ASTM A276 Round Bar and ASME SA 276 Rod Specification

Table of content

ASTM A276 condition A and B Hex Bar surface finish
ASTM A276 Round Bar specification
SA 276 Flat Bar size chart
ASTM A276 bar types
A276 square bar application
ASTM A276 forged bar tolerance
ASTM A276 round bar chemical composition
A276 bar mechanical & physical properties
SA 276 forged bar equivalent properties

ASME SA 276 Rod Manufacturer in Chennai, India

ASTM A276 round bar

A276 hex bar

ASME SA 276 rod

Supplier of ASTM A276 condition A and B Hex Bar in precision, peeled and rough finish

ASTM A276 condition A and B Hex Bar surface finish

Centreless Ground

Belt Polished

Grit Polished

ASTM A276 Round Bar specification

ASTM A276 round bar size

4mm to 500mm

SA 276 polished bar hardness range

95 RB

A276 rod temperature range

up to 927°C

ASME SA 276 hex bar tensile strength

18mm – 57mm

ASTM A276 condition A forged bar tolerance

H8 - H13, K9 - K12

astm a276 Round Bar length

3 meter - 6 meter

SA 276 round surface finishes

Rough turned
Smooth turned
Bright
Smooth turned
Cold drawn turned
Polished
Annealed

Shapes of ASTM A276 rounds

Round
Squares
Hexagons
Hot-rolled
Hollow
Rectangle, etc

ASTM A276 condition B billets required quality testing

Mechanical testing
Surface testing
Chemical analysis
Ultrasonic testing
Corrosion testing

Find best quality SA 276 Flat Bar in size ranging from 12 to 100 mm dia and 2 mm to 3 mm thickness

SA 276 Flat Bar size chart

ASTM A276 Round Bar Supplier in Chennai, offers SA 276 Flat Bar in Various Sizes at Best Price

Size	Weight	Weight
(mm)	(Kg/meter)	(kg/foot)
20 x 3	0.143	0.470
20 x 5	0.241	0.790
20 x 6	0.287	0.942
18 x 4	0.180	0.585
12 x 3	0.086	0.282
12 x 5	0.143	0.470

ASTM A276 bar types

ASTM A276 forged bar

A276 hex bar

ASTM A276 condition A square bar

SA 276 bright bar

ASTM A276 condition B rectangular bar

ASME SA 276 flat bar

Stockist of A276 square bar in 6 RA, 32 RA, and 63 RA finishes for oil & gas, shipbuilding and aerospace industries

A276 square bar application

Power Industries
Shipins Building Industries
Paper Sectors
Cement Sectors
Chemical companies
Railways
Gas & oil Industries
Food Industries
Equipments
Pipeline
Hoses & Fittings
Mining
Shaft Making
Miscellaneous Fabrication Jobs

Check ASTM A276 forged bar specification, tolerance chart and Size chart here

ASTM A276 forged bar tolerance

Tolerances for Cold Drawn SA 276 ASME Round Bar
Shape / Section	Diameter or width across flats, Size	Permitted variation
Shape / Section	mm	mm
Flat (thickness)	< 18 > 18 ≦ 30 > 50 ≦ 80 > 30 ≦ 50	+ 0 to – 0.110 + 0 to – 0.130 + 0 to – 0.350 + 0 to – 0.250
Round	≥6 ≦ 18 > 18 ≦ 30 > 30 ≦ 50 > 80 ≦ 100 > 50 ≦ 80	+ 0 to – 0.070 + 0 to – 0.085 + 0 to – 0.100 + 0 to – 0.140 + 0 to – 0.120
Square and hexagon	≥ 6 ≦ 18 > 18 ≦ 30 > 30 ≦ 50 > 80 ≦ 105 > 50 ≦ 80	+ 0 to – 0.090 + 0 to – 0.110 + 0 to – 0.130 + 0 to – 0.250 + 0 to – 0.160
Flat (width)	< 18 > 18 ≦ 30 > 30 ≦ 50 > 50 ≦ 80 > 80 ≦ 100 > 100 ≦ 130 > 160 ≦ 320 > 130 ≦ 160	+ 0 to – 0.110 + 0 to – 0.130 + 0 to – 0.160 + 0 to – 0.190 + 0 to – 0.220 + 0 to – 0.350 + 1.00 to – 1.00 + 0 to – 1.00

ASTM A276 Round Bar Tolerances
Section	Permitted overall variation			Size, diameter
	Class A	Class B	Class C	Size, diameter
	Round	0.05	0.025	0.013

ASME SA 276 Round Bar Tolerance ISO “H” Series in MM
NOMINAL SIZE	p	H10	H11	h12	h6	h7	h8	h9
DIAMETER mm	p	H10	H11	h12	h6	h7	h8	h9
~ to 3	+0.004/0	+0.04/0	+0.06/0	+0.1/0	+0.006/0	+0.01/0	+0.014/0	+0.025/0
over 3 to 6	+0.005/0	+0.048/0	+0.075/0	+0.12/0	+0.008/0	+0.012/0	+0.018/0	+0.03/0
over 10 to 18	+0.008/0	+0.07/0	+0.11/0	+0.18/0	+0.011/0	+0.018/0	+0.027/0	+0.043/0
over 6 to 10	+0.006/0	+0.058/0	+0.09/0	+0.15/0	+0.009/0	+0.015/0	+0.022/0	+0.036/0
over 18 to 30	+0.009/0	+0.084/0	+0.13/0	+0.21/0	+0.013/0	+0.021/0	+0.033/0	+0.052/0
over 30 to 50	+0.011/0	+0.1/0	+0.16/0	+0.25/0	+0.016/0	+0.025/0	+0.039/0	+0.062/0
over 80 to 120	+0.015/0	+0.14/0	+0.22/0	+0.35/0	+0.022/0	+0.035/0	+0.054/0	+0.087/0
over 50 to 80	+0.013/0	+0.12/0	+0.19/0	+0.3/0	+0.019/0	+0.03/0	+0.046/0	+0.074/0
over 120 to 180	+0.018/0	+0.16/0	+0.25/0	+0.4/0	+0.025/0	+0.04/0	+0.063/0	+0.1/0
over 180 to 250	+0.02/0	+0.185/0	+0.29/0	+0.46/0	+0.029/0	+0.046/0	+0.072/0	+0.115/0

ASTM A276 round bar chemical composition

Silicon	Sulfur	Phospherous	Chrome	Nickel	Carbon	Manganese
0.75	0.030	0.045	18.0 - 20.0	8.0 - 10.50	0.08	2.00

A276 bar mechanical & physical properties

ASTM A276 Round Bar Supplier in Chennai, Offering SA 276 Bars With High Tensile Strength at Low Cost

Grade	Tensile strength	Density	Yield strength	Melting points	Elongation
SS	Psi – 75000 , MPa – 515	8.0 g/cm3	Psi – 30000 , MPa – 205	1400 °C	35%, 40%

SA 276 forged bar equivalent properties

UNS	WERKSTOFF NR.	EN	GOST	AFNOR	JIS	BS
S30403	1.4306/1.4307	X2CrNi18-9 / X2CrNi19-11	03Х18Н11	Z3CN18‐10	SUS 304L	304S11
S30400	1.4301	X5CrNi18-10	08Х18Н10	Z7CN18‐09	SUS 304	304S11

Why Choose Virwadia Metal Corporation?

One of the oldest Bright Bar Suppliers in Chennai and maintains a wide stock of Rounds and Hex Bars in Mirror Finish in 300, 400 Series.
A trusted SS Bar Stockist in Chennai also offer MTC 3.1 and Value Added Services such as peeling, cold drawing and grinding
Fasteners manufacturers in Chennai prefer to buy Raw Material from Virwadia Metal for their timely delivery and lowest price in Tamil Nadu
Direct delivery from Round Bar Stock to major cities of Tamil Nadu suc as Hosur, Salem, Coimbatore, Erode, Tada, Sriperumbudur, Sri city and Erode
Stockholder and Trader of high dimensional tolerance SS Bright Bars in Chennai
Supplier of cold drawn and forged bars in 22mm to 63.5mm Diameter