ASME B36.10 Welded and Seamless Wrought Steel Pipe

ASME B36.19 Stainless Steel Pipe 

 Pipe is customarily identified by "Nominal Pipe Size" (NPS), with wall thickness defined by "Schedule number" (SCH). Tube is customarily specified by its outside diameter (O.D.) and wall thickness (WT), expressed either in Birmingham wire gage (BWG) or in thousandths of an inch.

Pipe:  NPS 1/2-SCH 40 is even to outside diameter 21,3 mm with a wall thickness of 2,77 mm.

Tube:  1/2" x 1,5 is even to outside diameter 12,7 mm with a wall thickness of 1,5 mm.

All goods should be packed in sea worthy export plywood cases & pallets, streched wrapped with nylon.

Hebei Haihao Group is a powerful company in China,having been in this line for more than 30 years. And Haihao Group has good reputation in domestic and foreign markets.

Our factory show:

Producing equipment show:

Our company has advanced equipment as below.The machines meet high pressure,medium pressure and low pressure pipe fittings. No matter how big or thick your products is,we can do it according to the standard or your drawings.

Our cetificates show:

Our company has got ABS,ISO,HSL,BV CERTIFICATES.

1.Payment Term: 30% down payment by TT and 70% before shippment.

2.We accept SGS inspection before shippment.

3.Free samples can be sent.

Quality makes markets and honesty serves clients!

Customer satisfaction is our ultimate goal !

Welcome you to pay a visit to our company for cooperation and mutual development!

Question 1: How many staff working on your plant? 

Answer: 660 workers and staff members with a strong technical force, including 26 engineers, 48 assistant engineers and 68 technicians.

Question 2:  What kind of certificate do you have?

Answer: ISO,API,ABS CERTIFICATES.

Question 3: What market experiences do you have?

Answer: We have experiences of working in  Russia,USA ,Germany Korea,Vietnam, India ,Indonesia, Malaysia, Philippines,Iran, Kazakhstan, Romania, Costa Rica, Georgia, Kuwait,Turkmenistan, Ukraine and Jordan etc. market.

Question 4:  What kind of largest diameter seamless and welded pipe fittings available to producing in your workshops ?

Answer: ELBOW( largest diameter seamless 30",welded 96" )

            TEE( largest diameter seamless 24",welded 96" )

            REDUCER( largest diameter seamless 24",welded 96" )

Question 5: Do you have the laboratory in your factory?

Answer: Yes, we have.

Question 6: Can you supply FASTENERS?

Answer: Yes, we can supply Bolt, U-bolt and screw nut.

Question 7: What test do you usually do?

Answer: After production, we will make NDT inspection. About elbows, usually we use ultrasonic test by a certain percentage. If client needs special requirement,we will make as per their requirement.

Question 8: The period of production a volume about 300 tn of products;

Answer:  About 300 tons products, it costs 20-30 days,and 40 days including painting,marking and packing.

Question 9: The whole production capacity of your own production facilities;

Answer: About DN15-DN6000 flange,18000 tons per year;DN15-DN1200 elbow, reducer and tee,15000 tons per year.