GNEE is a professional supplier of boiler tubes, exporting 20,000 tons to foreign markets every year.
GNEE's 12CrMoG seamless boiler tubes are made of high-quality 12CrMo alloy steel and are made through precision processing technology. They can withstand complex working environments under high temperature and high pressure. They are widely used in high-temperature and high-pressure equipment in the fields of petroleum, chemical industry, and electric power.
Products Data
| Material | 12CrMoG Alloy Steel |
| Standard | GB 5310-2017 |
| Application | High Pressure Boiler Tubes |
| Chemical Composition | C: 0.08~0.15, Si: ≤0.50, Mn: 0.40~0.60, P≤0.025, S≤0.015, Cr: 2.00~2.50, Mo: 0.90~1.13 |
| Mechanical Properties | Tensile Strength: 450~600Mpa, Yield Strength: ≥280Mpa, Elongation: ≥22%, Impact Resistance: Longitudinal ≥40J, Transverse ≥27J |
| Heat Treatment | Normalized + Tempered or Quenched + Tempered |
| Size Range | 60.3-765*2-120 (Common Diameters: 60.3, 73, 88.9, 114.3, etc.) |
| Main Uses | For heating surface tubes, economizers, superheaters, reheaters, and related boiler fittings in high-pressure boilers (working pressure above 9.8Mpa, working temperature between 450℃ and 650℃) |
Products display
GB 5310 12CrMoG Alloy Steel Pipe

Why Choose GNEE
GNEE has established ISO9001:2008 quality management system and implemented total quality management. Now, we sell 200,000 tons of steel pipes every year, including products for high, medium and low pressure boilers, ships, liquid conveying pipes, etc., providing high-quality products for customers in different industries. It is very popular in overseas markets. Many well-known overseas companies have established long-term business cooperation with us.
To help you solve any doubts and provide project solutions, please contact us in time to get a quote! sales@gneetube.com
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FAQ
Q.Where are you located? Can I visit you?
A.Sure, you are welcome to visit our factory anytime.
Q.What is your after-sales service?
A.We provide after-sales service and 100% quality assurance for our products.
Q.What is your delivery time?
A.Delivery time is usually about 1 month, if we have stock, we can ship within 7 days.
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