CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

 

We are leading manufacturer of CDS and HFS pipes and Tubes.

Home
Products
About Us
Factory Tour
Quality Control
Contact Us
Request A Quote
Home ProductsSeamless Boiler Tubes

Carbon Steel Industrial Seamless Boiler Tube, Grade STBA22 / STBA23

Good quality Seamless Boiler Tubes for sales
Good quality Seamless Boiler Tubes for sales
RUIYUAN is a reliable supplier, we trust in them and already cooperated for 5 years. They offer good and stable quality, best service and price.

—— Mr.Wang from SINOPEC

As we've cooperated more than 7 years, RUIYUAN is not only a business partner, but also became a very best friend for us.

—— Mr.Sanjay Bajaj

They will always keep their words, and always put customer's benefit on first consideration, that's why we chose them as a long-term business partner!

—— Mr.Thomas BIttig

I'm Online Chat Now

Carbon Steel Industrial Seamless Boiler Tube, Grade STBA22 / STBA23

China Carbon Steel Industrial Seamless Boiler Tube,  Grade STBA22 / STBA23 supplier

Large Image :  Carbon Steel Industrial Seamless Boiler Tube, Grade STBA22 / STBA23

Product Details:

Place of Origin: JIANGSU, CHINA
Brand Name: CHANGZHOU RUIYUAN
Certification: ISO9001, ISO14001, PED

Payment & Shipping Terms:

Minimum Order Quantity: 0.3 MT
Packaging Details: Ends caps, Hexagonal Bundles with steel strips and plastic bags wrapping outside/Wooden box/Steel frame/Or as per client’s requirement.
Delivery Time: 20~30 days after order
Payment Terms: T/T, L/C, D/P, CASH, D/A, Western Union
Supply Ability: 6000MT/Month
Detailed Product Description
STANDARD: JIS SHAPE: CIRCULAR
CERTIFICATE: PED, ISO9001, ISO14001 PLACE OF ORIGIN: JIANGSU, CHINA
SECONDARY OR NOT: BRAND NEW TECHNIQUE: SEAMLESS
SURFACE: BARE, OIL, VARNISH, BLACK PROCESSING: COLD DRAWN
APPLICATION: BOILER, SUPER HEATER

Carbon Steel Industrial Seamless Boiler Tube, Grade STBA22 / STBA23

 

 

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

0.30~0.60

≤0.035

≤0.035

0.80~1.25

0.45~0.65

STBA23

≤0.15

0.50~1.00

0.30~0.60

≤0.030

≤0.030

1.00~1.50

0.45~0.65

 

 

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:

 

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.

Advanced equipments. Sincere , truth and careful attitude on communication and production. 

Contact Details
CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.

Contact Person: Ms. Brenda

Send your inquiry directly to us (0 / 3000)