Carbon Steel API 6A Threaded Weld Neck Flange

• Customization: Available
• Standard: ANSI, DIN, GB, JIS, API 6A
• Type: Welding Flange
• Model NO.: 2-1/16" - 21-1/4"
• Material: Alloy Steel
• Structure: Flanges
• Connection: Welding
• Sealing Surface: Rtj
• Manufacturing Way: Forging
• Working Pressure: 2000psi-20000psi
• Specification Class: Psl1-Psl3
• Performance Class: Pr1-Pr2
• Transport Package: Wooden Case
• Specification: 2-1/16" - 21-1/4"
• Trademark: Apimeivalve
• Origin: China
• HS Code: 8431431000
• Production Capacity: 10000 Sets/Year

Product Description

1.Overview of the Wellhead Adapter Flange:

A.The oilfield wellhead adapter flange is designed in accordance with API 6A specification, the adapter

B.flange includes:blind flange, double studded adapter flange, welded neck flange adapter, companion ,hammer union flange

C.The wellhead adapter flange and with different combination and dimensions according to the different users' need, meeting the scene operation to a great extent.

 2.Characters of Wellhead Adapter Flange:

A.Made from high-strength alloy and processed specially with heating treatment.

B.Fit for Hydrogen sulfide H2S resistant service, manufactured with reference to NACEMR-0175 
technical specifications.

C.Top & bottom connections and outlets per customer design requirements by either flanged or clamp connections.

D.Used for high-pressure drilling, in conjunction with flat valve for preventing blowout and connecting  BOP.

Rated working pressure/psi	Flange size range
	Type 6B (in)	Type 6BX (in)
2000	2-1/16" ~ 21-1/4"	26-3/4" ~ 30"
3000	2-1/16" ~ 20-1/4"	26-3/4" ~ 30"
5000	2-1/16" ~ 11"	13-5/8" ~ 21 1/4"
10000	-	5-1/8" ~ 21 1/4"
15000	-	5-1/8" ~18 3/4"
20000	-	7-1/16" ~13 5/4"

Item	Description
1	WECO UNION ADAPTOR FLANGE 3-1/8" 5K WP FLANGE BTM X 2" WECO FIG. 1502 FEMALE SUB * C/W 2" WECO BLANKING PLUG WITH 1/2" NPT PORT * MATERIAL: AISI 4130
2	WECO UNION ADAPTOR FLANGE  2-1/16" 5K WP FLANGE BTM X 2" WECO FIG. 1502 FEMALE SUB * C/W 2" WECO BLANKING PLUG WITH 1/2" NPT PORT