Cold Rolled Pre Galvanized Welded Square / Rectangular Steel Pipe/Tube/Hollow Section Prefab House Steel Pipe

• Application: Automotive Industry, Chemical Industry, Food Industry, Oil and Gas Industry, Pharmaceutical Industry
• Certification: CE, ISO9001
• Length: 100 feet
• Material: Duplex Stainless Steel
• Outer Diameter: 6 inch
• Type: Welded Pipe
• Wall Thickness: Schedule 10
• Shape: Square Tube Pipe
• Standard: ASTM JIS GB
• Grade: St37/St45/St52/25mn/27simn/E355/SAE1026/Stkm13c
• Delivery Time: 7~15 Days
• Color: Customers′ Requirement
• Special Pipe: API Pipe, Thick Wall Pipe
• Usage: Pipe Fitting, Steel Structure, Mechani
• Transport Package: Container
• Specification: As needed
• Trademark: NO
• Origin: Tianjin China
• HS Code: 7308900000
• Production Capacity: 100000t/Year

Product Description

Overview

Tianjin Yuanquan Fengda Pipeline Technology Co., Ltd. is located in Tianjin city, China, adjacent to the important steel machinery industry base in north China.Built in 2009 year.With more than 10 years export experience in supplying a great variety of customers from different fields. Such as United States, Europe, Middle East, Southeast Asia, Africa, South America market. Our annual export volume is more than 300,000 tons.We have a our own factory with professional production facilities, the factory covers an area of10000 square meters, 100+ existing employees and have professional sales team and after-sale service team, annual production capacity of 400000 tons. We can provide one-step shop of Plastic-coated composite steel pipe, coated steel pipe (for fire protection), plastic-coated cable conduit, PP-S internal and external plastic-coated composite steel pipe (rainwater, reclaimed water, drainage), coated steel pipe for underground coal mines,carbon steel, seamless steel pipe, stainless steel plate, hot rolled low temperature plate, galvanized steel coil and galvanized corrugated steel plate. meet all of your requirements. 

Material		4130 steel pipe 4130 steel tube
Chemical Composition		Mechanical Properties(In Quenched & Tempered State)
C	0.17-0.24	Tensile strength(MPA)		930
Si	0.17-0.37	Yield strength (MPA)		785
Mn	0.40-0.70	Elongation(δ5/%)		12
Cr	0.80-1.10	Reduction in Area (ψ/%)		50
Mo	0.15-0.25	Impact (J)		63
P	≤0.035	Hardness		≤229HB
S	≤0.035	Hardness		≤229HB
Cu	≤0.30	Hardness		≤229HB
Ni	≤0.30	Hardness		≤229HB

 

1)Pipes for pipelines, water, gas pipes
2)Oil pipe suitable for oil industry, oil heater for chemical coking equipment
3)Steel Structure Engineering, Support Pipes for Mine Pits
4)Machinery Manufacturing and Chassis

Product Parameters

 

Production Name	Carbon Steel Square Pipe
Standard	ASME,ASTM, EN,BS, GB,DIN,JIS, etc
Size	Outer Diameter: 4*4-1000*1000mm/20*30-800*1000mm or as required  Thickness: 0.4- 2.0mm or as required  Length: 1-12m or as required
Material Grade	10#,20#,45#,16Mn,A53(A,B).Q235,Q345,Q195,Q215.Q355St37,St42.St37-2. St35.4,St52.4,ST35Ss540Ss400S235S275S235jr S275jr s355jr GR.B etc.
MOQ	5 Ton
Processing Service	Bending, Welding,Decoiling,Cutting,Punching, Polishing or as customer's request
Package	Standard export sea-worthy packing
Delivery Time	5~7 days after deposit
Productivity	3000 Ton Per Month
Application	Construction, machinery, coal mine, chemical industry, electric power, railway vehicle, automobile industry, etc.
Sample	Free Sample

Our Advantages

Standard Specifications

 

Uniform Thickness, Smoothincision.Good Ductility Andeasy Installation.Strong And Stable Resistant To Corrosion And Long Service Life.

Strict Material Selection

 

Plastic Coated Steel Pipe Material.High Strength,
Good Toughness, Light Weight, Inpact Resistabce.

Support For Custom

 

PET Bottle Making Machine Is Suitable For Producing
Pet Plastic Containers And Bottles In All Shapes.

Factory Show

 

Packaging & Shipping

Load container:

FAQ

1,Can I request to change the form of packaging and transportation?
Yes, We can change the form of the packaging and transportation according to your request.
2, Can I request to advance the shipment?
It should be depends on whether there is sufficient inventory in our warehouse.
3,Can I have my own Logo on the product?
Yes, you can send us your drawing and we can make your logo.
4,Can you produce the products according to my own drawings?
Yes, we can produce the products according to your drawings that will be most satisfy you.
5,What's your terms of payment?
T/T, L/C 
6,Do you accept custom design on size?
Yes, if the size is reasonable
7,Transportation
Transported by DHL, UPS, EMS, Fedex, SF, by Air, by Sea.