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China Butt Weld Fittings manufacturer

TOBO GROUP  

TOBO International Trading(Shanghia)Co.,Ltd       Tianda Oil Pipe Co., Ltd

TOBO Pipeline Equipment Co.,Ltd        TPCO & TISCO Pipe(Tianjin)Co.,Ltd.                        

News

January 18, 2022

Duplex Steel Pipe S32750 S32760 Super Duplex Steel Tubing U Bundles Heat Exchagner Tubes​

Duplex Steel Pipe S32750 S32760 Super Duplex Steel Tubing U Bundles Heat Exchagner Tubes​

 

Standard ASTM A554,ASTM A312,ASTM A249,ASTM A790,ASTM A688, ASTM A269,ASTM A268, JIS G3463-2006,ASTM A651
Grade 201,202,304,316,316L, 409L,430,410, 444,445J2,44660,S31803,S32750
Size Range OD:6.35mm-160mm WT:0.15mm-3mm
Certification ISO9001:2008,TUV,SGS

 

Tolerance

a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 0.02mm
c) Length: +/- 5mm
Surface 180G, 320G, Satin,400G, 600G ,2B,BA
Application Power station, cooling tower, underfloor heating ,heat recovery system, especially high Chloride seawater heat exchanger.
Test Raw material checking, extended test, Hydraulic test, crystal rot test, Pneumatic test , Eddy Current test, TX-ray test. Tension test
Production equipment

W+O forming, welding seam tracking, multi-cathode TIG welding, molten pool electromagnetic stirring technology, endoscope welding with monitoring, online welding with inside and outside rolling, online annealing, micron grade laser calipering, encoder-based high-precision sizing, internal polishing.

 

 

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Company Information

ABOUT US

We are one of the Professional manufacturers Exporter Pipeline products in China .Our company was established in 1998, the plant covers 550, 000 square meters and a construction area of 6,8,000square meters, existing 260 workers and 45 technicians. We have five branch factories which can supply the best quality pipes, tubes, fittings flanges and related accessories.

Our Advantages

WHY CHOOSE US

TEAM

More than 120 top-class mills

EQUIPMENT

A number of advanced equipments

QUALITY

Company with a variety of detection devices

FACTORY

We have five branch factories

If the quantity of order is not very big,we could send them to you by express delivery,such as TNT,DHL,UPS OR EMS etc.

If order is big ,we will advise you use Air Shipping or Sea Shipping through your nominated forwarder agent.Our long-term cooperated agent also available.

FAQ

FAQ

1. Are you trading company or manufacturer ?

We are manufacturer ,You can see the Alibaba certification.

2. How long is your delivery time?

Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

3. Do you provide samples ? is it free or extra ?

Yes, we could offer the sample for free charge but need pay the cost of freight.

4. What is your terms of payment ?

Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.

 
Packaging&Shipping

Package:Standard export carton packing.

Delivery time:stock-45 days after confirming order,detail delivery date should be decided according to production season and order quantity.

 

 

Contact Details