Stub End

Product description

We are a stub end manufacturer, supplier and exporte, stub end divided into Europe system, Japan system, America system and lap Joints.

ASME/ANSI B61.9 for long type stub end, MSS SP 43 for short stub end.

HG20621 for short stub end, GB9118 1TYPE for long stub end, and 2 type for short stub end. Lapped joints for DIN2641 and DIN 2642 flange

STUB END(Lap Joint For Flange)

Stub End Forming Type:

1/2"-16"Integal Cold Forming 18"-48"Argon Welding Forming

Stub End Size:


Stub End Wall Thickness:


Stub End Standard:

ASME/ANSI B16.9 MSS-SP-43 HG20621 GB9118 SH3406 HG20599 DIN2641(PN6) DIN2642(PN6)

Stub End Material:

Stainless Steel:

OCr18Ni9,0Cr18Ni9Ti, 1Cr18Ni9Ti, 0Cr18Ni12Mo2Ti, 00Cr19Ni10, 00Cr17Ni14Mo2, ASTM A403-WP304, WP304L, WP304/304L, WP304H, WP316, WP316L,WP316/316L, WP321, WP321H, WP347, WP347H

Super Stainless Steel:

ASTM 904L, B366-N08904, A403-WP317, 317L, 254SMO(UNS S31254)

Duplex & Super Duplex Steel:

ASTM A815-S31803, S32205, S32750, S32760, 2205

Nickel Alloy Steel:

B361 WP6061, B366 N08904, N010276, N04400, N06600, N08825, N10276

B625 N08904, B574 N04400 , N06600, N010276, B649 N08904

Stub End Tests and Inspections

X Radiography Test

Mechanical Test

Chemical Composition Analysis

Permeation Test

Ultrasonic Test

Metallographic Structure Test

Intergranular Corrosion Test

Hardness Test

Flattening Test


Impact Test

Stub End Documentation Offered

Raw Material Test Report

EN10204 3.1 Test Certificate

Heat Treatment Chart

Heat Treatment Report

Quality Assurance Plan

Inspection and Test Procedure Report

Welding Procedure Specification

Procedure Qualification Record

Stub End Application

Short stub end uses in oil and gas pipeline

Long stub end uses in chemical industry

Stainless steel stub enduses in plumbing

Butt weld stub end uses in heating

Nickel alloy stub end fittingsuse in water supply systems

Duplex stainless stub endsuses in power plant

Stainless steel butt weld stub end uses in paper industry

Super duplex steel stub end uses in general purpose applications

Monel stub end uses in fabrication industry

Hastelloy alloy stub end uses in petroleum

JIS stub end uses in papermaking

ASME B16.9 stub end uses in shipbuilding

high quality stub end uses in petrochemical

alloy 20 stub end uses in natural gas industry

MSS SP 43 stub end pipe fittinguses in ocean engineering

Monel 400 stub end fittinguses in nuclear industry

Monel 800 stub end uses in food and beverage

DIN stub end uses in electrical powerplant

Stainess steel butt weld long stub end uses in pharmacy

We are stock, distribution, manufacturer, suppliers, stockholder, traders, wholesaler, importer and exporter for stub end in stainless steel, duplex steel.

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