Specifications
Brand Name :
YUHONG
Model Number :
WP316L-S TYPE A
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015, IEI
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiation
Payment Terms :
L/C AT SIGHT, T/T
Supply Ability :
10000 TONS PER MONTH
Delivery Time :
Depends on quantity
Packaging Details :
Ply-wooden Case Or Iron Case
Inspection :
RT, UT, PT
TYPE :
Stub Ens
Size :
1/2" - 60"
WT :
1.2mm to 34mm
Description

Stub End A403 WP316L-S TYPE A BW Oil Gas Petrochemical Natural Gas

Overwiew

316L lap style short end fittings are fittings used in place of welded flanges and require a rotating back-up flange. They are also referred to as lap joints and Vanstone flare type lap joints. A rotating back-up flange rests snugly against the rear face of the short end fitting. When bolts are added, the clamping action of the bolts presses the rotating back-up flange against the back of the 316L pipe end. The gasket surface of the 316L short end is then pressed against one gasket and the other gasket surface to provide a joint like a standard flanged joint. Sealing is accomplished by the gasket surface of the short end alone, with the flange providing only the clamping pressure on the joint.

In a piping system, the 316L lap stub end and its associated slip-on flange allow for quick disconnection of the specific section in question. 316l stub ends are installed in pairs and mated to two lap flanges. The surface of the stub has a pronounced serrated gasket surface that prevents leakage at the connection. With 316l stub ends, sections of pipe can be opened for cleaning, inspection, or quick replacement, etc., without re-welding. There are two basic types of lap joints, A.S.A. long barrel type and M.S.S. short barrel type. Under certain design criteria, such as temperature or pressure, it is not acceptable to have a joint between the 316l short end and the pipe in close proximity to the flange joint; in these applications, the A.S.A. type is used.

Mechanical Properties of ASTM A403 WP316L Stub End

Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
8.0 g/cm3 1399 °C (2550 °F) Psi – 75000 , MPa – 515 Psi – 30000 , MPa – 205 35%

Equivalent Grades of ASTM A403 WP316L Stub End

STANDARD WERKSTOFF NR. UNS JIS
SS WP316L 1.4301 S30400 SUS 304

Chemical Composition of ASTM A403 WP316L Stub End

Grade C Mn Si P S Cr Mo Ni Fe
SS 316 0.08 max 2.0 max 1.0 max 0.045 max 0.030 max 16.00 - 18.00 2.00 - 3.00 11.00 - 14.00 67.845 min

Application

Oil and gas

Petrochemical

Chemical

Marine environments

ASTM A403 WP316L-S Stub End  TYPE A BW Oil Gas Petrochemical Natural Gas

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ASTM A403 WP316L-S Stub End TYPE A BW Oil Gas Petrochemical Natural Gas

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Brand Name :
YUHONG
Model Number :
WP316L-S TYPE A
Certification :
ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2015, IEI
Place of Origin :
CHINA
MOQ :
500KGS
Price :
Negotiation
Contact Supplier
ASTM A403 WP316L-S Stub End  TYPE A BW Oil Gas Petrochemical Natural Gas
ASTM A403 WP316L-S Stub End  TYPE A BW Oil Gas Petrochemical Natural Gas
ASTM A403 WP316L-S Stub End  TYPE A BW Oil Gas Petrochemical Natural Gas
ASTM A403 WP316L-S Stub End  TYPE A BW Oil Gas Petrochemical Natural Gas

Yuhong Group Co.,Ltd

Verified Supplier
13 Years
zhejiang, ningbo
Since 2007
Business Type :
Manufacturer, Distributor/Wholesaler, Importer, Exporter, Trading Company, Seller, Other
Total Annual :
50M-70M
Employee Number :
50~850
Certification Level :
Verified Supplier
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