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We offer steel and steel fabrication services

We are a first-class steel service center with industry-leading technology, offering a wide range of steel and processing services to our customers.

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May Qin： 8618913010472 / [email protected]

Large Diameter Seamless Pipe Classification

Our company produces and sells various types of steel products. This website only displays some products. If you have further needs, please fill in the form or contact us via email.

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Product Categories

Steel Plate
Steel Pipe
Steel Coil
Steel Rod
Steel Section
Steel wire

Large Diameter Seamless Pipe Chemical Composition

GradeCMnPSSi
ASME SA573 Grade 580.230.6-0.90.0350.040.1-0.35
ASME SA573 Grade 650.240.85-1.20.0350.040.15-0.4
ASME SA573 Grade 700.270.85-1.20.0350.040.15-0.4


Large Diameter Seamless Pipe Mechanical Property

GradeYield Strength (MPa)Ultimate Tensile Strength (MPa)Elongation at Break (%)
ASME SA573 Grade 58220415-55021
ASME SA573 Grade 65240415-53020
ASME SA573 Grade 70290485-62028


Large Diameter Seamless Pipe Specification

Product Name 

large diameter seamless pipe

StandardASME A179,JIS G3461,DIN 17175
Out Diameter1/2"-48"(6mm-1240mm)
Wall Thickness1mm-200mm
Length5.8-12m ,random length or fixed length
Heat TreatmentAnneal etc
ThecnicalHot Rolled,Cold Drawn
PackageIn Bundling,In Bulk
Suface Treatment Oil Coating,Black Painted,Varnish,Anti-Corrosion
Payment Terms T/T,L/C
Application

1>Water Transportation

2>Supply Heat and Gas

3>Long Distance Transport Oil and Natural Gas

4>Agricultural Irrigation

5>Water Conservancy Project

Related products

2 inch galvanized pipe
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black galvanized pipe
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hydraulic seamless pipe
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APPLICATION FIELD

Industries We Proudly Serve

Building Construction
Building Construction
Specific requests for on-site construction are generally required and we will work with our clients to meet their needs.
Oil & Gas
Oil & Gas
We supply high strength steel to the oil and gas industry and our equipment is customized to cut advanced high strength steel for the oil and gas industry.
Medica Equipment
Medica Equipment
Loong Stainless Steel supplies hospital beds and related furniture applications that require low micro surface finishes for plating applications.
Spaceflight
Spaceflight
Our high-quality steels and aircraft-grade metals also play an important role in specialty aerospace parts.
Agriculture
Agriculture
Loong Stainless Steel has been a proud supplier of steel to the agriculture and farming industry, and we understand the ups and downs that the industry has experienced.
Heavy Equipment
Heavy Equipment
We also supply several exercise equipment manufacturers with special high surface quality and high strength applications.

FAQ

We are a well known worldwide exporter of 304 Stainless Steel P
Q : What are your payment terms?
A : Our payment terms: 30% T/T deposit and 70% on B/L copy or L/C at sight, before you pay the balance. We will show you product and packaging photos.
Q : How long is your delivery time?
A : Generally, it takes 10-15 working days for stock, and 20-30 working days if there is no stock. According to the order quantity
Q : Can you accept customization?
A : Yes. Can be customized according to customer requirements
Q : How about the MOQ? If my first order is small, will you accept it?
A : We will try our best to support your trial order quantity, so even if it is 1 piece or 1 kg, we can start cooperation; because we are confident to make a second order with the company.
Q : How about your after-sales service?
A : As a professional steel export company, we provide promotion and technical support for all questions and questions.
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Customer Service

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Loong Stainless Steel has extensive industry experience, an expert staff, and state-of-the-art equipment.

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Product

Steel Plate Steel Pipe Steel Coil Steel Rod Steel Section Steel wire

Contact Us

Have any needs, feel free to contact us, we are happy to help you!

Office: 6F,ShunJing Trade Center,No.855,Industrial Avenue South, Haizhu District, Guangzhou, China(Mainland)

Factory：Pojubian Industrial Road, Zhangcha East, Chancheng District, Foshan, Guangdong

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