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JIS G 3462 STBA22 STBA23 Grade Circular Alloy Steel Pipe for Boiler , Super Heater 

Place of Origin: Jiangsu, China (Mainland) 
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JIS G 3462 SEAMLESS ALLOY STEEL TUBE FOR BOILER AND SUPERHEARTER
 
 

 

 

JIS G 3462 SEAMLESS ALLOY STEEL TUBE FOR BOILER AND SUPERHEARTER

 

 

Specifications:

 

Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling

Ends: BE, ends caps

Marking: as per requirement

Size:(mm)  As per standard or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length

Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement

 

 

CHEMICAL COMPOSITION (%):

 

Grade

Chemical Composition

C

Si

Mn

P

S

Cr

Mo

STBA22

≤0.15

≤0.50

0.300.60

≤0.035

≤0.035

0.801.25

0.450.65

STBA23

≤0.15

0.501.00

0.300.60

≤0.030

≤0.030

1.001.50

0.450.65

 

 

MECHNICAL PROPERTIES (Minimum Values) :

 

Grade

Tensile Strength (MPa)

Yield Strength(MPa)

Elongation(%)

STBA22

≥415

≥210

≥30

STBA23

≥415

≥210

≥30

 

 

INSPECTION AND TEST:

 

CHEMICAL COMPOSTION TEST. MECHANICAL PROPERTIES TEST(tensile strength, yield strength, elongation, flaring, flattening, hardness, etc). SURFACE AND DIMENSION CHECK. NON-DESTRUCTIVE TEST(eddy current test/ultrasonic test), HYDRAULIC TEST.

 

 

Description:

 

JIS G 3462 SEAMLESS STEEL TUBE FOR BOILER AND SUPERHEARTER. Mainly used for boiler, superheater, boiler flue, preheating tubes, etc.

Top quality products

 

 

Applications:

 

Mainly used for boiler, superheater, boiler flue, preheating tubes, etc.

 

 

Competitive Advantage:

 

Advanced equipments. Serious attitude on quality control. Sincere, frank attitude to cusomter.  Always put quality on first consideration makes us keep our qulity stable and good. Always put customer’s benefit before ours makes our good service and gain us good reputation.

 

 

 

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Tel: 86-519-83830661
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Company Info

CHANGZHOU RUIYUAN STEEL TUBE CO., LTD. [China (Mainland)]


Business Type:Manufacturer
City: Changzhou
Province/State: Jiangsu
Country/Region: China (Mainland)

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