A572/S355JR bar with good tensile strength

The A572/S355JR round steel is manufactured using advanced metallurgical processes, ensuring consistent quality and performance. With its superior yield strength and tensile strength, this steel grade is capable of withstanding significant loads and stresses, making it perfect for use in bridges, buildings, and various industrial structures. Its excellent weldability and formability allow for easy fabrication, enabling engineers and contractors to create complex designs with confidence.
One of the standout features of A572/S355JR round steel is its resistance to atmospheric corrosion, which enhances its longevity and reduces maintenance costs over time. This makes it an ideal choice for outdoor applications and environments where exposure to the elements is a concern. Additionally, the steel's ability to perform well at low temperatures ensures that it remains reliable even in challenging conditions.

product details

specification

Product Name	A572/S355JR Carbon Steel Bar
Standard	AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, etc.
Diameter(mm)	Hot Rolling Round Bar	25-600	Cold Rolling Square Bar	6-50.8
	Hot Rolling Square Bar	21-54	Cold Rolling Hexagon Bar	9.5-65
	Cold Rolling Round bar	6-101.6	Forged Rebar	200-1000
Common Round Bar Specifications	3.0-50.8 mm, Over 50.8-300mm
Flat Steel Common Specifications	6.35x12.7mm, 6.35x25.4mm, 12.7x25.4mm
Hexagon Bar Common Specifications	AF5.8mm-17mm
Square Bar Common Specifications	AF2mm-14mm, AF6.35mm, 9.5mm, 12.7mm, 15.98mm, 19.0mm, 25.4mm
Length	1-6meters, Size Accept Custom
Production Process	Hot Rolling, Cold Rolling
Error	±1%
Certification	ISO 9001 ，CE，API
Surface treatment	Hot dip galvanizing, spraying, phosphating, polishing, pickling, heat treatment
Country of origin	China
Main Applications	Construction engineering, machinery manufacturing, automotive industry, bridge construction, pipeline and transport equipment, furniture manufacturing, power equipment, railway industry
Package	Bundling, wooden box packaging, plastic film packaging, pallet packaging, anti-rust oil coating, identification label
Payment Term	TT, LC,Cash, Paypal, DP, DA,Western Union or Others.
After-sales service	1. Quality assurance period 2. Return and exchange policy 3. Delivery and acceptance assistance 4. Customer feedback collection

Product Display

Chemical Composition

A572	C	Mn	P	S	Si
Grade42	0.21	1.35	0.03	0.03	0.15~0.4
Grade50	0.23	1.35	0.03	0.03	0.15~0.4
Grade60	0.26	1.35	0.03	0.03	0.40
Grade65	0.23~0.26	1.35~1.65	0.03	0.03	0.40

Mechanical Properties

A572	Yield Strength(Ksi)	Tensile Strength(Ksi)	Elongation % 8inches
Grade42	42	60	20
Grade50	50	65	18
Grade60	60	75	16
Grade65	65	80	15

Mechanical Properties

Physical Performance	Metric	Imperial
Density	7.80g/cc	0.282 lb/in³

Equivalent Material

EU	German Standard	Japanese Standard	French Standard	British Standard	Canada	Italy	Spain	National Standard	International	Portugal	India
EN	DIN,WNr	JIS	AFNOR	BS	HG	UNI	UNE	GB	ISO	NP	IS
S355JR	St52-3	SM490A	E36-2	50B	350W	Fe510B	AE355B	Q345B	E355C	FE510-B	IS961