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Contact Person : Jennifer
Phone Number : +86-1381 2020 947
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NPS 4‘’ 114.3mm welding Stud Tubes of ASTM A335 P5 / P9 SMLS alloy steel

Place of Origin China.Imported materials are available
Brand Name Reliance
Certification CE,ISO...
Model Number Studs
Minimum Order Quantity N/A
Price N/A
Packaging Details (1) Waterproof steel frame bundle with each end capped; (2) Steel frame case sealed by plywoods with each end capped.
Delivery Time Ex-work with 5 week on receipt of order.
Payment Terms T/T, L/C
Supply Ability Daily capacity up to 80,000 Studs
Product Details
Compamy Type Manufacturer, Importer & Exporter Fin Tube Type Studded Tubes/Stud Welding Tube
Fins Type Round,Oval,Pin Origin China
Nearest Port Shanghai Port, China Recent Buyer From Korea In Oct In 2014
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Stud pipe

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Product Description

ASTM A335 P5 / P9 SMLS alloy steel , NPS 4‘’ (114.3mm) welding studded tubes​

 

ASTM A335 / A335M :

Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service

 

Material

C

Si

Mn

P

S

Mo

Cr

 

%

%

%

%

max

%

max

A 335 Grade P1

0,10 - 0,20

0,10 - 0,50

0,30 - 0,80

0,025

0,025

0,44-0,65

 

A 335 Grade P5

max. 0,15

max. 0,50

0,30 - 0,60

0,025

0,025

0,45-0,65

4,00-6,00

A 335 Grade P11

0,05 - 0,15

0,50 - 1,00

0,30 - 0,60

0,025

0,025

0,44-0,65

1,00-1,50

 

A 335 Grade P12

0,05 - 0,15

max. 0,50

0,30 - 0,61

0,025

0,025

0,44-0,65

0,80-1,25

A 335 Grade P22

0,05 - 0,15

max. 0,50

0,30 - 0,60

0,025

0,025

0,87-1,13

1,90-2,60

Quick Detail:

 

General Studded Tubes production capacity

General specifications of Studded Tubes tubes

Production facility: 3 finning machines;

Daily capacity up to 80,000 studs;

Tube OD: 219 mm max.

Tube Thickness: 4mm~15mm

Tube Length: 16 meters max.

Studs OD: OD6mm~OD16mm

Studs Height: 10mm Min.

 

 

Manufacturing process:

Studs are fully automatically welded onto the tube by resistance welding.

 

Acceptance criteria

Approved drawings and the delivery conditions (TDC) of clients.

 

Delivery condition

Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of extruded bimetallic fin tube.

 

Surface Protection:

Oil dip, black coating or varnish.

 

Type of Studs

Cylindrical or elliptical

 

Documentation

It shall include raw materials mill certificates, inspection and test samples results and warranty certificate of manufacturer.

 

Applications:

  1. Furnace
  2. Chemical
  3. Petrochemical industry
  4. Power station etc.

 

Specifications:

 

Items General Materials Popular ASTM /ASME Materials
Core Tube Material

 Carbon Steel 

 Alloy Steel

 Heat  Resistant Steel,

 Stainless Steel

1. Carbon Steel: A106 Gr. B

2. Stainless Steel: TP304/304L,TP316/TP316L, TP347

3. Alloy Steel: P5,T5,P9,T9,T11,T22

Studs

Material 

 Carbon Steel 

 Stainless Steel

1. Carbon Steel 

2. Stainless Steel: 

     TP409/410,TP304/304L,TP316/TP316L, TP321/TP321L

 

Dimensions Data Sheet We're Supplying.

  General Descriptions of Studded tubes

Popular Specifications we make

Tube OD(mm)

OD38mm~OD219mm

Tube Wall Thickness(mm)

4mm~15mm

Tube Length(mm)

16,000mm Max.

Studs OD(mm)

OD6mm~OD16mm

Studs Height(mm)

10mm~45mm

Please email us for more information as your request.

 

 

Competitive Advantage:

  1. We have more than 10,000 square meters workshop, including 3 finning machines, daily extrusion capacity up to 80,000 studs.
  2. Shanghai Port is our nearest seaport and airport, less than 2 hours’ drive away from our workshop, convenient transportation.
  3. Due to their high rigidity, studded tubes can be used even under extreme temperature and pressure conditions.