0086-21-61182423

A283GrA/B/C/D, A36, S235JR, S235J0, S235J2, S275JR, S275JO, S275J2, S355JR Channel steel /beam steel/Square pipe ----Katalor Enterprises

0086-21-61182423

[email protected]

PRODUCT

more +

Steel Processing

Katalor keeps more than 10,000 tons SMn420 steel plates in stock each month. We can meet our customer's any quantity request. Based on these stock source, our advantage industry spread into steel process like : cutting ( any size and any shape ) drilling, welding, milling, machining and steel structure.

more +Latest News

Saw Cutting katalor supplied

Saw Cutting is High Accuracy, High Quality .According to the form of the tool, sawing/ saw cutting includes bow sawing, circular sawing, band sawing and sawing of the grinding wheel. Saw cutting belongs to mechanical cutting method. Sawing machine, d
ASTM A240 202 Stainless Square Tube Mechanical Properties

ASTM A240 202 Stainless Square Tube can be offered by us, we have ASTM A240 202 Stainless Square Tube suppliers and manufacturer ,if you need ASTM A240 202 Stainless Square Tube price and specification ,please contact us.
S355j2 channel steel bar mechanical properties

S355J2 is the most common high strength steel for construction that we sell. It is a non-alloy structural steel to EN10025-2 2004. S355j2 channel steel offers high yield and THE BEST WEIGHT LOSS PILLS tensile strength with a minimum yield strength of

Katalor Enterprises are mainly engaged in marketing and processing of various specifications of carbon steel , stainless steel, corten steel . Not only offering the steel products, Katalor Enterprises but also can offer the steel processing service.

CONTACT DETAILS

Address

Room 301,Unit 6,lane 2500,xiupu Road,Kangqiao Industrial Area,Pudong New District,Shanghai

Phone / Fax

TEL : 0086-21-61182423 or PHONE : 0086-18317160019
FAX : 0086-21-61182425

E-mail

E-mail : [email protected]

CONTACT FORM

">[email protected]

You are here : section steel--Katalor steel > Flat-Bulb Steel for shipbuilding > 正文KR GRADE A bulb flat steel

KR GRADE A bulb flat steel

KR GRADE A bulb flat steel

bulb flat steel is a kind of section steel which mainly used in shipbuilding field and bridge build field. In recently years, with the rapid development of the shipbuilding industry, shipbuilding bulb flat steel has a large demand in the market. Most of larges ship chose bulb flat steel as their main hull, which we also called keel.

Currently, the bulb flat steel in Chinese market are produced according to the standard of GB/T9945-2012 “Hot-rolled bulb flat steels”, similar standard include EN10067, JIS G3192, ISO 657-19. Please click here to find the size information.

KR /A bulb flat steel is a normal strength hull structural steel, below is the technique data of KR GRADE A bulb flat steel

Chemical Composition of KR GRADE A bulb flat steel

Grade	Chemical Composition %
Grade	C	Si	Mn	P	S	Cu	Cr	Ni
KR A	≤0.21	≤0.50	≥0.50	≤0.035	≤0.035.	≤0.35	≤0.30	≤0.30

Mechanical Properties of KR GRADE A bulb flat steel

Grade

Tensile Test

Impact Energy KV2/J

Yield Strength ReH/Mpa

Tensile Strength Rm/Mpa

Elongation A/%

Temperature

℃

Longitudinal

Transverse

KR A

≥235

400-520

≥22

We are a bulb flat steel manufacturer and supplier, who has large quantity bulb flat steel in stock, please send us your inquiry if you need bulb flat steel. We can supply bulb flat steel with Classification Society Certification such as LR, BV, ABS, DNV, RINA, NK, KR, GL, CCS, and so on.

Katalor Enterprises always supply prime quality product to customer, we have the lowest price and best service, if you need bulb flat steel, please contact us.