Pre-Galvanized Hollow Sections Steel Pipe Gi Tube China Steel Pipe Maunfacturer

• Customization: Available
• Type: Welded
• Technique: Cold Drawn
• Model NO.: Q195 Q235 Q345
• Surface Treatment: Galvanized
• Usage: Pipeline Transport, Hydraulic/Automobile Pipe, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Transport Package: Bundles
• Specification: 21.3mm-325mm
• HS Code: 730661
• Production Capacity: 500000ton/Year

Product Description

Cold Rolled ERW Pre Galvanised Steel Pipes Steel Tube Steel Hollow

Product Description





 

Product Name	Galvanised steel pipe and tube
Surface	Galvanized (40-60g/m2 usual,can be request by customer)
Material	Q195,Q215,Q235
MOQ	5 tons for normal size and material
WT	0.3-2.2mm
Payment terms	TT deposit +BL copy / LC   or 100% LC at sight
Trade terms	FOB,C&F,CIF,EXW
Length	fixed or random,as customer request.
End Treatment	Palain(can be threaded,punch,shrink,extension... )
Lead time	within 7 days from stock with 6m length (stock pipe with our factory name in Chinese),20-25 days for customized pipe according to the qty

 2.Product  Chemical Composition & Mechanical Properties :  

Grade	Chemical Composition					Mechanical Properties
	C	Mn	Si	S	P	Yield	Tensile	Elongati
						Strength Mpa	Strenth Mpa	-on %
Q195	0.06-0.12	0.25-0.50	≤0.30	≤0.045	≤0.05	≥195	315-430	≥33
Q215	0.09-0.15	0.25-0.55	≤0.30	≤0.05	≤0.045	≥215	335-450	≥27
Q235	0.12-0.20	0.30-0.67	≤0.30	≤0.045	≤0.04	≥235	375-500	≥26
Q345	≤0.20	1.00-1.60	≤0.55	≤0.04	≤0.04	≥345	470-630	≥22

Q195 ≈	Grade B,SS330 SPHC,S185
Q215 ≈	Grade C/CS Type B,SS330 SPHC
Q235 ≈	Grade D,SS400,S235
Q345 ≈	Grade 50/345,SPFC590,E/S335

3.Product standard test:

All items of our products and related tests as follow : 

1.ERW black round pipe (ASTM A53,GB..)

2.Weld black square/rectangular pipe(ASTM A500,GB,...)

3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)

4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)

5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.

6.Spiral steel pipe

7.Seamless pipe (ASTM A53,A106B,)

8.Oval pipe in galvanized and black surface

9.LTZ... special sizes pipe

10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material

11.Steel angle, Flat bar,round bar,sqaure bar, 

12.H,I,U,C,T,Y,W...steel beam/channel

13.Deformed steel bar

14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.
 

Five Promises:

1.Quality: Strictly control the quality through three levels. First level, quality test on the producing line. Second level, quality test during warehousing. Third level, quality test before loading.

2.Timeliness: 24 hours online.Provide consulting and quotation services for customers all the time.

3.Veracity: Strictly follow the customer standard to ensure the tolerance range and meet customer's requirement.

4.Integrity: If The customer complains about the quality of the products, our company will actively cooperate with them to solve the problem. If it is the responsibility of our company, we will bear the corresponding responsibility and compensation.

5.Longevity: Establish good long-term relationship with customers.

Other products

Packaging & Shipping

1.we have fully enclosed, clean and tidy modern logistics storage center with a building area of 20,000 square meters. It can provide customers with storage, package, billing and delivery. We can loading 20-25 containers one day. The packing accuracy rate is 100%;

2.We own professional logistics shipment, around more than 10 13-meter semi-trailers, in terms of transport efficiency and quality to provide customers with convenience, cost reduction, value-added services;

3.In the aspects of preventing steel pipe bumping, scratching, cratering, flattening, pipe deformation, raining, etc., standardization operations have been established and strictly implemented to ensure that the quality of the process of storage and transportation of steel pipes is effectively controlled.

Quality inspection

1.Our factory has its own "experimental testing center".CNAS Laboratory Accreditation Certificate (the second private enterprise to obtain this certificate)

2.Control quality strictly.The first pass is the quality inspection on the production line,The second pass is full inspection of the  production quality .

3.We have got internationally recognized certificates, ISO, CE, LR,Philippine certificate,also support third-party testing,as SGS, BV, ect.