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Help CenterNPS 4 114.3mm Welding Stud Tubes of ASTM A335 P5 / P9 SMLS Alloy Steel
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Certification:SGS, ABS, BV, TUV…
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:
Furnace Chemical Petrochemical industry 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) |
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