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GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

Name: GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers
Brand: TORICH
Price: 1 USD

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Brand Name :	TORICH
Model Number :	GB 9948
Certification :	ISO9001-2008,ISO9001
Price :	Negotiable
Payment Terms :	L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability :	5000Tons per Year
Delivery Time :	4-8weeks

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GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

GB 9948 is a standard specification for seamless steel pipes used in petroleum cracking and heat exchangers. This standard specifies the classification, code, shape, size, weight, technical requirements, test methods, inspection rules, packaging, marking, and quality certificate of cold-drawn seamless steel pipes for petroleum cracking and heat exchangers. In this article, we will discuss the material, specification, chemical composition, mechanical properties, steel grade, and application of GB 9948.

Material

The material used in GB 9948 cold-drawn seamless steel pipes is carbon steel, alloy steel, and stainless steel. The carbon steel used in this specification includes grades like 10, 20, and 35, while the alloy steel includes grades like 12CrMo, 15CrMo, and 12Cr2Mo. The stainless steel grades used are 0Cr18Ni9 and 1Cr18Ni9Ti.

Specification

The specification of GB 9948 cold-drawn seamless steel pipes includes the following:

OD (Outer Diameter): 10-168mm
WT (Wall Thickness): 1-20mm
Length: 4-12m

Chemical Composition

The chemical composition of GB 9948 cold-drawn seamless steel pipes is specified in the table below:

Steel Grade	Chemical Composition
10	C: ≤0.13, Si: ≤0.37, Mn: 0.50-0.80, Cr: ≤0.25, Ni: ≤0.30, Cu: ≤0.25, S: ≤0.035, P: ≤0.035
20	C: ≤0.22, Si: ≤0.37, Mn: 0.50-0.80, Cr: ≤0.25, Ni: ≤0.30, Cu: ≤0.25, S: ≤0.035, P: ≤0.035
35	C: ≤0.42, Si: ≤0.37, Mn: 0.50-0.80, Cr: ≤0.25, Ni: ≤0.30, Cu: ≤0.25, S: ≤0.035, P: ≤0.035
12CrMo	C: 0.08-0.15, Si: 0.17-0.37, Mn: 0.40-0.70, Cr: 0.40-0.70, Mo: 0.40-0.55, S: ≤0.035, P: ≤0.035
15CrMo	C: 0.12-0.18, Si: 0.17-0.37, Mn: 0.40-0.70, Cr: 0.80-1.10, Mo: 0.40-0.55, S: ≤0.035, P: ≤0.035
12Cr2Mo	C: 0.08-0.15, Si: 0.17-0.37, Mn: 0.40-0.70, Cr: 1.00-1.30, Mo: 0.45-0.60, S: ≤0.035, P: ≤0.035
0Cr18Ni9	C: ≤0.07, Si: ≤1.0, Mn: ≤2.0, Cr: 17.0-19.0, Ni: 8.0-11.0, S: ≤0.03, P: ≤0.035
1Cr18Ni9Ti	C: ≤0.12, Si: ≤1.0, Mn: ≤2.0, Cr: 17.0-19.0, Ni: 8.0-11.0, Ti: 5C-0.70, S: ≤0.03, P: ≤0.035

Mechanical Properties

The mechanical properties of GB 9948 cold-drawn seamless steel pipes are specified in the table below:

Steel Grade	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)
10	≥335	≥205	≥24
20	≥410	≥245	≥20
35	≥510	≥305	≥20
12CrMo	≥440	≥205	≥20
15CrMo	≥440	≥235	≥21
12Cr2Mo	≥490	≥245	≥20
0Cr18Ni9	≥520	≥205	≥40
1Cr18Ni9Ti	≥520	≥205	≥35

Steel Grade

The steel grades used in GB 9948 cold-drawn seamless steel pipes are listed below:

10
20
35
12CrMo
15CrMo
12Cr2Mo
0Cr18Ni9
1Cr18Ni9Ti

Application

GB 9948 cold-drawn seamless steel pipes are used in petroleum cracking and heat exchangers. These pipes are widely used in the petroleum industry for their high strength, corrosion resistance, and good machinability. They are also used in the manufacture of chemical equipment, boiler tubes, and high-pressure containers.

Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.

Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.

At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.

Q: Are you trading company or manufacturer ?

A: manufacturer,also can do trading.

Q: How long is your delivery time?

A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? is it free or extra ?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.

If you have another question, pls feel free to contact with me.

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GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

Material

Specification

Chemical Composition

Mechanical Properties

Steel Grade

Application

Q: Are you trading company or manufacturer ?

Q: How long is your delivery time?

Q: Do you provide samples? is it free or extra ?

Q: What is your terms of payment ?

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GB 9948 Cold Drawn Seamless Steel Pipe For Petroleum Cracking And Heat Exchangers

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