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ASTM A615 Concrete Rebar Grade 40

ASTM A615 Grade 40 is a standard specification for deformed and plain carbon steel reinforcing bars used in concrete construction. With a minimum yield strength of 40,000 psi (275 MPa), Grade 40 rebar provides reliable structural reinforcement for a wide range of residential, commercial, and infrastructure projects where moderate strength and cost-effectiveness are prioritized.

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ASTM A615 Concrete Rebar Grade 40 Description

Key Characteristics

Material: Made from high-strength carbon steel, ensuring durability and performance.

Surface: Deformed (ribbed) surface pattern for superior bond strength with concrete.

Strength: Minimum yield strength of 40,000 psi (275 MPa); tensile strength conforms to ASTM A615 standards.

Applications: Ideal for reinforced concrete elements such as slabs, beams, columns, foundations, pavements, and retaining walls in non-seismic or low-seismic regions.

Advantages: Offers an excellent balance of strength, ductility, and economy, making it a versatile choice for general construction.

ASTM A615 American Rebar Specifications
DIMENSION ( mm. )	LENGTH ( m. )	NUMBERS OF REBARS (QUANTITY)	ASTM A 615 / M Grade 40
DIMENSION ( mm. )	LENGTH ( m. )	NUMBERS OF REBARS (QUANTITY)	Kg / m.	THEORETICAL WEIGHT OF BUNDLE ( Kg. )
8	12	420	0.395	1990.800
10	12	270	0.617	1999.080
12	12	184	0.888	1960.704
14	12	136	1.208	1971.456
16	12	104	1.578	1969.344
18	12	82	2.000	1968.000
20	12	66	2.466	1953.072
22	12	54	2.984	1933.632
4	12	47	3.550	2002.200
25	12	42	3.853	1941.912
26	12	40	4.168	2000.640
28	12	33	4.834	1914.264
30	12	30	5.550	1998.000
32	12	26	6.313	1969.656
36	12	21	7.990	2013.480
40	12	17	9.865	2012.460

Scope of Application

Widely used in houses, bridges, roads, especially railways and other civil engineering.

USA	Japan	Germany		U.K.		France	Italy	Spain	Switzerland	China
AISI/SAE	JIS	W‐nr.	DIN	BS	EN	AFNOR	UNI	UNE	SS	GB
A570.36	STKM 12A	1.0038	RSt.37‐2	4360	‐	E 24‐2	‐	‐	1311	15
-	STKM 12C	-	-	40 C	-	Ne	-	-	-	-
1015	‐	1.0401	C15	080M15	‐	CC12	C15, C16	F.111	1350	15
1020	‐	1.0402	C22	050A20	2C	CC20	C20, C21	F.112	1450	20
1213	SUM22	1.0715	9SMn28	230M07	1A	S250	CF9SMn28	F.2111	1912	Y15
1213	SUM22	1.0715	9SMn28	230M07	1A	S250	CF9SMn28	11SMn28	1912	Y15
12L13	SUM22L	1.0718	9SMnPb28	‐	‐	S250Pb	CF9SMnPb28	11SMnPb28	1914	‐
‐	‐	1.0722	10SPb20	‐	‐	10PbF2	CF10Pb20	10SPb20	‐	‐
1215	‐	1.0736	9SMn36	240M07	1B	S300	CF9SMn36	12SMn35	‐	Y13
12L14	‐	1.0737	9SMnPb36	‐	‐	S300PB	CF9SMnPb36	12SMnP35	1926	‐
1015	S15C	1.1141	Ck15	080M15	32C	XC12	C16	C15K	1370	15
1025	S25C	1.1158	Ck25	‐	‐	‐	‐	‐	‐	25
A572-60	‐	1.890	StE380	4360 55	‐	‐	FeE390KG	‐	2145	‐
1035	‐	1.0501	C35	060A35	‐	CC35	C35	F.113	1550	35
1045	‐	1.0503	C45	080M46	‐	CC45	C45	F.114	1650	45
1140	‐	1.0726	35S20	212M36	8M	35MF4	‐	F210G	1957	‐
1039	‐	1.1157	40Mn4	150M36	15	35M5	‐	‐	‐	40Mn
1335	SMn438(H)	1.1167	36Mn5	‐	‐	40M5	‐	36Mn5	2120	35Mn2
1330	SCMn1	1.1170	28Mn6	150M28	14A	20M5	C28Mn	‐	‐	30Mn
1035	S35C	1.1183	Cf35	060A35	‐	XC38TS	C36	‐	1572	35Mn
1045	S45C	1.1191	Ck45	080M46	‐	XC42	C45	C45K	1672	Ck45
1050	S50C	1.1213	Cf53	060A52	‐	XC48TS	C53	‐	1674	50
1055	‐	1.0535	C55	070M55	9	‐	C55	‐	1655	55
1060	‐	1.0601	C60	080A62	43D	CC55	C60	‐	‐	60
1055	S55C	1.1203	Ck55	070M55	‐	XC55	C50	C55K	‐	55
1060	S58C	1.1221	Ck60	080A62	43D	XC60	C60	‐	1678	60Mn
1095	‐	1.1274	Ck101	060A96	‐	XC100	‐	F.5117	1870	‐
W1	SK3	1.1545	C105W1	BW1A	‐	Y105	C36KU	F.5118	1880	‐
W210	SUP4	1.1545	C105W1	BW2	‐	Y120	C120KU	F.515	2900	‐

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The company has become a trustworthy partner of the international steel industry. After nearly two decades of unremitting efforts, our customer base now covers more than 110 countries and regions in Europe, the Middle East, South America, and Southeast Asia.

Service Phone

+86 18115375867

sales1@yonggangmetal.com

Factory workshop

As a leading steel supply chain enterprise, Jiangsu Yonggang Supply Chain Co., Ltd. has established a solid business network in domestic and international markets, relying on its strong resource integration capabilities. The company has a complete warehousing and logistics system covering major industrial areas, ensuring efficient product circulation. Through years of dedicated work, the company has accumulated rich industry experience, serving customers worldwide, including large-scale engineering projects and manufacturing enterprises. The company emphasizes sustainable development, significantly improving operational efficiency through optimized supply chain management, and providing customers with reliable and flexible solutions.

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CUSTOMER VISIT

APPLICATION AREAS

The company's products are widely used in construction, machinery manufacturing, energy infrastructure, and other industries, meeting diverse domestic and international market demands. By integrating upstream and downstream resources, the company provides one-stop steel procurement and distribution services, aiming to become a core partner in the global steel supply chain.

CUSTOMER REVIEWS

Purchasing Manager

"We've been cooperating with Yonggang Steel for three years, and the product quality has always been consistently stable and reliable. Whether it's the tensile strength of the rebar or the dimensional accuracy of the profiles, they fully meet national standards, and some even surpass those of our competitors. Delivery times have never been delayed, especially for urgent orders. The sales team responds 24/7, and logistics are efficient, saving us considerable time and costs. I highly recommend them to any partner who needs high-quality steel!"

Technical Director

"We produce high-precision equipment, and we have high requirements for the material and processing performance of the steel." "Extremely high. Yonggang Steel's technical team customized steel plates with a special alloy ratio according to our needs, solving our long-standing problem of heat treatment deformation. Their professional service and rapid response make them a supplier we can trust long-term!"

Project Manager

"In the Yonggang high-speed rail project, Yonggang Steel provided full-service, one-stop service. From material selection and on-site technical guidance to after-sales testing, dedicated personnel were assigned to each step. Especially during the pandemic, they coordinated resources from multiple parties to ensure supply and maintain project progress. A company like this deserves to thrive!"

Plant Owner

"Even small-batch orders can enjoy VIP treatment! Yonggang Steel's sales team didn't treat our small orders carelessly; instead, they recommended a more material-saving cutting solution based on our processing techniques, helping us reduce material waste by 15%. Transparent pricing and flexible payment terms are incredibly friendly to SMEs!"

Export Trading Manager

"Export orders have strict requirements for material certification and packaging. Yonggang Steel's quality inspection reports are detailed and standardized, and the packaging uses rust-proof treatment and wooden pallets for reinforcement. There was no rust after three months of sea freight. Last year, we exported 3,000 tons of H-beams to Southeast Asia, and the customer had zero complaints during acceptance. This year, we've already increased our order to 8,000 tons!"

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YONGGANG SUPPLY CHAIN

Focuses on the steel supply chain field, with its main business covering a variety of steel products, including pipes, plates, coils, bars, rebar, reinforcing bars, and profiles.

E-mail:sales1@yonggangmetal.com
WhatsApp: +86-18115375867

Tel:+86-18115375867