ERW Shouldered Steel Pipe to C250/350 Grade

Shoulder Steel Pipe Appilication : For manufacture of pipe line, vessels, equipment, pipe fittings and steel structures to conveying oil,gas and other fluid,like wall panel, ecomomizer, reheater, superheater and steam pipeline boilers.

Shoulder Steel Pipe Surface treatment : Bare,black varnished, oiled, colored,3PE,FBE,epoxy coating,anti-coorsion,galvanized.

Shoulder Steel Pipe Minimum order quantity : Upon negotiation

Shoulder Steel Pipe Quality grade :First class, prime, newly produced, stock and more

Certification : ABS manufacturing assessment, ABS design assessment, API 5CT, API 5L, DNV manufacturer certificate, ISO9001 quality management system certificate, ISO14001 environment management system certificate, GB/T28001 for occupational health safety management system certificate, A1 class manufacturing license of special equipment certificate, CCS, GL, LR, SGS, TüV, PDE etc.


1..Material:C250, C350


Steel Pipe Chemical composition (Max%):

Company proflie

Qingdao HKJ is a professional manufacturer of precision cold drawn/rolled seamless steel and ERW tubes located at Qingdao China.

We specialize in producing cold drawn/rolled seamless steel tube, OD from 19mm to 121mm and WT from 1mm to 15mm according to the Normal standards as GB/T 13793-1992, ASTM A500, A179, DIN 2394, EN10305, BS 1387 and JIS 3445 etc. with material of carbon steel and alloy steel,normal steel grade like STKD270, STKD540, S15C, S25C, S35C, S45C, 34MNB5, 20Cr, 40Cr, Q345b, 30CrMo, 35CrMo, STKM11A-13C, SAE1010 /1020 /1045, EN8D etc...

We are professional manufacturer for ERW steel tubes and equipped with 10 sets advanced welding pipe production lines, we can produce 200 sizes, OD from 8mm-165mm, thickness 0.8-5.0mm. includes square/ rectangular/round/oval pipes and other special-shaped pipes, pre-galvanized pipes and painted pipes. Normal standards as GB/T 13793-1992, ASTM A500, DIN 2394, EN10305, BS 1387 and JIS 3445 etc. all of which are used for fitness equipment, medical equipment, bicycles, steel furniture, display stands, shelves and motorcycles.

We are supplier of Hyundai China, VW China, and our end user includes Toyota North America, and Chrysler North America.

Our trading company is Qingdao Haikejia International Trade Co.,Ltd.

FAQ
1 Are you a trading company or manufacturer?
Yes, Qingdao HKJ Was established in 2009, It is an enterprise incorporating industry and trade. We have our own foreign trade platform - Qingdao Haikejia International Trade Co.,Ltd.

2 How can I get the price?
We usually quote within 24 hours after we get your inquiry by telling us the material, out diameter, wall thickness length, quantity and application of the steel pipe which you need. If you are very urgent to get the price, please inform us in email so that we will regard your inquiry priority.

3 How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality.we will provide you the sample for free, however we could only make sure the same material, the
dimension will be much similar as your request but not same. And customer should afford the charge of shipment.

4 How long can I expect to get the sample?
The samples will be sent to you via express and arrive in 3-5 days.
ou can use your own consignee account or prepay us if you do not have an account.

5 What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order.

6 What is the Small Qty Process Charge.
It is the payment for customer whose order qty is less then Min Order Qty. Because small qty of products should be processed same in the production flow as big qty and the average cost would get much higher than big ones. So there is a small Qty Process Charge to ensure the profit of our factory and usually the amount of it is about $250.00

7 Could the pipe be customized for us?
Yes. We are the professional manufacturer which has rich experience in Precision Seamless and ERW Steel Pipe manufacturing.
We could print the logo and label under your requirements if you need OEM products. Beside this,we still do some refined processes like CNC cutting, chamfering, galvanization and tapping, if you have detailed spec or drawing.Our production lead time is within 30-45 days.

8 What is your terms of delivery?
We accept EXW, FOB, CIF, DDU etc. You can choose the one which is the most convenient or cost effective for you.

Our Customers: