Product Details

Product Description

Q235 Black round steel pipe /construction pipe /frame pipe

Product Name	Q235 Black round steel pipe /construction pipe /frame pipe
Size	OD	1/2” -20” (21mm-508mm)
	Wall Thickness	0.8mm-20mm SCH20,SCH40,STD,XS,SCH80,SCH160,XXS
	Length	Less than 12m
Standard	BS 1139 Metal scaffolding BS4568 GALVANIZED STEEL CONDUITS & ACCESSORIES DIN 2393 WELDED PRECISION STEELL TUBES IS 1239 STEEL TUBES, TUBULARS AND OTHER WROUGHT STEEL FITTINGS IS 3589 Steel Pipes for Water and Sewage IS 1161Grade Steel Tubes For Structural Purposes IS 3601 Mechanical and general engineering purposes IS 4270 Steel Tubes for Water Wells ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless JIS 3444 Carbon steel tubes for general structural purposes 20mm ERW Steel tube /furniture tube black annealed
Steel Grade	IS 3589, IS 1239, IS:1161 Fe 330, Fe 410) BS 1387, BS4568, S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St33, St37, St44, ST52 JIS G3444 STK290,STK400,STK500,STK490,STK540
Steel material	Q195 → SS330,ST37,ST42 Q235 → SS400,S235JR Q345 → S355JR,SS500,ST52
Usage	1)low pressure liquid, water, gas, oil, line pipe 2)construction 3)fence, door pipe
Ends	1) Plain 2) Beveled 3) Thread with Coupling or cap 4) Chamfer 5) Groove 6) Screw
End protector	1) Plastic pipe cap 2) Iron protector
Surface Treatment	1) Bared 2) Black Painted (varnish coating) 3) Galvanized 4) Oiled 5) PE,3PE, FBE, corrosion resistant coating, Anti corrosion coating.
Technique	Electronic Resistance Welded (ERW ) Electronic Fusion Welded (EFW) Double Submerged Arc Welded (DSAW)
Marking	Tubes are distinguished by colour at two ends. .Light tube-Brown, Medium tube-Blue, Heavy tube-Red
Welded Line Type	Longitudinal
Section Shape	Round
Inspection	With Hydraulic Testing, Eddy Current , Infrared Test
Test Certificate	Manufacturer Test Certificate. IBR Test Certificate Laboratory Test Certificate from Govt. Approved Lab. Under Third Party Inspection with Excise Gate Pass to avail Modvat benefit.
Package	1) Bundle, 2) Bags
Delivery	1) Container 2) Bulk carrier
Port of Shipment	Xingang Port, Tianjin, China
Date of Delivery	According To The Quantity And Specification Of Each Order
Payment	T/T, L/C at sight ,LC 30days LC 90days and etc.
Others	Fitting as screws and flange also can be supplied.

CHART SIZE

CHEMICAL COMPOSITON

Material	Chemical composition					Mechanical property
	C	SI	MN	P	S	yield strength	tensile strength	elongation
						MPA	MPA	no more than
Q195	0.06~012	0.3	0.25~0.5	≤0.05	≤0.045	195	315~390	33
Q235A Q235B	0.14~0.22	0.3	0.3~0.7	≤0.05	≤0.045	235	375~460	26
Q235C	≤0.18	0.3	0.35~0.8	≤0.04	≤0.04	235	375~460	26
Q235D	≤0.17	0.3	0.35~0.8	≤0.035	≤0.035	235	375~460	26
Q345A Q345B Q345C	≤0.20	≤0.55	1.00-1.60	≤0.045	≤0.045	345	470~630	21
Q345D Q345E	≤0.18	≤0.55	1.00-1.60	≤0.025	≤0.025	≥295	470~630	22

CARGO PHOTO

Packaging & Shipping

PRODUCTION FLOW

Widely used for

Company Information

1. Expertise:
17 years of manufacture: we know how to properly handle every step of production.
2. Competitive price:
We produce, which greatly reduce our cost!
3. Accuracy:
We have a technician team of 40 people and a QC team of 30 poeple, ensure our products is exactly what you want.
4. Materials:
All pipe/tube are made of high-quality raw materials.
5.Certificate:
Our products are certified by CE, ISO9001:2008, API, ABS
6. Productivity:
We have large-scale production line, which guarantee all your orders will be finished in earlist time

From the first manufacturer established on 1998, till now Tianjin Yuxing Industrial Co., Ltd already has their 6 sub-companies, with total assets of 50 million USD and 140,000 m² land area.There are

1)Tianjin Hengxing Metallurgical Machinery Manufacturing Co., Ltd( main specializing in the production of kinds of steel pipe and steel coils production line, galvanizing production line, and all kinds of mechanical metallurgy components)

2)Tianjin Yuxing Steel Tube Co., Ltd ( produce all sizes of square and rectangular hollow section(size from 20mm*20mm to 1000mm*1000mm), cold formed special shaped steel pipe, opening type steel. We have got the ABS certificate in 2011)

3)Tianjin Liduoxing Steel Tube Co., Ltd (manufacturer to produce LSAW pipe, size from 310mm to 1420mm. Also we have got the API certificate in 2011.)

4)Tianjin Hengli Steel Pipe Co., Ltd (produce black and galvanized round and square pipe.)

5)Tianjin East Broad Technology Co., Ltd (produce the steel pipe support, scaffolding props, steel purlins, steel pipe pile, etc)

6)Tianjin Quanyuxing International Trading Co., Ltd (our international company have many years experience to export our own products, deal with all kinds of steel products.)

As the competitive price, good quality and super service, we will be your reliable business partner.

FAQ

Q&A

Q: What's your payment terms?

T/T 30% in advance by T/T ,70% seeing the copy of BL or LC at sight or LC 30days.

Q: What's your delivery time?

7~15 days after received the deposit. Some product has stock ,will delivery soonest

Q: Are you manufacturer or trader?

We are the manufacturer .

Q:Where's your factory?

Our factory is in Tianjin city ,jinghai town,(near Beijing) afforded enough production ability and earlier delivery time.

Q: Can we visit your factory?