Carbon ASTM A672 B70 Pipes

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Carbon ASTM A672 B70 Pipes Specification

Tolerance
As per ASTM A672 Standard

Application
Oil & Gas, Pipeline, Water Supply, Petrochemical, Power Plant

Surface Finish
Black Painted / Bare / Galvanized

Product Type
Seamless / Welded Carbon Steel Pipe

End Protector
Plastic Caps / Beveled Ends / Threaded

Connection
Welded / Threaded / Flanged

Material
Carbon Steel ASTM A672 Grade B70

Section Shape
Round

Standard
ASTM A672 / ASME SA672

Technique
Electric Fusion Welded (EFW)

Surface Treatment
Anti-corrosive Coating / Black Varnished / Galvanized

Alloy or Not
Non-Alloy

Outer Diameter
2 to 48 (60.3mm to 1219mm)

Thickness
3mm to 25mm

Size
Custom sizes available

Length
Single Random, Double Random, Custom Cut Lengths

About Carbon ASTM A672 B70 Pipes

What Are Specification Carbon ASTM A672 B70 Pipes?

Type		ASTM A672 Gr. B60/ B65/ B70/ C60/ C65/ C70 LSAW / SAW / EFW Pipe
Executive Standard		API SPEC 5L,GB/T 9711.1,GB/T 9711.2,GB/T 9711.3,SY/T5037
ASTM A671		Standard Specification for Electric-Fusion-Welded Steel Pipe for Atmospheric and Lower Temperatures
ASTM A672		Standard Specification for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures
Class Designation		Class 10, 11, 12, 13, 20, 21, 22, 23, 30, 31, 32, 33, 34, 40, 41, 42, 43, 50, 51, 52, 53, 60, 61, 62, 63, 70, 71, 72, 73.
Size	Outer Diameter	12-64 inch
	Wall Thickness	2-60mm SCH10, SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120, SCH140, SCH160, XXS
	Length	Single random length/Double random length 5m-14m,5.8m,6m,10m-12m,12m or as customer's actual request
Ends		Plain end/Beveled,protected by plastic caps on both ends, cut quare,grooved,threaded and coupling,etc
Surface Treatment		Bare,Painting black,varnished,galvanized,anti-corrosion PE PP/EP/FBE coating
Technical Methods		Hot-rolled/Cold-drawn/Hot-expanded
Testing Methods		Eddy current testing, Hydrostatic testing or Ultrasonic examination, NDT and also with chemical and physical property inspection
Packaging		Small pipes in bundles with strong steel strips,large pieces in loose; Covered with plastic woven bags; Suitable for lifting operation; Loaded in 40ft or 20ft container or in bulk Also according to customer's requests
Application		Conveying oil, gas and water
MOQ		1 ton
Production Capacity		5000 T/M
Delivery Time		Within 2 Weeks

Chemical Composition Of Carbon ASTM A672 B70 Pipes?

Specification	Steel grade	Chemical composition						Remarks
Specification	Steel grade	C	Si	Mn	P	S	Ti	Remarks
Pipes for pressure service ASTM A671, A672	-/A45	-/0.17	-	0.98	0.035	0.035	-	A671/ A672
	-/A50	-/0.22	-
	CA55/A55	0.28	-
	-/B55	-/0.20	0.13 ~0.45
	CB60/B60	0.24
	CB65/B65	0.28
	CB70/C70	0.31		1.30
	-/C55	-/0.18		0.55 ~0.98
	CC60/C60	0.21		0.55 ~0.98
	CC65/C65	0.24		0.79 ~1.30
	CC70/C70	0.27		0.79 ~1.30

Mechanical Properties Of Carbon ASTM A672 B70 Pipes?

Products	Steel Grade	BASE METAL MECHANICAL COMPOSITION				Welding point tensile strength (N/mm2)	Remarks
Products	Steel Grade	Yield point (N/mm2)	Tensile Stregth (N/mm2)	Test Pieces	Elongation (%)	Welding point tensile strength (N/mm2)	Remarks
Pipes for pressure service ASTM A671, A672	-/A45	-/165	-/310~450	-	-/30	-/310~450	A671/ A672
	-/A50	-/185	-/345~485		-/28	-/345~485
	CA55/A55	205	380~515		27	380~515
	-/B55	-/205	-/380~515		-/27	-/380~515
	CB60/B60	220	415~550		25	415~550
	CB65/B65	240	450~585		23	450~585
	CB70/B70	260	485~620		21	485~620
	-/C55	-/205	-/380~515		-/27	-/380~515
	CC60/C60	220	415~550		25	415~550
	CC65/C65	240	450~585		23	450~585
	CC70/C70	260	485~620		21	485~620

Superior Quality and Compliance

Carbon ASTM A672 Grade B70 pipes conform to international standards, ensuring both safety and consistent mechanical performance. Produced via the Electric Fusion Welded (EFW) process, these pipes meet stringent ASTM A672 specifications for strength and dimensional tolerance. Their non-alloy carbon steel composition makes them well-suited for use in demanding industries such as oil and gas, petrochemicals, and power plants.

Flexible Dimensions and Customization

Supplied in outer diameters from 60.3mm to 1219mm and thicknesses of 3mm to 25mm, Carbon ASTM A672 B70 pipes can be customized to suit specific project requirements. Lengths are available as single random, double random, or custom cut. Connection options include welded, threaded, and flanged, ensuring compatibility with varying systems and client needs.

Comprehensive Packaging and Reliable Dispatch

Each pipe is securely packed with plastic end caps, bundled in hexagonal shapes, and wrapped in plastic sheets to prevent damage during transport. Standard marking as per ASTM A672 is provided for traceability. Orders are dispatched efficiently from major Indian ports, including Mumbai, Nhava Sheva, and Kandla, ensuring global reach and timely delivery.

FAQs of Carbon ASTM A672 B70 Pipes:

Q: How are Carbon ASTM A672 B70 Electric Fusion Welded Pipes inspected before shipment?

A: Every pipe is subject to a 100% hydrostatic test and is eligible for third-party inspections to ensure compliance with ASTM A672 standards. Standard marking and detailed inspection reports can be provided upon request.

Q: What applications are Carbon ASTM A672 B70 pipes most suitable for?

A: These pipes are widely used in oil and gas transmission, water supply systems, petrochemical plants, and power generation facilities, owing to their high strength, durability, and reliability in moderate temperature environments.

Q: When should I select ASTM A672 Grade B70 over other grades?

A: ASTM A672 B70 is an excellent choice when your application demands a balance of high yield (minimum 485 MPa) and tensile strength (minimum 585 MPa) at low to moderate temperatures, particularly in critical industrial installations.

Q: Where can Carbon ASTM A672 B70 pipes be dispatched from in India?

A: Orders are shipped from leading Indian ports such as Mumbai, Nhava Sheva, and Kandla, ensuring prompt and efficient global deliveries for international and domestic clients.

Q: What are the available packing and surface treatment options for these pipes?

A: Pipes are packaged using plastic end caps, hexagonal bundling, and protective plastic wrapping. Surface treatments include black paint, bare finish, galvanizing, anti-corrosive coatings, and black varnish, according to customer preference.

Q: How can these pipes be connected in pipeline systems?

A: Carbon ASTM A672 B70 pipes offer versatile connection options: welded, threaded, or flanged, accommodating diverse project installation requirements.

Q: What are the main benefits of choosing ASTM A672 B70 pipes for industrial use?

A: Clients benefit from robust quality, flexible size customization, superior mechanical properties, certified inspections, and safe packingmaking these pipes a reliable solution for critical infrastructure projects.

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