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Q345B Galvanized Steel Pipe

What is galvanized steel pipe? Galvanized steel pipe is made of low carbon steel. Then it is covered with zinc coating through hot-dip or electro-galvanizing process to prevent rusting. Galvanized steel tubes feature with excellent corrosion resistance and durability. Therefore, it is very versatile in construction, chemical, electric power, machinery and other industries. As a leading galvanized pipe manufacturer, Wanzhi Steel will share more information about galvanised iron pipe, including its definition, uses, manufacturing process, etc

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贰尘补颈濒：尘辞苍颈肠补蔼濒丑蝉迟别别濒驳谤辞耻辫.肠辞尘

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Product Detail

product:	galvanized pipe, galvanized steel pipe, hot dipped galvanized steel pipe
Application:	Used for transporting low pressure liquid, gas and heating.
Size:	OD: 21.3mm ~ 406.4mm
	WT: 0.5mm ~ 20mm
	LENGTH: 0.3mtr ~ 18mtr, Ramdon Length, Fixed Length, SRL, DRL
Standard	GB/T 3091 Q195/Q215/Q235/Q345, BS 1387, EN 39, EN 1139 S235JR/S275JR, ASTM A53 GR. A/B/C, JIS G3444 STK 400/STK 500
Pipe tape	Seamless & Welded Steel Pipe (Round/Square/Rectangular)
End	Square Cut/Threaded, Burr Removed
Zinc Coating	120~500 g/m2 （30um~70um）
Packing	Steel Strips bundled, Plastic Caps plugged, Waterproof Paper wrapped etc.

What Is Galvanized Steel Pipe


Galvanized Round Steel Pipe	GI Square Tube	Galvanized Steel Tubes

Production Process of Galvanized Pipe

Steel Pipe (Black Pipe) → Alkaline Washing → Water Washing → Pickling → Drying → Hot-dip Galvanizing → Cooling → Passivation → Pipe Cutting → Rinsing → Product Inspection

Galvanized Steel Tube Uses

Galvanized pipe is very popular among different industry because of its great anti-corrosion properties. Here let’s review its uses.

1. Conveying pipeline for gas, heating gas, oil, water or other liquid or gas transportation；

2. Oil industry, such as oil well pipes and oil pipelines for offshore oil fields；

3. Uses in agriculture, construction, aviation and other industries.

Usual dimensions & sizes :

Normal dimension of Pre galvanized steel pipe
Square (SHS)		Rectangular(RHS)		Circle (CHS)
Out dia.(mm)	W.T(mm)	Out dia.(mm)	W.T(mm)	Out dia.(mm)	W.T(mm)
12x12	0.4-1.0	10x20	0.4-1.0	12	0.4-1.0
19x19	0.6-1.5	20x40	0.8-1.6	19	0.6-1.5
20x20	0.6-1.6	30x50	0.8-1.8	20	0.6-1.5
30x30	0.7-1.6	40x60	1.0-1.8	25	0.6-1.6
40x40	0.8-1.8	40x80	1.0-1.8	38	0.7-1.6
50x50	1.0-1.8	35x70	1.0-1.8	50	0.8-1.8
60x60	1.0-1.8	50x100	1.0-2.0	63	0.8-1.8
80x80	1.2-1.8	60x120	1.0-2.0	76	1.0-1.8
100x100	1.2-2.0			80	1.0-2.0
120x120	1.2-2.0			100	1.0-2.0
				114	1.0-2.0

Mechanical character & Chemical element of normal material:

MaterialChemicalComposition(%)	Q195	C	Mn	Si	S	P
		0.06-0.12	0.25-0.50	≤0.30	≤0.050	≤0.045
		Tensile strength: 315-430(Mpa)
		Yield strength:195(Mpa)
		Elongation:33
	Q235	C	Mn	Si	S	P
		0.12-2.0	0.3-0.70	≤0.30	≤0.045	≤0.045
		Tensile strength: 375-460(Mpa)
		Yield strength:235(Mpa)
		Elongation:26
	Q345	C	Mn	Si	S	P	V
		≤0.20	≤1.70	≤0.55	≤0.040	≤0.040	0.02-0.15
		Tensile strength: 470-630(Mpa)
		Yield strength:345(Mpa)
		Elongation:2

Conclusion

榴莲视频 as a leading steel pipe manufacturer, Whether you need galvanized steel pipe or other products, we can meet your needs. In addition, to serve you better, we have set up a team including Chinese, English, Italian and other languages. If you are planning to buy galvanized pipe, please contact us to get the latest price.

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