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：
1/2"-48"
Stub End Wall Thickness:
SCH5S-SCH160
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
PMI
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 end uses in plumbing
Butt weld stub end uses in heating
Nickel alloy stub end uses in water supply systems
Duplex steel stub end uses 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 uses in ocean engineering
Monel 400 stub end uses 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,
welded pipe fittings suppliers, stockholder, traders, wholesaler, importer and exporter for stub end in stainless steel, duplex steel.
