182 F304, F304L,F316,F316L,F321,F347,F310F44F51,A276 S31803, A182, F43, A276 S32750,A705 631,632,A961, A484,
Alloy steel(ASTM A694 F42,F46,F52,F56,F60,F65,F70, A182 F12,F11,F22,F5,F9,F91,F1ECT)
qualification ISO9001 API CE
application Petroleum, chemical, machinery, electric

We promise: quality first, rational price, delivery on time.

Products a105 weld neck flat face ff flanges class3000 RF FF ANSI B16.5
Size DN15- DN1000 Sch5S-Sch160, XS ,XXS ,STD, etc
Material ASTM A 182, ASTM A240 304, 304L, 304H, 309, 310, 310S, 316, 316Ti, 316 S33, 316L, 317, 317L, 321, 347, 347H, 409, 410, 410S, 420, 430
Applicable Standards AISI B16.5, AISI B16.47, AISI B16.36, MSS SP44, API6A, BS 4504, EN1092,
UNI 2277/2278, DIN 4504
Type Welding-neck flange, slip on flange, screwed flange, blind flange, lap joint flange, socket-welding flange ect.
Class 150#, 300#, 600#, 900#, 1500#, 3000# ect.
Airtight surface type RF, FF, MF, MFM, TG, RTJ ect.
Surface treatment Transparent oil, yellow or black paint, or vanish painting, we also can supply with the requirement of client.
Application Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc
Certification CE ,ISO9001 : ISO2000-Quality-Systerm has been passed
Remark We need size, type ,class, material ,standard, wall thickness and etc.Packaging and delivery time both are as your requirement


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