Grade 20G Seamless Steel Boiler Pipe is applicable to seamless tubes for
making steam boiler whose pressure is high or higher and seamless tubes used as pipelines.

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Grade 20G Seamless Steel Boiler Pipe is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines.

20G seamless steel pipe is a high-quality carbon structural steel, boiler material, the carbon content of 0.17-0.24%, tensile strength of 410Mpa, yield point 230-250Mpa. Is our main production of steel, we can provide 20G Seamless pipe with high quality and competitive price. Here to introduce you to our 20G seamless pipe basic chemical properties and mechanical properties.

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.Additional Condition GB5310 20G

GB5310 20G boiler steel pipe Other Name:

GB5310 20G boiler steel pipe, 20G boiler steel pipe, 20G boiler pipe

Boiler steel pipe Application:
GB5310 20G seamless steel pipes are mainly used for pressure vessels, machinery, pipe fittings, oil and chemical industry.

Boiler tubing is used in these industries:
Steam Boilers
Power Generation
Fossil Fuel Plants
Electric Power Plants
Industrial Processing Plants
Cogeneration Facilities
Internal defect control of small-diameter high-pressure boiler pipe
Hardness testing methods of high-pressure GB5310 20G boiler steel pipe
Characteristics of boiler pipe
Heat boiler seamless extrusion technology
Low and medium pressure boiler pipe

GB 5310- 2008 standard is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines.

Technical data

Chemical Compositions(%) of GB5310 20G:

Chemical elements	Data
Carbon	0.17-0.24
Silicon	0.17-0.37
Manganese	0.70-1.00
Phosphorus(max)	0.03
Sulfur(max)	0.03
Chromium(max)	0.25
Molybdenum(max)	0.15
Cuprum(max)	0.2
Nickel(max)	0.25
Vanadium(max)	0.08

Mechanical Properties of GB5310 20G:

Properties	Data
Yield Strength (Mpa)	≥415
Tensile Strength (Mpa)	240
Elongation (%)	22

The W.T. tolerance of GB5310 20G:

W.T.(S)		Tolerance of W.T.
<3.5		+15%(+0.48mm min)
		-10%(+0.32mm min)
3.5-20		+15%,-10%
>20	D<219	±10%
	D≥219	+12.5%,-10%

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Always adhere to the tenet of high quality, low cost, fast pace and excellent service. Shandong Chengshun Metal Materials Co., Ltd. is willing to cooperate sincerely with friends from all walks of life at home and abroad for common development.

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Shandong Chengshun Metal Materials Co., Ltd. is located in Jinan City, Shandong Province. It is a comprehensive company dealing in high-quality steel products, with a superior geographical location and very convenient transportation. The company has a complete and scientific quality system, and has been recognized by the industry for its integrity, strength and product quality.

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Seamless Steel Pipe