Duplex Steel Flange Manufacturer

As a pioneer and leader in the manufacturing industry, Zizi supplies 2 1/2″ Sch 160 ASTM A182 F51 WN Flange RTJ API 6A-6BX for oil project.

Duplex Stainless steel weld neck flange is used in high pressure applications, provides supporting strength along with stress distribution. It is highly durable, crevice corrosion prevent and mechanical strength, as well as good weld-ability. API 6A-6BX flanges are common used in oilfield surface drilling and production.

A182 F51 Weld Neck Flange Dimensions

Size: 2 1/2 inch

Pressure: 10000PSI

Seal Type: RTJ

Seal Schedule: SCH160

Standard: API 6A-6BX

API 6A Forged Flanges

Inspection

Inspecting Duplex Steel Forged Pipe Flange according to AP1 6A Standard.

QA/ QC person visual check surface and marking, and measure the size.

Third party inspection: BV, SGS, LR, DNV, ABS and Stamp the mill test certificate.

ASTM A182 F51 WN FLANGE Chemical Composition

C	Mn	P	Si	S	Cr	Ni	Mo
0.03	2.0	0.03	1	0.02	21-23	4.5-6.5	2.5-3.5

ASTM A182 F51 WN FLANGE Mechanical Properties

Tensile Strength	Yield Strength	Elongation
620 (Mpa)	450 Min (Mpa)	20  (%)

Duplex Stainless F51 Pipe Flanges

Surface Treatment

All duplex stainless steel forged flanges are normalized heat treatment before delivery.

Flange Dimensions

Standard	ASME B16.5, API 5A
Diameter Range	1/2 to 24 inch / DN15-DN600
Pressure Rate	Class 150, 300, 600, 900, 1500, 2500
Product	Slip On Flange, Threaded Flange, Socket Weld Flange, Blind Flange, Lap Joint Flange, Weld Neck Flange.
Stainless Steel	ASTM A182 F316/316L, F304/304L, SS317, SS321, SS310
Duplex Steel	ASTM A182 F51, F53, F55
Carbon Steel	ASTM A105N, A350 LF2/LF3
Alloy Steel	ASTM A182 F1, F5, F9, F11, F12, F22 ,F91

DN65 A182 F51 WN Flange

Package

Packed 2 1/2 Inch ASTM A182 F51 WN Flanges into wooden case.

ASTM A182 Forged Flanges & Fittings

Shipping

Delivery port: Shanghai, Tianjin, Qingdao

Lead time: 10 days are ready to deliver

Shipment: LCL, 20GP, 40GP, Air, Courier

Document: CI, PL, CO, BL, MTC

Certificate: CE, ISO, TEST REPORT

Export Country

Asia: Vietnam, Singapore, Thailand, Indonesia, Malaysia, Philippines, Kazakhstan.

Africa: Nigeria, Madagascar,Ghana, Kenya, Angola, Tanzania, South Africa.

Middle East: Saudi Arabia, Qatar, Israel, Egypt, Oman, Yemen, Jordan, Lebanon.

Latin America: Uruguay, Peru, Chile, Brasil, Ecuador, Colombia, Argentina, Paraguay

Oceania: Papua New Guinea, Australia, New Zealand, Solomon Islands, Fiji.

Europe: Greece, UK, Poland, Ukraine, France, Spain, Portugal, Norway, Sweden