GB/T8162 Seamless Steel Pipe

Seamless steel pipe for general structure (GB/T8162-2008) is a seamless steel pipe for general structure and mechanical structure.

Categories Carbon Steel, Carbon Steel Pipe

PRODUCT DETAILS

GB/T8162 Seamless Steel Pipe Description

Seamless steel pipe for general structure (GB/T8162-2008) is a seamless steel pipe for general structure and mechanical structure.

Product Parameters

Product Name	GB/T8162 Seamless Steel Pipe
Standard	EN/DIN/JIS/ASTM/BS/ASME/AISI etc.
Outer Diameter	Seamless: 1/4″-36″	Welding: 21.3mm-3620mm
	Round Tube: 1/2″-10″	Square Tube/Rectangular Tube: 15x15mm-400x600mm
Wall Thickness	Seamless: 1.25mm-50mm	Welding: 1.65mm-65mm
Length	3-12 meters, Support customization
Surface Process	Bright, Polished, Black
Other Services	Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

Chemical Composition

Grade	C	Si	Mn	P, S	Cu	Ni	Mo	Cr
10	0.07～0.14	0.17～0.37	0.35～0.65	≤ 0.035	≤0.25	≤0.25	/	≤ 0.15
20	0.17～0.24	0.17～0.37	0.35～0.65	≤ 0.035	≤0.25	≤0.25	/	≤0.25
35	0.32～0.40	0.17～0.37	0.50～0.80	≤ 0.035	≤0.25	≤0.25	/	≤0.25
45	0.42～0.50	0.17～0.37	0.50～0.80	≤ 0.035	≤0.25	≤0.25	/	≤0.25
16Mn	0.12～0.20	0.20～0.55	1.20～1.60	≤ 0.035	≤0.25	≤0.25	/	≤0.25
12CrMo	0.08～0.15	0.17～0.37	0.40～0.70	≤ 0.035	≤0.25	≤0.30	0.40～0.55	0.40～0.70
15CrMo	0.12～0.18	0.17～0.37	0.40～0.70	≤ 0.035	≤0.25	≤0.30	0.40～0.55	0.80～1.10
12Cr1MoV	0.08～0.15	0.17～0.37	0.40～0.70	≤ 0.035	≤0.25	≤0.30	0.25～0.35	0.90～1.20

Mechanical Properties

Grade	Tensile Strength(MPa)	Yield Strength(MPa)	Elongation(%)
10	≥ 335	≥ 205	≥ 24
20	≥ 390	≥ 245	≥ 20
35	≥ 510	≥ 305	≥ 17
45	≥ 590	≥ 335	≥ 14
16Mn	≥ 490	≥ 325	≥ 21
12CrMo	≥ 410	≥ 265	≥ 24
15CrMo	≥ 440	≥ 295	≥ 22
12Cr1MoV	≥ 490	≥ 245	≥ 22

Scope of Application

Seamless steel tubes for the manufacture of pipes, vessels, equipment, fittings and mechanical structures

PACKING AND DELIVERY

Packing and delivery

The company mainly deals in seamless steel pipes, welded steel pipes, galvanized steel coils, round steel, steel plates, color-coated plates, stainless steel plates, aluminum coils, angle steels, H-shaped steels, special-shaped steel bars, etc. We provide one-stop service from raw materials to finished products, with complete product specifications. We have 15 years of production experience and after years of development, we have a strong production capacity with a monthly output of 50,000 tons.

FACTORY APPEARANCE

We are one-stop supplier from raw materials to finished products, our products are available in a variety of specifications and with a history of 15 years production experience, after years of development, We have a strong production capacity, with a monthly output of 50,000 tons, ranking among the top five in the industry.

APPLICATION FIELD

Adhering to the business principle of mutual benefits, Hongzheng has had a reliable reputation among our customers because of our professional services, quality products and competitive prices.